aluminum magnesium manganese roof panel substrate
aluminum magnesium manganese roof panels are usually made of the international brand aa3004 aluminum magnesium manganese alloy pressure type, the alloy is h36/h46. the yield strength is not less than 190 mpa, the tensile strength of 240~285 mpa, elongation is greater than or equal to 3%. production of aluminium magnesium manganese alloy edge board substrate using the international brand aa3004 pressure type, alloy state is h34/h44, the yield strength of 170mpa, tensile strength mpa elongation in 220~265, more than 3%.al mg mn alloy plate substrate (aa3004) contents of the main components: si = 0.3%; fe = 0.7%; cu = 0.25%; zn < 0.25%; mn 1.0%~1.5%; mg 0.8%~1.3%; the other is al.
铝镁锰屋面板基材通常采用国际牌号aa3004 的铝镁锰合金压型制作，合金状态为h36/h46。其屈服强度≥190 mpa，抗拉强度在240~285 mpa，伸长率≥3%。收边板基材采用国际牌号aa3004 的铝镁锰合金压型制作，合金状态为h34/h44，其屈服强度170mpa ，抗拉强度在220~265 mpa ，伸长率≥3%。
铝镁锰合金板基材（aa3004） 主要成分含量：si≤0.3% ；fe≤0.7% ；cu≤0.25% ；zn ＜0.25% ；mn 为1.0%~1.5%；mg 为0.8%~1.3%；其余为al。