美国 · SAE

4880

SAE AMS 4880D:2005 — Aluminum Bronze Alloy, Centrifugal and Continuous-Cast Castings 81.5Cu - 10.3Al - 5.0Ni - 2.8Fe Quench Hardened and Temper Annealed (TQ50)

化学成分

wt% · 对数刻度
0.11101001000Al9.7 – 10.9Cu78Fe2 – 3.5Mn1.5Ni4.5 – 5.5Sn0.2Zn0.3
  • min – max 范围
  • 典型值

力学性能

按热处理状态分组
屈服强度 Rp0.2≥431 MPa抗拉强度 Rm≥724 MPa伸长率 A≥9 %Centrifugally castings  Quenched hardened and temper annealed (TQ50)  <=25mm  横截面面积屈服强度 Rp0.2≥345 MPa抗拉强度 Rm≥655 MPa伸长率 A≥8 %Centrifugally castings  Quenched hardened and temper annealed (TQ50)  >25mm  横截面面积屈服强度 Rp0.2≥431 MPa抗拉强度 Rm≥724 MPa伸长率 A≥9 %Continuous Castings  Quenched hardened and temper annealed (TQ50)  <102mm  横截面面积屈服强度 Rp0.2≥386 MPa抗拉强度 Rm≥655 MPa伸长率 A≥9 %Continuous Castings  Quenched hardened and temper annealed (TQ50)  >=102mm  横截面面积

化学成分

元素minmax相似备注
Al9.710.9
Cu78
Fe23.5
Mn1.5
Ni4.55.5Including cobaltIncluding cobalt
Sn0.2
Zn0.3

力学性能

热处理 / 状态屈服强度抗拉强度伸长率断面收缩率冲击功硬度
Centrifugally castings  Quenched hardened and temper annealed (TQ50)  <=25mm  横截面面积≥431≥724≥9 Lo= 50.8 mm;
Centrifugally castings  Quenched hardened and temper annealed (TQ50)  >25mm  横截面面积≥345≥655≥8 Lo= 50.8 mm;
Continuous Castings  Quenched hardened and temper annealed (TQ50)  <102mm  横截面面积≥431≥724≥9 Lo= 50.8 mm;
Continuous Castings  Quenched hardened and temper annealed (TQ50)  >=102mm  横截面面积≥386≥655≥9 Lo= 50.8 mm;
铸件  Quenched hardened and temper annealed (TQ50)    separately cast test specimen≥431≥724≥9 Lo= 50.8 mm;

物理性能

68.0

弹性模量平均热膨胀系数热导率比热容电阻率密度泊松比
110.3041.88418.680.207.53

相似牌号

牌号地区标准体系
4880美国AMS