Hauv petrochemical ntau lawm units, feem ntau siv chromium molybdenum steel thiab chromium molybdenum vanadium steel seamless steel yeeb nkab qauv.

GB9948 Seamless Steel Pipe rau roj av tawg

GB6479 "High pressure Seamless Steel Pipe rau Fertilizer Equipment"

GB / T5310Seamless steel yeeb nkab rau kev kub siab boiler

wb 9948muaj chromium molybdenum steel khoom qib: 12CrMo, 15CrMo, 1Cr2Mo, 1Cr5Mo thiab hais txog.

wb 6479muaj chromium molybdenum steel khoom qib: 12CrMo, 15CrMo, 1Cr5Mo, thiab lwm yam.

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

Seamless Carbon Steel Pipe rau Kub Kub

Seamless ferritic thiab austenitic Alloy Steel Tubes rau Boilers, superheaters thiab tshav kub exchangers

ASTM A333 - Seamless thiab Welded Nominal Steel Tubes rau siv Cryogenic

ASTM A335 Cov Lus Qhia Tshwj Xeeb- Seamless ferritic alloy Steel Nominal Pipe rau kev siv kub

TS EN 10216-2 - Tsis yog-alloy thiab alloy steel hlab nrog cov khoom kub siab

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

ASTM A 213Muaj cov qib steel: T11, T12, T22, T23, T91

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