CZ132, CW602N Dezincification Corrosion Brass STEELMAX Metal Story CZ132 재질은 영국 규격 탈아연 부식 (脫亞鉛腐蝕 : Dezincification Corrosion) 저항성 황동이면서, Lead (Pb) 와 As 합금으로 […]
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