附录A结构用铝合金材料力学性能常见结构用铝合金板、带材力学性能(标准值)可按表A-1采用,结构用铝合金棒、管、 型材力学性能(标准值)可按表 A-2采用结构用铝合金板、带、棒、管、型材的化学成分可按表A-3采用表A-1结构用铝合金板、带材力学性能标准值合金牌号状态厚度(mm)规定非比例 伸长应力fQ2(N/mm2)名义屈服强度焊接 折减系数haz极限抗拉强 度fu(N/mm2)极限抗拉 强度焊接 折减系数u,haz伸长率(%)A50(A)1060H120.5~6.0600.2580~1200.736~12H140.5~6.0700.2195~1350.652~103003H120.5~6.0900.41120~1600.794~6H140.5~6.01250.30145~1950.682~4H160.5~4.01500.24170~2100.582H180.5~3.01700.211900.5123004H140.5~6.01800.42220~2650.702~3H24/H340.5~3.01700.44220~2650.704H160.5~4.02000.38240~2850.651~2H26/H360.5~3.01900.39240~2850.6533005H140.5~6.01500.37170~2150.682~3H240.5~3.01300.43170~2150.684H160.5~4.01750.32195~2400.592H260.5~3.01600.35195~2400.5933013H140.5~6.01200.37140~1800.642~4H240.5~6.01100.40140~1800.644~6H160.5~6.01450.30160~2000.562H260.5~4.01350.33160~2000.5635005/5005AO/H1110.5~50.0351100~145119~24(20)H120.5~6.0950.46125~1650.802~5H22/H320.5~6.0800.55125~1650.805~8H140.5~6.01200.37145~1850.692~4H24/H340.5~6.01100.40145~1850.694~65049O/H1110.5~100.0801190~240114~18(17)H140.5~6.01900.53240~2800.793~4H24/H340.5~6.01600.63240~2800.796~85050H22/H320.5~6.01100.36155~1950.835~10H24/H340.5~6.01350.28175~2150.744~8H26/H360.5~4.01600.27195~2350.683~65052O/H111 1 0.5〜80.0651165~215114~19(18)H120.5~6.01600.50210~2600.815~8H22/H320.5~6.01300.62210~2600.816~10H140.5~6.01800.44230~2800.743~4H24/H340.5~6.01500.53230~2800.745~7H26/H360.5~6.01800.32250~3000.674~65454O/H1110.5~80.0851215~275113~18(16)H140.5~6.02200.48270~3250.803~4H24/H340.5~6.02000.53270~3250.805~75754O/H1110.5~100.0801190~240114~18(17)H140.5~6.01900.53240~2800.793~4H24/H340.5~6.01600.63240~2800.796~85083O/H1110.5~6.31251275~350112~15>6.3~80.01151270~345116(15~14)>80.0〜120.011012601(12)>120.0〜200.010512551(12)H120.5~6.02500.62315~3750.904~6H22/H320.5~6.02150.72305~3800.906~8H140.5~6.02800.55340~4000.813H24/H340.5~6.02500.62340~4000.815~76061T40.4~80.01100.862050.7312~18(15~14)T60.4~100.02400.482900.606〜10(8〜5)6082T40.4~80.01100.912050.7812~14(13~12)T60.4~6.02600.483100.606~10>6.0~12.52550.493000.6297020T60.4~40.02800.733500.807~10(9)>40.0~100.02700.733400.80(8)>100.0~200.02600.733300.80(7~5)8011AH140.5~6.01100.341250.683~4H240.5~6.01000.371250.684~6H160.5~4.01300.281450.592~3H260.5~4.01200.311450.593~4注:1.伸长率标准值中,A50适用于厚度不大于12.5mm的板材,A适用于厚度大于12.5mm的板材2. 表中焊接折减系数的数值适用于材料焊接后存放的环境温度大于 10 存放时间大于3d ( 6XXX系列)或30d( 7XXX系列)的情况。
3. 表中焊接折减系数的数值适用于厚度不超过 15mm的MIG焊,以及3xxx系列、5xxx系列合金和8011A合金厚度不超过6mm的TIG焊对于6xxx系列和7xxx系列合金厚度不超过 6mm的TIG焊,焊接折减系数 的数值必须乘以0.8当厚度超过上述规定,如无试验结果或国内外相关规范规定, 3xxx系列、5xxx系列合金和8011A合金焊接折减系数的数值必须乘以 0.9,6xxx系列和7xxx系列合金焊接折减系数的数值必须乘以0.8( MIG焊)或0.64(TIG焊)对于O状态不需进行上述折减合金 牌号产品类型状态直径(mm)壁厚(mm)规定非比例 伸长应力2fo.2(N/mm)名义屈服 强度焊接 折减系数p haz极限抗拉强 度2fu (N/mm)极限抗拉 强度焊接 折减系数p u,haz伸长率(%)A°(A)5083挤压棒、挤压管、 挤压型材O/H112< 200所有1101270110(12)拉制管H32所有2000.682800.9646060挤压棒、挤压型 材T5< 150< 5.01200.421600.506(8)挤压型材T5>5.0~25.01000.501400.576(8)挤压棒、挤压型 材T6< 150< 3.01500.431900.596(8)挤压型材T6>3.0~25.01400.431700.596(8)挤压型材T66< 3.01600.412150.516>3.0~25.01500.431950.566(8)6061挤压棒、挤压管、 挤压型材、拉制管T4< 150所有1100.861800.8313(14)挤压棒、挤压管、 挤压型材、拉制管T6< 150所有2400.482600.678(8)6063挤压棒T5< 2001300.461750.576(8)挤压管T5< 25.01300.461750.576(8)挤压型材T5< 3.01300.461750.576>3.0~25.01100.551600.635(7)挤压棒、挤压管、 挤压型材T6< 200所有1600.411950.566(8)拉制管 「T6所有1900.342200.508(10)挤压型材T66< 10.02000.382450.536>10.0~25 .01800.422250.586(8)6005A挤压棒、挤压型 材(开口截面)T6< 50.0< 5.02250.512700.616(8)>50.0~100.0>5.0~10.02150.532600.636(10)>10.0~25.02000.582500.666(8)挤压型材(闭口 截面)T6< 5.02150.532550.656>5.0~10.02000.582500.6666106挤压型材T6< 10.02000.482500.6466082挤压棒、挤压管、 挤压型材T4< 25.01100.912050.7812(14)挤压型材T5< 5.。