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ISO 17634-B: T55T1-1C1-5CM
AWS A5.29 E71T1-GC
A5.29M E491T1-GC
ISO 17632-A:T46 4 1Ni P C1 1
ISO 17632-B:T55 4 T1-1 C1 A-N2
GB/T36233 T 62 4 T1-1 C1 A-N3M1
AWS A5.29 E91T1-K2C
A5.29M E621T1-K2C
JIS Z3313 T624T1-1CA-N3M1-U
ISO 18276-A:T 55 4 Mn1,5Ni P C1 1
ISO 18276-B:T624T1-1C1A-N3M1
GB/T10045 T 55 4 T5-1 C1 A-GN3
AWS A5.29 E81T5-GC
AWS A5.29M E551T1-GC