Baku: ASTM SA213, SA335, A369, A209, A250;JIS G3462, JIS G3467, DIN17175, BS3059-2, GB / T8162, GB / T6479, GB / T9948, GB5310, jsb.
Bahan:
GB/T: Cr5Mo, 15CrMo, 12Cr1MoV P11/22 T91, P91, P9, T9, Wb36, 42CrMo4/4140/SCM 440
ASTM: A-335/A199 Gr.P1 / P5 / P9 / P11 / P12 / P22 / P91, A213T5, T11, T12, T22, P5, P9, P22, P9 (SEAMLESS) A691- 1 1/4CR, 2 1/4CR, 5CR, 9CR jsb(DILAS )
DIN: 15Mo3 / 13CrMo44 / 10CrMo910(SEAMLESS)
JIS: STPA12/STPA25/STPA22/STPA24(SEAMLESS)