Plast-O-Matic Valves, Inc.

Shut-Off Valve is Suitable for Demanding Environments
With no wetted metals or external fasteners, this 1/2-in. air-operated shutoff valve can be used in high-purity or corrosive environments. Designed for liquid service at pressures ranging from full vacuum to 150 psi, the valve’s outlet pressure (backpressure) can be as high as the inlet pressure without affecting performance. The internal metal springs are isolated from the process liquid by redundant seals made of either Viton or EPDM. Body materials are polypropylene or polyvinyl chloride.

Series TRVDT three-port, in-line relief valve
The Series TRVDT three-port, in-line relief valve is ideal for systems requiring minimal footprint or where the use of a piping tee is not practical. It has an economical, heavy-duty design that allows for easy replacement in existing systems. When closed, the valve has a straight-through flow pattern. The pressure setpoint is adjustable between 50 and 100 psi, and the maximum inlet pressure is 150 psi. Once the set pressure is reached, the diaphragm is lifted off the center port, and the excess liquid flows out through the third port at the bottom of the valve. The TRVDT model features a PTFE diaphragm seal with no wetted metals or elastomers. An additional non-wetted U-cup seal design includes the firm’s patented Fail-Dry vent, which provides visual warning of impending seal malfunction. The valves are available in 1⁄2-, 3⁄4-, and 1-in. pipe sizes, and can be made from PVC, natural polypropylene, PTFE and Kynar PVDF.

Swagelok Co.

Single-Flange Assemblies Provide a Compact Solution
Kenmac series process monoflange assemblies replace multi-valve assemblies with a single manifold. This compact design minimizes potential leak points, reduces stress from loading and vibration, and can reduce installation and maintenance time. Block, block-and-bleed, and double block-and-bleed flanged manifolds are available, in bolted bonnet, outside screw and yoke (OS&Y) bolted bonnet, and integral screwed needle valve designs. A two-valve isolating and venting gauge block monoflange is available for instrumentation applications. All are rated for working pressures of 150 lb class to 2,500 lb class according to ANSI B16.5.

CPV Manufacturing, Inc.

O-Seal valves
O-Seal valves have a complete interchangeable valve cartridge with a removable seat, which enables the user to change from any of the four basic O-Seal cartridge designs without compromising leakproof reliability. These shutoff, needle, check and stop-check valves are rated to 6,000 psi and will function from –65°F to 400°F, depending on the seal material selected. They are available in pipe sizes from 1/8 in. to 2 in. and tube sizes from 1/4 in. to 2 in.

Armstrong Pumps

ARMflow Venturi-Style Balancing Valves
Available in 1/2-in. and 3/4-in. models that can handle flowrates as low as 0.26 gal/min and 0.4 gal/min, respectively, these new ARMflow venturi-style balancing valves are significantly more accurate than conventional balancing valves. They require five full 360-deg. turns from open to closed, and their non-rising handle ensures that overall valve height remains the same from fully open to completely closed. They can be installed with the measuring ports facing up or down.

TLV Corp

DR20 is a Compact, Lightweight Pressure-Reducing Valve
The DR20 is a compact, lightweight pressure-reducing valve for use with any small to moderate steam requirement. A flow-up design and a flat valve and plug arrangement promote secondary pressure stability. The stability augments the pressure-reduction capability to allow the DR20 to reach a turnover of 30:1, virtually eliminating the need for twostage pressure reduction. Stainless steel construction gives it durability and corrosion resistance for long service life, and a built-in screen ensures extended trouble-free operation.

Chemical Injection Technologies, Inc.

Superior Series 2000 Autovalve
The Superior Series 2000 Autovalve provides automatic flow proportioning, residual and compound loop control of chlorine, sulfur dioxide or ammonia gas, an advantage for water and wastewater treatment facilities with varying water flowrates and/or residuals. The valve has a simple menu-driven operator interface panel, and requires only a 4–20-mA signal from a water flowmeter and/or residual analyzer, a 120/240-VAC power supply, and a gas chlorinator, sulfonator or ammoniator. Chemical Injection Technologies, Inc.

George Fischer, Inc.

Type 546 ball valve
A unique ball design creates a gradual change in flow direction, unlike the sudden change typical with traditional ball-valve styles. With each turn, the flow increases or decreases linearly, rather than exponentially, which provides better control. The new ball design, available as an option of the new Type 546 ball valve, features all-plastic construction, with material choices that include polyvinyl chloride (PVC), chlorinated PVC, polypropylene and polyvinylidene fluoride. Manual and actuated versions are available in sizes from 1/2-in. to 2-in.

Type 375 true union ball valve
The Type 375 true union ball valve features an ergonomically designed grooved handle and notched union nut that make for easy gripping during installation and use. Its floating ball design provides leakproof closure, and the full cross-section results in minimal pressure loss. Available in polyvinyl chloride (PVC), chlorinated PVC (CPVC) and natural polypropylene (PP-n), the valve exhibits excellent chemical and corrosion resistance, and is pressure-rated to 225 psi at 73°F. The PVC/CPVC models range in size from 3/8 in. to 6 in. with threaded and socket end connectors (1/2–2 in.), and the PPn sizes are 20 mm to 90 mm (metric socket) with 1/2–2-in. NPT connections. In PVC, the valve meets 12454-B per ASTM D 1784 standards; in CPVC, it meets 233447B per ASTM D 1784.

Asahi/America, Inc.

Type 57 butterfly valve
New design features of the Type 57 butterfly valve include a flange stopper, which prevents overcompression in the valve liner, and a molded body absorption channel. These features work together to eliminate seat compression from effective stem torque, resulting in higher cycle life. A spherical disc provides increased flow characteristics and is less intrusive to piping systems. And, the valve is produced with the first all-plastic gear operator, Plasgear, which is standard on 8-in. through 14-in. models and an option on other sizes. Made of polyvinyl chloride (PVC), polypropylene or polyvinylidene fluoride (PVDF), it is available in sizes from 1-1/2 in. to 14 in.

Fast Pack valve/actuator combinations
The Fast Pack prepackaged combinations of valves and actuators boast an expedited delivery process. The manufacturer guarantees that orders will be sent out within 24 hours of being placed. Packages are available in a range of diameters, including 0.5-in. to 4-in. ball valves and 1.5-in. to 8-in. butterfly valves. Specific pairings and combinations will vary, and include electric ball valve, pneumatic ball valve, electric butterfly valve, and pneumatic butterfly valve packages.

Metso Automation

CINTAC Advanced Automation System
The heart of the CINTAC Advanced Automation System is a rugged, field-proven rack-and-pinion actuator with ISO 5211 interface for compatibility with any quarter-turn valve. Position sensing is done by a contact-free magnetic resistive sensor with no mechanical parts or connections to wear out or bind. The unit is completely sealed and protected from corrosion and short-circuiting due to moisture. Leak-free integral air porting further improves the unit’s reliability by eliminating crimping or bending of tubing, leaking fittings, and worn or broken hoses. The CINTAC system operates at temperatures ranging from –4°F to 150°F (a low-temperature option to –40°F is also available), and pressures to 120 psi. It is available as non-incendive for general purpose and Class I and II, Div. 2 applications; explosionproof for Class I and II, Div. 1 and 2 areas; or instrinsically safe for Class I and II, Div. 1 and 2 areas using IS wiring.

Neles RotaryGlobe control valve
The Neles RotaryGlobe small-bore control valve can operate cost-effectively at pressures up to ASME 1500 class. Its rotary motion provides superior containment of fugitive emissions, reducing the risk of explosion and injury. The valve is designed so the thrust bearing is not in contact with the process fluid, thus avoiding the corrosion problems that often occur when hard particles are present in the flow. The valve is suitable for use with virtually all liquids, gases and vapors, both in general and high-pressure applications in the petrochemicals, refining, oil and gas, pulp and paper, and biofuels industries.

Omega Engineering, Inc.

BVP80, BVP70, BVE80 and BVE70 Ball Valves
These ball valve packages combine three elements — the valve, an actuator designed to meet the torque requirements of the valve, and a mounting system that assures alignment and rigidity. The pneumatic actuators on the BVP80 and BVP70 models offer the latest technology for pneumatically actuating BV80 Series ball valves with NPT threads and BV70 Series with compression fittings. Spring-return models requiring only 50-psi supply air that can spring to open or closed without loss of output torque from the air-operated side are available. The electric actuators on the BVE80 and BVE70 models feature two 1/2-in. NPT conduit ports and integral thermal-overload protection. The Series’ compact size and light-weight construction features standard in-line or cross-mount valve-to-actuator configurations. Standard materials of construction are stainless steel external trim and Viton O-rings.

Dwyer Instruments, Inc.

Series HGV hand-operated globe valves
An alternative to large and expensive automated control valve packages, the Series HGV hand-operated globe valves eliminate the hassle of actuator calibration and maintenance, and provide convenient manual control for quick adjustments and precise flow tuning. Models for line sizes up to 2 in. are available for on-off or throttling services. They are rated for pressures to 750 psi and temperatures to 1,200°F, and come in a variety of materials.

ASCO

RedHat Next Generation line of solenoid valves
The RedHat Next Generation line of solenoid valves is now available with Class I, Div. 2 approval. The certification makes the valves ideal for use in hazardous locations and for watertight applications. In addition, the valves meet all NEMA Types 1 through 4X requirements for water-tight and dust-tight operation. With new power management technology and robust advanced electronics, the valve accepts both AC and DC voltages, while improving performance. Its 2-W power consumption achieves the same performance as a 17-W AC solenoid valve. DC performance has been increased by 150% to 500% from today’s industry standards, making the valves’ DC characteristics equivalent to AC pressure and flow values. The valves are offered in three voltage ranges covering most electrical requirements — 100–240/AC or DC, 24–99/AC or DC, or 12–24/DC and include 2-, 3-, and 4-way models for use in most fluid control applications. 

Condensate Drain Valve Assemblies
This comprehensive line of condensate drain valve assemblies is designed specifically for use in compressed air systems where drainage of moisture is critical. The valve assemblies are available in air-operated and solenoid-operated versions. Air-operated models incorporate a straight-through design with fewer components. This provides effective sealing and non-clog operation at a lower cost and with minimal maintenance. Solenoid-operated versions are compact and offer longer life in high-temperature, high-humidity applications. Condensate drain valves are used to remove water that develops in compressed air systems from changes in air temperature during the compression cycle. Failure to properly drain the condensate often results in air leakage, improper system operation and additional maintenance.

Belgium Ventiel nv

Split-Body Ball Valves
The environmentally friendly generation of split-body ball valves — BV4 — features operating options, such as: a lever with open/close indicator; an oval lever; stern extensions, locking device; a gearbox; a pneumatic cylinder; and an electric actuator. Offering full-bore integral machined execution, double-D-execution stem, and stem packing with double sealing on an anti-blow-out stem with double O-rings, the valves’ thrusts are made from PTFE and the double gaskets are constructed from PTFE on the inside and graphoil on the outside. The valve is also equipped with as solid full-bore-machined ball. 

Danfoss Flomatic Corp.

AZURE AWWA butterfly valves
Available in a size range from 3 in. to 30 in., and with high-flow capacities as a major priority, the AZURE AWWA butterfly valves are designed to the ANSI/AWWA C504 butterfly valve standard. Their concentric high-strength ductile-iron disc with stainless-steel edge seating provides minimal pressure drop with low turbulence. The 24-in. and smaller designs utilize a lens-shaped disc that provides the smallest protrusion possible in the flow stream. The valve seat is simultaneously bonded and vulcanized to the valve body. The entire interior waterway of the valve body is rubber-lined to prevent corrosion and extend service life. On 30-in. and larger valves, the seat is adjustable and replaceable in the field without the use of special tools.

IC Flow Controls, Inc.

Roetelmann ball valve
The Roetelmann ball valve is actuated through a sealed canister by means of a magnetic coupling and utilizes a non-contact electromagnetic sensor to provide positive indication of the ball position. The valve’s design eliminates the potential of hazardous release by encapsulating the stem and seals in a welded canister — should the seals fail, the medium cannot escape to the atmosphere. The valves are offered in a variety of construction and seal materials to meet customer requirements. Welded- or flanged-end connections, locking devices to meet OSHA requirements, and actuators are available.

SVF Flow Controls, Inc., CleanFLOW Div.

CleanFLOW ball valves
CleanFLOW ball valves are engineered to be a piping component to specifically meet the demanding processes found in the pharmaceutical, biotech, semiconductor, cosmetics, food and other industries, where particle generation and contamination can threaten the outcome of the product. The port opening of the valve’s flow path is dimensionally identical to the adjacent tubing. This “Tube-ID” feature provides predictable flowrates and pressure drops and ensures thorough cleaning and full drainability as mandated by ASME/BPE. As a BPE-compliant product, CleanFLOW valves may be specified and installed plant-wide, making the process of design, construction, startup and maintenance easier to manage, while helping to minimize overall project costs.

Cyclonaire Corp.

pinch diverter valves
These pinch diverter valves are built for obstruction-free flow of dry materials conveyed under pressure in dilute, semi-dense and dense-phase pneumatic systems. They can direct material to two different destinations or be set up to combine material flows from two different sources. Each valve can be adapted for its application and configured to a specific angle of divergence or convergence. They handle pressures up to 85 psig and may be furnished with flanged, plain or grooved pipe connections with integral pressure switches that indicate flow direction. The valves are offered in diameters ranging from 2 in. to 12 in. Standard features include control air filter/regulator, two solenoids and double-wall construction for extended service life. The rubber sleeves are available in pure gum rubber, white neoprene for food-grade applications, and high-temperature rubber.

Assured Automation

4000 Series (150 or 300 ANSI) flanged ball valve
The 4000 Series (150 or 300 ANSI) flanged ball valve is available in full-port or standard-port design. The body is available in carbon steel or stainless steel, and the trim (ball and stem) in Type 316 stainless steel. The series is fire-tested to API 607 4th edition and ISO 10497, and comes with TFM (modified PTFE) seats providing excellent high-temperature performance and chemical resistance. ISO 5211 direct-mounting with adjustable packing is a unique feature of the 4000 Series product line. The valve can be equipped with a manual handle or with direct-mount pneumatic or electric actuators. The direct-mount actuators eliminate the valve-actuator mounting kit and provides a compact assembly to ease installation, while eliminating unnecessary height and expense.

A-T Controls

Triac F91 stainless-steel flanged ball valves
Ideal for oil field, refinery, chemical processing and other corrosive and caustic environments, the Triac F91 stainless-steel flanged ball valves feature rugged construction, solid unibody and patented pyramidal stem packing, while regular-port design minimizes cost and reduces operating torque. To save installation time and work, the valves have a patented direct-mount actuator pad and can be ordered pre-assembled with the manufacturer’s robust, weatherproof WE electric actuator for quarter-turn applications, or with pneumatic actuators in spring-return or double-acting configurations. The ANSI Class 150 valves are available in sizes from 0.5 in. to 6.0 in. They comply with the NACE MRO175 standard for corrosion resistance, and are certified to API 607 4th edition. The investment-cast, one-piece body can be Type 316 stainless steel or WCB carbon steel with a stainless-steel ball and blowout-proof stem as standard. A fully machined bore ensures smooth flow and clog resistance. A live-loaded pyramidal stem-packing system features a patented 45-deg. primary seal with Belleville washers and chevron packing, protecting against wear and stem leaks common with ordinary ball valves.

AT shut-off valves and valve assemblies
Approved to Factory Mutual (FM) Class 7400, 7420 and 7422, the AT shut-off valves and valve assemblies feature a spring-return automated ball valve, explosion-proof limit switch and solenoid pilot valve, advanced quarter-turn rack-and-pinion actuator design, superior valve seating, and a patented stem-seal system. The valves are available in three-piece models or flanged models, with Type 316 stainless steel or WCB carbon steel trim, in sizes from 1/4 in. to 6 in. The three-piece valves come with threaded, socket-weld or butt-weld end connections, while the flanged valves are available with 150# or 300# flange ratings. All have a live-loaded packing system featuring a 45-deg. pyramidal stem and stem seal with Belleville washers and chevron packing. This design provides excellent emissions control and received TA-LUFT low-emissions certification from the German TUV agency.

Unifin International

Cardinal valves
To perform reliably under extreme operating conditions, the Cardinal valves are rated for temperatures ranging from –40°C (–40°F) to 100°C (212°F). All parts are made from non-corrosive or a suitably protected material to withstand outdoor exposure on external surfaces and hot transformer oil on internal surfaces. Cardinal valves are robust in design, so that over-tightening or minor abuse encountered in handling or during factory/field installation will not result in valve malfunction. The fasteners are designed to prevent loosening under normal operating conditions. The operating handle displays the valve’s open and shut position and can be manually locked in either position. Cardinal valves are designed for use on new transformers or as replacements on existing electrical transformers. Cardinal valves are available in sizes ranging from 2 in. to 8 in., including ANSI standard and OEM-specific flange configurations

High Pressure Equipment Co.

NPT valves and fittings
Constructed from high-tensile Type 316 stainless steel, NPT valves and fittings in this product line are offered in two-way straight and two-way angle body configurations. Sizes for the valves, in inches, include 1/8, 1/4, 3/8, 1/2, 3/4 and 1. Fittings are available as elbows, tees and crosses to accommodate either 10,000 or 15,000 psi and all the NPT tubing connection sizes.

Stainless Valve Co.

Stargate-O-Port slide-gate valve
The Stargate-O-Port slide-gate valve (or through-port valve) features a well-guided blade — with a hole in the middle — passing through both ends of the valve body. This design offers several advantages. Foreign matter does not get trapped in the bottom of the valve or jammed between the gate and the body. This prevents seat damage so that the valve always seats and seals well. The valve has a class VI shut-off, independent of the pressure differential between upstream and downstream side. Over 97% of the valve’s body thickness is solid material, resulting in a very stiff valve body. Capable of handling pressure shock waves and aggressive flow media, the valve is virtually maintenance-free and can be installed in any position in the pipe since it does not have a preferential flow direction.

Flowserve Corp.

Worcester CPT ball valves
The Worcester CPT ball valves are engineered as control valves and provide reliable operation and precise valve positioning in critical throttling conditions. The valves can be used in systems that control steam pressure or pH levels, operate in low-temperature cryogenic conditions or up to 1,000°F, and meet EPA and OSHA specifications for containing toxic chemicals. CPT valves feature a patented seat technology, made from self-lubricated, full-contact sintered stainless steel, impregnated throughout with TFE (modified PTFE) or graphite. This unique seating material provides positive shutoff and eliminates galling when paired with the hard coated, super-round ball, which leads to lower torque, greater precision, and longer equipment life. Seats are available in several standard equal-percentage “V” shapes or linear-characteristic slots, as well as other customized characteristics such as dual-angle, noise/cavitation attenuation and multistage pressure drop. These features permit the CPT valves to be optimized for any specific application, and to be reconfigured when system parameters change.

Valtek ShearStream SB segmented V-port ball control valves
Valtek ShearStream SB segmented V-port ball control valves have a rugged design that is cost-competitive. They feature standard metal and soft-seat options that provide tight shutoff for ANSI Class 150 and Class 300 service. The direct-mounted actuator allows for better control with fewer parts, and has a double-acting piston and precision linkage connection for accurate control and high-torque output. Supplying long-lasting sealing protection against fugitive emissions, the standard configuration includes V-ring stem packing with a combination of virgin polytetrafluoroethylene (PTFE) and carbon-filled PTFE.

Valtek MaxFlo 3 valve
The upgraded Valtek MaxFlo 3 valve prevents the stem from being removed or ejected while under pressure. This robust shaft blow-out protection is fully compliant with ASME’s B16.34 Section 6.5.1 safety standard. Featuring low breakout torque and a tight bidirectional shut-off, the valve’s design increases the Cv (flow coefficient) and minimizes shaft damage from erosive process fluid. It comes in both a standard length (ISA-75.08.02) and globe valve length (ISA-75.08.01 or DIN 3202 F1), the latter of which eases transition from globe-style valves to eccentric rotary plug valves when conditions permit.

Alcon Solenoid Valves

EExd NAMUR series solenoid valves
The high-flow, high-speed EExd NAMUR series solenoid valves are designed for use in hazardous areas or extreme environments. Offering universal 5/2 or 3/2 operations in offshore, processing and chemical industries, the series is ideal for piloting single or double actuators on NAMUR solenoid valves. An explosionproof, submersible, water-tight and dust-tight aluminum body suitable for indoor or outdoor use, along with nitrile seals, ensures reliable operation while meeting requirements for a wide range of environments. The solenoid valves are designed for use with actuators controlling butterfly- and ball-valve systems. A solenoid-activated spool valve system allows for rapid response times of up to 5 cycles/s, and the duty cycle of the coil has been 100% continuously rated for a multimillion-cycle life span. The valves can operate in pressures of 37–150 psi and temperatures from –10°C to 80°C.

Check-All Valve Manufacturing Co.

Sanitary Cartridge Valve (SCV)
The compact size of the Sanitary Cartridge Valve (SCV), a Type 316 stainless steel check valve, makes it economical when compared to full-bodied valves. The SCV design seals on the inner diameter of sanitary ferrules with replaceable food grade seals. The valves fit the Tri-Clover Bevel Seat and Tri-Clamp fittings, the Cherry Burrell Q-Clamp and S-Line fittings, among others. The SCV design fits inside a single fitting, and requires no additional space in the line.

GF Piping Systems

Type 567/568 butterfly valve series
Designed for industrial, potable and wastewater treatment systems, the Type 567/568 butterfly valve series features a double-eccentric-disk design typically found only in high-end metallic configurations. This double eccentricity reduces seal friction and wear, resulting in longer service life, minimal maintenance and better protection against pressure surges. It also lowers the torque required to operate the valve, easing manual operation and allowing the use of smaller, less expensive actuators. The 567/568 series feature a modular design ranging in size from 2 in. to 8 in., with either a glass-filled polypropylene wafer body (Type 567), or an epoxy-coated iron lug body (Type 568). The inner body, disks, and bearings are available in PVC, polypropylene and polyvinylidene fluoride. The lockable ergonomic lever enhances worker safety via a 5-deg ratchet setting that ensures precise positioning of the lever and eliminates incidental movement due to accidental bumping of the handle. Other safety features include an integrated electric position indicator in the mounting flange that shows whether the valve is open or closed. An index plate clearly indicates the angle opening in degrees.

Type 568 lug-style butterfly valve
The Type 568 lug-style butterfly valve has shaft seals that incorporate a double O-ring to protect against external leakage. A disc seal replaces the traditional rubber liner to allow the disc to completely disengage from the seal upon valve opening, reducing friction and improving wear capabilities. The disc seal also incorporates a cross-sectional profile that mechanically retains the seal in the valve body. And a specially engineered body seal features a Q-shaped O-ring that eliminates the need for flat gaskets. The valve has a modular design with an epoxy-coated iron lug body. The wetted inner body, disc and bearings are available in PVC, chlorinated PVC (CPVC), polyvinylidene fluoride (PVDF) or polypropylene (PP) to match the outer pipe material, providing excellent chemical compatibility throughout the system. With a pressure rating of 150 psi, the valve can withstand operating temperatures up to 120_C (PVDF), 80_C (PP and CPVC) or 60_C (PVC). Designed for dead-end service, the valve enables a piping system to be capped off, yet allows future modification or expansion of the pipeline without depressurizing the system.

Type 567 butterfly valve
The Type 567 butterfly valve is now available with a larger diameter in sizes up to 12 in. This corrosion-resistant valve uses a double-eccentric operating principle that offers improved wear and easier operation compared to traditional eccentric-style butterfly valves. This design requires less torque to operate the valve, facilitating manual operation and permitting the use of smaller, less-expensive actuators. Its off-center shaft allows the disc to completely disengage from the disc seal, even while partially open. Typical applications for the valve include water treatment, potable water treatment, and industrial wastewater systems.

The Young Industries, Inc.

HC-ES rotary airlock valves
HC-ES rotary airlock valves have a patented end-seal design that achieves up to a 50% reduction in gas leakage. The valves have a shrouded, end-scalloped stainless steel bottom rotor, with adjustable/replaceable Type 304L stainless steel tips. Other features include tungsten carbide-coated housing bores, a pocket purge located in the end plate, a motion sensor, an exterior valve housing, and end plates complete with a 60 psi dimpled steam jacket and a 30-in. by 60-in. inlet with baffle.

BS&B Safety Systems LLC

Type IVE mechanical isolation valve
The Type IVE mechanical isolation valve prevents hot particles, glowing embers and flames from passing through interconnected piping and potentially starting a fire that spreads from one vessel to the next. The valve remains open until receiving a signal from either a pressure transmitter and/or optical sensor that detects hot particles, embers and flames. Once signaled, the valve closes within milliseconds. Actuation occurs by means of a tank of compressed air located at the valve, which ensures the fastest responsepossible. The valve features a wear indicator in the bladder, which indicates exposure to abnormal wear by dislpaying a message on the controller.

Midland Manufacturing

A-713 angle valves
A-713 angle valves are soft-seated and self-centering. This design permits self-draining, which reduces the amount of trapped product left in the body after the valve is closed. The valves are constructed of corrosion-resistant materials, giving them maximum protection from materials such as wet chlorine. They are equipped with the capability for live-load valve-stem packing that provides constant force on the packing rings. This compensates for the packing wear and thermal expansion and contraction that normally result when flashing occurs in the system. The valves operate at low torques, provide bubble-tight sealing, and have a long service life.

Andrews Glass Co.

Lab-Crest glass ball valves
Lab-Crest quarter-turn, full-port, glass ball valves are suitable for use in food, pharmaceutical and biotechnology process applications where contamination is a concern. Their wetted parts are constructed from chemically resistant borosilicate glass, alu-mina ceramic, and TFE, ensuring that the valves are effective in high-purity applications, even in environments where chemicals or gases are present. The valves operate at temperatures up to 490_C and pressures up to 100 psi. The carbon steel flanges can be easily mated to glass or metal piping systems.

Oseco

Deltaflow switchover valves
Deltaflow switchover valves allow customers to use dual relief devices to eliminate process shutdowns. In this way, if a disk on one side of the valve breaks, a reserve disk can be placed into service immediately by actuating the valve. The ruptured disk can then be replaced without shutting down the system.

Parker Hannifin Corp., Parker Fluid Control Div.

Series 204 and 304 solenoid valves
Series 204 and 304 solenoid valves are now available with a NEMA 4X integrated coil that has a rotating conduit hub to permit easy installation. The valves include interchangeable AC and DC coils and a tab coil that facilitates flexible production. Both series of valves are available as normally closed or normally open. Orifice sizes range from 1/32 in. to 5/32 in. and the valves have 1/8-in. NPT connections.