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Cash Valve
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Cryogenic Valves and Controls
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800-876-0036
Phone: 847-356-0566 Fax: 847-356-0747 E-Mail: sales@mmcontrol.com
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CASH VALVE Cryogenic Valves and Controls |
Cryogenics — the science of materials at extremely low temperatures — has become more and more important to industry. One important aspect of this field is the liquification of normally gaseous elements, including the following, which are widely used throughout industry:
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If you intend to use your valve in cryogenic service, please be sure to specify this in your order, as all parts are commercially cleaned for cryogenic service. M&M Control Service cannot be liable for orders placed without cryogenic service specification. |
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| Acetylene
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Argon |
Carbon Dioxide |
Helium |
| Widely used in welding. |
Widely used in incandescent lamps and fluorescent tubes. |
Used in refrigeration, to make aerosol tanks and in fire fighting. |
Used for arc welding, in the manufacture of electron tubes and in cryogenic research. |
| Hydrogen |
Nitrogen |
Oxygen |
Other |
| Used as a rocket propellant and in the production of several metals. |
Used in refrigeration systems, for metal degassing, in aerosol packaging and in cryogenic surgery. |
Used extensively in BOF furnaces in the steel industry, for metal cutting, as a rocket fuel and in medicine. |
Other cryogenic fluids include liquefied natural gas, fluorine, krypton, neon, methane and ethane. |
| Cash Valve has an extensive line of cryogenic valves and controls. It includes pressure reducing valves, pressure build-up regulators, back pressure valves, economizer valves, combination valves, low temperature cut-off valves, safety relief valves, shut-off valves, final line regulators, strainers and high purity valves. |
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A-32 Pressure Reducing or Pressure Build-Up Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
600 psi [42.18 kg/sq cm] |
Construction
Brass forged body and spring chamber; bronze trim and diaphragms; Teflon® seat disc and diaphragm gasket; stainless steel pressure spring. All parts are commercially cleaned for cryogenic service.
Note: Also available in stainless steel and special construction for Hi-Purity service.
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A-36 Pressure Reducing or Pressure Build-Up Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
Construction
Brass forged body and bronze spring chamber; bronze trim and diaphragms; Teflon® seat disc and diaphragm gaskets; stainless steel pressure spring. All parts are commercially cleaned for cryogenic service.
Note: Also available in stainless steel and special construction for Hi-Purity service. |
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A-401 Pressure Reducing or Pressure Build-Up Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
600 psi [42.18 kg/sq cm] |
Construction
Bronze cast body and bronze spring chamber; bronze trim and Neoprene/Nylon diaphragms; Viton® seat disc and gaskets; stainless steel pressure spring. All parts are commercially cleaned for cryogenic service. |
B Pressure Reducing or Pressure Build-Up Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
400 psi [28.12 kg/sq cm] |
Construction
Bronze body, spring chamber, trim and diaphragms; Teflon® seat and diaphragm gasket; stainless steel pressure spring; stainless steel bolts and nuts; Teflon® bottom-plug gasket; Monel® strainer screen. All parts are commercially cleaned for cryogenic service. Also available with BSP threads.
Note: Type B95 available in stainless steel construction 1/2" thru 1" size. |
G-60 Pressure Reducing or Pressure Build-Up Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
600 psi [42.18 kg/sq cm] |
Construction
Threaded ends; bronze body, spring chamber, diaphragms and trim; stainless steel pressure spring and body seat; Teflon® seat and gaskets; stainless steel bolts. Closing cap over screw provided. Also available with all system exposed internal parts in stainless steel. All parts are commercially cleaned for cryogenic service. Also available with BSP threads.
Note: Also available in stainless steel and special construction for Hi-Purity service. |
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E-55 Pressure Reducing or Pressure Build-Up Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
400 psi [28.12 kg/sq cm] |
Construction
Bronze body, spring chamber, trim; stainless steel body seat and pressure spring; Teflon® seat, O-rings, and bottom plug gasket; Monel® diaphragms and strainer screen; stainless steel bolts. All parts are commercially cleaned for cryogenic service. Also available with BSP threads. |
FRM Back Pressure or Economizer Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Set Pressure |
600 psi [42.18 kg/sq cm] |
Construction
Threaded ends; 2-way, side inlet-side outlet; 2-way, side inlet-bottom outlet; 3-way, 2 side inlets-bottom outlet; forged bronze body; bronze diaphragms; stainless steel seat disc, seat ring and pressure spring; Teflon® diaphragm gasket. All parts are commercially cleaned for cryogenic service. |
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FRM-2, FRM-2 (HP) Back Pressure or Economizer Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Set Pressure |
FRM-2: 250 psi [17.58 kg/sq cm]
FRM-2HP: 400 psi [28.12 kg/sq cm]
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Construction
Threaded ends; 2-way, side inlet-side outlet; 2-way, side inlet-bottom outlet; 3-way, 2 side inlets-bottom outlet; forged bronze body; cast bronze spring chamber; stainless steel seat disc, seat ring and pressure spring; bronze diaphragms; Teflon® diaphragm gasket. All parts are commercially cleaned for cryogenic service. |
FR, FR-6 Back Pressure or Economizer Service |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
Type FR: 250 psi [17.58 kg/sq cm]
Type FR-1/2": 400 psi [28.12 kg/sq cm]
Type FR-3/4": 265 psi [18.64 kg/sq cm]
Type FR-1-2": 250 psi [17.58 kg/sq cm]
Type FR-6: 400 psi [28.12 kg/sq cm]
600 psi [42.18 kg/sq cm] on 1/2"
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Construction
Threaded ends; 3-way, 2 side inlets-bottom outlet; bronze body, spring chamber and diaphragms; brass body seat; stainless steel seat disc, seat ring and pressure spring; Teflon® O-ring and diaphragm gasket; stainless steel bolts; pressure-tight closing cap. All parts are commercially cleaned for cryogenic service. Also available with BSP threads.
Note: Also available in stainless steel and special construction for Hi-Purity systems. |
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PBE-1A Combination Pressure Builder-Economizer |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
600 psi [42.18 kg/sq cm]
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Construction
Forged brass body and spring chamber; brass and stainless steel trim. Teflon®/Armalon or bronze diaphragm. Stainless steel pressure spring. All parts are commercially cleaned for oxygen service. |
PBE-2 Combination Pressure Builder-Economizer |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
400 psi [28.12 kg/sq cm]
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Construction
Bronze body, spring chamber, trim and diaphragms. Teflon® seat and diaphragm gasket. Stainless steel economizer seat. Stainless steel spring, nuts and bolts. All parts are commercially cleaned for oxygen service. |
PBE-5 Combination Pressure Builder-Economizer |
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Specifications
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| Temperature Rating |
+150° F to -320° F [339° K to 78° K] |
| Maximum Initial Pressure |
650 psi [45.7 kg/sq cm]
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Construction
Forged brass body, bronze spring chamber; brass and stainless steel trim. Bronze diaphragms. Stainless steel pressure spring. Graduated adjustment screw. All parts are commercially cleaned for oxygen service. |
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LTC Reverse-Acting Temperature Regulator for Cryogenic Service |
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Specifications
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| Maximum Operating Limits |
Operating temperature range is 0° F to -40° F [255° K to 233° K]; standard setting is -20° F [244° K]. Maximum temperature limit is 300° F [408° K]; minimum temperature limit is -320° F [78° K]. Maximum body pressure on all sizes is 400 psi [28.12 kg/sq cm]; however, for proper operation, maximum pressure differentials must be observed. |
Construction
Brass union ends; bronze body and trim; copper capillary armor and bellows; Teflon® gasket and packing; stainless steel spring; copper bulb and capillary. Copper bulb is 1/2" x 5.82" [15 mm x 147.83 mm]. All parts are commercially cleaned for oxygen service. A copper well is available as an option and is recommended for each cryogenic application. |
A-31 Pressure Reducing Valve for Final-Line Gas Service |
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Specifications
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| Temperature Rating |
+150° F to 0° F [339° K to 255° K] |
| Maximum Initial Pressure |
400 psi [28.12 kg/sq cm]
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Construction
Brass forged body, brass piston. BUNA-N seat disc and diaphragm, aluminum spring chamber, stainless steel spring. All parts are commercially cleaned for oxygen service. Standard valve has side inlet-side outlet connections. Also available with side gauge connections. |
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E-55 Pressure Reducing Valve for Final-Line Gas Service |
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Specifications
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| Temperature Rating |
+150° F to 0° F [339° K to 255° K] |
| Maximum Initial Pressure |
400 psi [28.12 kg/sq cm]
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Construction
Bronze body, spring chamber and trim; stainless steel body seat and pressure spring; Viton® seat disc, and Teflon° bottom plug gasket. Viton® O-ring and Neoprene diaphragm with Viton® liner; Monel® strainer screen. All parts are commercially cleaned for oxygen service. Also available with BSP threads. |
High Purity Regulating Valves |
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Specifications
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| Sizes are 1/2" to 1 1/2", butt weld ends, 0.065 wall [1/2" size, 0.049 wall]. Spring ranges are typically up to 400 psig control. Temperature limits are 400° F [478° K] to -425° F [19° K]. All valves are cleaned for high purity gas compatibility. |
Benefits & Features
Cash Valve offers a line of high purity regulating valves for electronic grade and other high purity gases. This high purity line includes pressure reducing valves, back pressure valves and valves suitable for differential service.
Valve bodies are investment cast 316L stainless steel, with internal trim 316L bar stock. Interior [wetted] surface finish is 15 micro inch or better. The finish is electropolished. Also, all maintenance may be done without removing the valve from the line. |
Type C-776 Cryogenic Safety Valve |
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Applications
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| The Type C-776 safety relief valve protects piping, storage tanks, and process equipment utilized in the distribution of industrial gases against damage caused by the expansion of liquefied gases. Ideal for oxygen, nitrogen, argon, carbon dioxide, helium, hydrogen and other industrial gases. |
Description
The Type C-776 is a full lift safety valve suitable for cryogenic service. The Type C776 combines top guided construction with an unobstructed seat bore to provide maximum discharge capacity. Superior seating performance achieved with Kel-F® soft seat technology.
Construction
Bronze body, bronze or stainless steel valve seat, Kel-F® seat disc, gylon gaskets, and stainless steel pressure springs. All parts are commercially cleaned for oxygen service. |
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Miscellaneous: Call us for more information at 800-876-0036 |
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Phone: 847-356-0566 Fax: 847-356-0747 E-Mail: sales@mmcontrol.com
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