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AWS A5.20 E71T-1C-J
A5.20M E491T-1C-J
ISO 17632-A:T42 4 P C1 1
ISO 17632-B:T49 4 T1-1 C1 P
AWS A5.26 EG70T-2
A5.26M EG492T-2
GB/T5117 E4310
AWS A5.5 E6010
GB/T5117 E5016-G AP
AWS A5.5 E7016-G