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killed steel 優質鋼,鎮靜鋼。

killer

Half - killed steel 半鎮靜鋼

Full killed steel 全鎮靜鋼

Fully killed steel 全脫氧鋼

Aluminum killed steel 鋁鎮靜鋼

Aluminium killed steel 鋁鎮靜鋼

Cold rolling killed steel sheet 鎮靜鋼冷軋鋼板