API 602 FORGED LIFT/ PISTON CHECK VALVE

Description

GENERAL

Size: 1/8″~4″.
Pressure Rating: 150LB~4500LB
Design Temperature: -196℃~800℃.
General applications: water, oil , gas
Design & Manufacture: API 594, API 6D, ASME B16.34，API 602 are basic,other norms could be used according to orders.
F TO F dimensions: API 6D, API 594, ASME B16.10, BS EN 558
Connection: RF AS PER ASME B16.5,ASME B16.47, EN 1092, JIS 5K-20K. BW, RTJ are available.
Structure : PISTON DISC LIFT DISC, SPRING LOADED, BOLTED BONNET PRESSURE SEAL BONNET WELDED BONNET, FULL PORT OR REDUCE PORT

TYPICAL MATERIALS

BODY AND BONNET: ASTM A105, ASTM A182 F304/F304L/F316/F316L/F6A/F11/F22/F91/F51/F53/F55, A694 F60, C83600/C95400/C95800, MONEL K400/K500, H-276, INCONEL 625/718.
DISC: ASTM A105, ASTM A182 F304/F304L/F316/F316L/F6A/F11/F22/F91/F51/F53/F55, A694 F60, C83600/C95400/C95800, MONEL K400/K500, H-276, INCONEL 625/718 + HARD FACED
SPRING: INCONEL X-750
SEAT:ASTM A105, ASTM A182 F304/F304L/F316/F316L/F6A/F11/F22/F91/F51/F53/F55, A694 F60, C83600/C95400/C95800, MONEL K400/K500, H-276, INCONEL 625/718+HARD FACED.
OTHER SPECIAL MATERIALS ARE AVAILABLE TO CUSTOMIZE.

TEST

Inspection and approval norm: API598, API6D.

QUALITY CONTROL:

100% Chemical analysis and mechanical test with raw materials of each heat numbers.
100% DPT test with the castings, partly MT or UT test, RT is always available if required.
100% hydraulic test with the shell and seal and low pressure air test.

GUATANTEE:

SAVVY VALVES provide 12 months service life at least, free spares and maintenance instruction will be provided when required.