常用挤压铝合金生产工艺参数表

主要化学成分,Wt%合金状态SiFeCuMnMgCrZnTi熔炼温度℃606360616060610660826005A0.2-0.6≤0.350.4-0.8≤0.70≤0.1≤0.10.45-0.9-≤0.1≤0.1＜0.15≤0.1＜0.1≤0.1≤0.1＜0.15≤0.15铸造温度℃铸造速度mm/min水压kg/cm2主要生产工艺参数范围(以φ180mm铸棒为例)均匀化制度℃×h挤压温挤压速度度℃m/min固溶淬停放人工时效制度火温度时间℃h℃×h195℃×1.5-2h175℃×8h入730-750700-73085-95730-760715-73580-90720-750710-73085-100730-760710-73080-90740-760700-72070-80730-750700-73080-90730-750710-73070-90720-750700-72080-850.8-1.0560-590℃×8-12h12-100480-53015-100510-530＜80.5-0.8530-540℃×12h12-40480-5105-15520-530＜60.15-0.4＜0.15＜0.100.05-0.20.4-1.0Mu-Cr0.12-0.500.15-0.40.4-0.10.4-0.80.3-0.90.2-0.70.8-1.20.04-0.35＜0.250.35-0.6＜0.050.45-0.9＜0.100.6-1.2≤0.250.4-0.7≤0.302.0-2.8-＜0.15＜0.10＜0.20≤0.20-0.3-0.60.1-0.3＜0.10.3-0.6≤0.350.7-1.2≤0.50.5-0.9≤0.35≤0.4≤0.4≤0.3≤0.5≤0.4≤0.5＜0.25＜0.1≤0.3≤0.1≤0.1≤0.053.8-4.9≤0.10.5-0.8550-570℃×8-10h10-500.5-0.8530-540℃×12h0.5-0.8550-565℃×4-6h10-5012-35480-51010-20520-535＜24175℃×8h460-4903-10505+5＜24175-185℃×6-8h175℃×8h175℃×8h退火制度345℃×30'退火制度345℃×30'445×50'＞96125-130℃×12138×16 或120×24+150×8480-5101.5-10520±5＜6520-550440-4603-81-3530-540＜8------+3＞96-20.5-0.8560-580℃×8-12h12-400.6-1.0470-480℃×12h0.5-0.8455-475℃×20h8-508-3512-408-358-458-355052(5A02)≤0.450835A12202470057075≤0.4≤0.3≤0.5≤0.35≤0.54.0-4.90.05-0.25≤0.258.3-9.6380-4500.8-2.5440-4601.0-2.0sb≤0.200.05-0.15700-750690-71050-700.5-0.8450℃×12h0.04-0.05Ni1.2-1.8≤0.30＜0.15700-750690-71060-800.5-0.8485-500℃×8h0.101.0-1.80.06-0.24.0-5.00.01-0.06740-760730-74070-1000.2-0.6470-480℃×8-12h420-4500.5-2.5495470-4900.8-2.5490-510＜8420-4600.5-2.0470+3＜81.2-2.0≤0.152.0-3.00.16-0.305.1-6.1≤0.1700-750680-70040-600.5-0.8450-470℃×24h 一般来说,可按以上范围组织生产.但具体型材(管材)的形状\\规格应有区别,特别是大截面型材比较特殊,另外各厂家的设备情况也有差别,要分别对待,最好是经小批试生产后再大批量生产.