镀铝硅镀铝
热镀锌
普冷
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牌号其他-dc51d+asdc54d+asdx53d+as80cr950/1300hs+asdx53d+ashc950/1300hs+asdx51d+ast1500hs+asdx51d+as80cr1000/1500hs+asdc53d+asdx51d+as120b500hs+asm380asdc51d+as12022mnb5+as150(参考hc950/1300hs+as)astma36astma36（q235b）cr1200/2000hs+asdx53d+as120hx340lad+asss 50 class1b600hs+ascr2000hs+asdx54d+as80ghf1500ashc950/1300hsash gr60()m380as(hc380la)sa1d as80-co5
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规格
CR950/1300HS+AS，DX53D+AS， HC950/1300HS+AS， DX51D+AS