牌號 | FeE 550 AR |
對應(yīng)標(biāo)準(zhǔn) | ISO 6930-2-2004
高屈服強(qiáng)度鋼板和冷軋寬板 - 正火哪审,正火軋制和軋制鋼 High yield strength steel plates and wide flats for cold forming - normalized, normalized rolled and as-rolled steels |
歸類 | 合金鋼 |