Hauv cov chaw tsim khoom petrochemical, feem ntau siv chromium molybdenum hlau thiab chromium molybdenum vanadium hlau seamless steel yeeb nkab qauv

GB9948 Cov Yeeb Nkab Hlau Tsis Muaj Qhov Txuas Rau Kev Nchuav Roj Av

GB6479 "Kev kub siab Seamless Steel Yeeb Nkab rau Cov Khoom Siv Chiv"

GB/T5310"Cov yeeb nkab hlau tsis muaj qhov tsis sib xws rau lub boiler siab"

GB9948muaj cov khoom siv hlau chromium molybdenum qib: 12CrMo, 15CrMo, 1Cr2Mo, 1Cr5Mo thiab lwm yam.

GB6479muaj cov khoom siv hlau chromium molybdenum qib: 12CrMo, 15CrMo, 1Cr5Mo, thiab lwm yam.

GB/T5310 muaj cov hlau chromium molybdenum thiab cov hlau chromium molybdenum-vanadium qib: 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG, thiab lwm yam.

Cov Yeeb Nkab Hlau Carbon Seamless rau Kub Siab

Seamless ferritic thiab austenitic Alloy Steel Tubes rau Boilers, superheaters thiab cov cua sov sib hloov

ASTM A333 — Seamless thiab Welded Nominal Steel Tubes rau kev siv Cryogenic

ASTM A335- Seamless ferritic alloy Steel Nominal Pipe rau kev siv kub siab

En 10216-2 - Cov kav hlau tsis yog hlau thiab hlau sib xyaw nrog cov khoom kub siab tshwj xeeb

Qib ntawm cov khoom siv hlau suav nrog hauv ASTM A106: Gr.B, Gr.C

ASTM A213suav nrog cov qib hlau: T11, T12, T22, T23, T91

ASTM A333 / A335M muaj cov khoom siv hlau cim: P11, P12, P22, P5, P9, P91, P92