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ISO 3580-A:E(CrMo1) B 3 2
ISO 3580-B:E5516-1CM
GB/T5118 E5518-CM
AWS A5.5E8018-B1
AWS A5.5M E5518-B1
ISO 3580-A:E(CrMo0.5) B 3 2
ISO 3580-B:E5518-CM
GB/T5118E5516-CM
AWS A5.5E8016-B1
AWS A5.5M E5516-B1
ISO 3580-B:E5516-CM