Leaded Bronze

2020년 7월 16일

B61 C92200, Steam, Valve Bronze, Leaded, Casting

B61 C92200, Steam, Valve Bronze, Leaded, Casting STEELMAX Metal Story   ASTM B61 C92200 재질은 Leaded Bronze (鉛入靑銅)으로 쾌삭성질을 가지고, steam bronze 또는 valve bronze 라고 […]
B61 C92200, Steam, Valve Bronze, Leaded, Casting
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