enac-alsi12cunimg(enac-48000)年级：enac-alsi12cunimg数量：enac-48000分类：铸造用铝合金标准：en1706:2010铝和铝合金。铸件。化学成分和机械性能等级enac-alsi12cnimg的化学成分%(enac-48000)铁四锰镍钛铜镁锌别人-***大0。710.5-13。5***大0.350.7-1。3***大0.250.8-1。50.8-1。5***大0.35每0.05;共计0.15al-剩余部分等级enac-alsi12cunimg的机械性能(enac-48000)rm-抗拉强度(mpa)(t5)(k)200人rm-抗拉强度(mpa)(t6)(k)280rp0.20.2%证明强度(mpa)(t5)(k)185rp0.20.2%证明强度(mpa)(t6)(k)240a-***小伸长率(%)(t5)(k)1a-***小伸长率(%)(t6)(k)1布氏硬度(hbw):(t5)(k)90布氏硬度(hbw):(t6)(k)100)