
Check Valves
Dual Plate Check Valves
Swing Check Valves
Forged Steel Check Valves
HPM Flow Solutions provides high performance check valve products, including Swing check valve, Lifting check valve, Dual Plate check valve, External check valve, Wafer check valve etc.
Check valve, non-return valve or one-way valve is a kind of mechanical device and a valve, which normally allows fluid (liquid or gas) to flow through it in only one direction.
Informations
Size Range : DN15 to DN600
Pressure : ANSI 150 to ANSI 1500 (PN10 to PN250 / 2.000psi to 10.000psi)
Applicable temperature : -46℃ to +200℃
Connection end : Flanged / Screwed / Bolted / Welded Ends / Dual Plate
Material : Carbon steel (Forged or Cast), Low temperature steel, Stainless steel, Duplex / Alloy Steel etc.
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Wall thickness complies with API 602, API 6D, ASME B16.34.
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HPM Flow Valves Longer cycle life.
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HPM Flow Valves can meet NACE specifications for sour gas service when required.
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Fire Safe tested in accordance with ISO 10497.
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Cryogenic or High Temperature
Applicable Standards
Design & Manufacture : API 602, API 6D, ASME B16.34
Connection Dimension : ASME B16.25, DIN EN 12627, EN 1092-1
Fire Resistance Design : ISO 10497, API 6FA
Inspection & Test : API 602, API 6D, API 623
Material : ISO 15156, API 6D, API 602, NACE
Fugitive Emissions: ISO 15848
NACE: MR 01-75 / ISO 15156 compliant

Material Informations
Body : ASTM A105 / WCB / F304 / F316 / F304L / F316L / F11 / F22 /F51
Bonnets: ASTM A105 / WCB / F304 / F316 / F304L / F316L / F11 / F22 /F51
Disc : ASTM A105+ENP / F304 / F316 / F304L / F316L /F51
Stem : ASTM A105+ENP / SS 420 / F304 / F316 / F304L / F316L /F51
O-ring : VITON / NBR
Screw : B7 / B7M / B8M / L7M / B16M
Gasket : Flexible graphite+304 / PTFE
