The special coating structure makes it have excellent corrosion resistance. The normal service life of galvalume steel sheet is up to 25a, and its heat resistance is good. It can be used in high temperature environment at 315 C.
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镀锌钢线圈
镀铝锌钢板也称为铝锌合金镀层钢、镀铝锌钢（aluzinc钢）、SGLC。镀铝锌金属由55%的铝、43.4%的锌和1.6%的硅在600°C下固化而成。其整体结构由铝铁硅锌组成，形成致密的四元晶体合金。镀铝锌钢板的表面具有光滑、平整、华丽的星花，基色为银白色。
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