1 oil and gas wellhead valves
Petroleum and natural gas wellhead valves forged steel mainly to comply with the API6A standard single or double plate gate, there is no diversion diversion hole or holes parallel gate valve, slurry valve, angle type throttle valve, special oil parallel type regulating valve, oil field special straight check valve, water injection, special polymer parallel valve, clamp parallel valve, pilot type safety valve and check valve.
Petroleum and natural gas wellhead device for electric valve nominal pressure level is API2000psi, 3000psi, 5000PSI, 10000psi, 15000psi, 20000psi; the nominal diameter of DN46~228mm (113/16in~9in); temperature grade K (-60~182 C), L (-42~182 C), P (-29~182 C), R (Shi Wen), S (-18~166 C), T (-18~182 C), U (-18~121 C), V (2~121 C); material requirements for AA, BB, CC, DD, EE, FF, HH; material performance requirements according to 36K, 45K, 60K, 75K; PSL1 (according to the technical requirements of the product specification, PSL2 (level 1) product specification (PSL3) level 2, level 3, product specification (PSL4) product specification Level 4).
2 oil and gas pipeline valves
Petroleum and natural gas pipeline with the main valve in accordance with the API6D standard single or double plate gate, there is no diversion diversion hole or holes in the plate valve; forged or cast steel body type, coat type or all welded fixed ball valve; oil seal or a pressure balanced plug valve; swing or butterfly check valve, ball check valve; pigging valve.
The electric valve nominal pressure level is CL150 (PN2.0MPa), CL300 (PN5.0MPa), CL400 (PN6.4MPa), CL600 (PN10.0MPa), CL900 (PN15.0MPa), CL1500 (PN25.0MPa), CL2500 (PN42.0MPa); the nominal diameter of DN50~1500mm (2in~60in); fire test technical requirements according to ISO10497 electric valve pressure test; according to ISO5208.