Instrumentation Process Control - AR Thomson Group

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8 Enclosures Valves Check Valves Analytical Systems Pneumatic Ball Valves Compression Fittings Parker check valves are designed for uni-directional fl ow control of fl uids and gases in industries such as chemical processing, oil and gas production and transmission, pharmaceutical, pulp and paper, power and utilities. C Series (Catalog 4130-C) Resilient, custom molded, seat design Back stopped poppet to minimize spring stress CO Series (Catalog 4130-CO) Suitable for applications requiring high integrity leak rates and re-sealing capabilities Seal integrity to 4 x 10-9 std. atm-cc/sec Back stopped poppet to minimize spring stress CB Series (Catalog 4130-CB) Reduces maintenance while improving performance requirements on dual fuel turbines Cracking Pressures: 1, 5, 10, 25, 50, 75, 100 and 120 psi (.023, .069, .345, .69, 1.72, 3.45, 5.17, 6.9, 8.27 bar) MPC Series (Catalog 4234) Variety of elastomeric poppet seals 5 psi (.345 bar) cracking pressure Cracking Pressures: 1⁄3, 1, 5, 10, 25, 50, 75 and 100 psi (.023, .069, .345, .69, 1.72, 3.45, 5.17, 6.9 bar) Port connections include male and female NPT, CPI , A-LOK ® , UltraSeal , VacuSeal , BSP, SAE and Seal-Lok ® Cracking Pressures: 1⁄3, 1, 5, 10, 25, 50, 75 and 100 psi (.023, .069, .345, .69, 1.72, 3.45, 5.17, 6.9 bar) Available with highly fl uorinated fl u o r o c a r b o n r u b b e r Only check valve with published helium leak rate Rugged ball design for demanding applications For high temperatures with highly viscous media MPI , cone & thread and female NPT connections available For pressures up to 20,000 psi (1379 bar)
Valves Pressure Regulators Valve <strong>Group</strong>s Check Valves Model Series C CO CB MPC MPCB LC Maximum Operating Pressure 6000 psi 414 bar 6000 psi 414 bar 3000 psi 207 bar 20000 psi 1379 bar 20000 psi 1379 bar 6000 psi 414 bar Temperature Cv MPCB Series (Catalog 4234) Metal to metal seat for use in applications that cannot accept fl u o r o c a r b o n r u b b e r 5 psi (.345 bar) cracking pressure LC Series (Bulletin 4130-LC) For extreme temperature applications Cracking Pressure Quick Couplings Body Material Seal Material End Connections Stainless Steel Parkerfi ll/ Parkercarbon Buna-N Rubber Ethylene Propylene Rubber Highly Fluorinated Fluorocarbon Brass Min Max Max Max -65 F -54 C 400 F 204 C 6.70 100 psi 6.9 bar x x x x x x x x -15 F -26 C 400 F 204 C 2.70 100 psi 6.9 bar x x x x x -65 F -54 C 450 F 232 C 6.00 120 psi 8.27 bar x x -10 F -23C 400 F 204 C 5 psi .345 bar x x x x x -100 F -73 C 600 F 316 C 5 psi .345 bar x x -100 F -73 C 900 F 482 C 2.30 x x Fluorocarbon Rubber MPI , cone & thread and female NPT connections available For pressures up to 20,000 psi (1379 bar) The gravity assisted poppet uses reverse fl ow to achieve a seal to within 99.9% of forward fl ow Neoprene Rubber Metal PTFE Min Max 1/8 in 1 in 3 mm 25 mm 1/4 in 1/2 in 6mm 12mm 3/8 in 3/4 in 1/4 in 1 in 1/4 in 1 in 1/8 in 1/2 in Pipe Fittings Catalog 4130-C 4130-CO 4130-CB 4234 4234 4130-LC 9
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Instrumentation Process Control - AR Thomson Group

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