GB/T3670 E CuNi-B
AWS A5.6 ECuNi
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GB/T9460 S Cu7158
AWS A5.7 ERCuNi
A5.7M ERCuNi
ISO 24373 S Cu 7158
GB/T10858 SAL5356
AWS A5.10 ER5356
ISO 18274:S Al 5356
ISO 18273:S Al 5356