09CuPCrNi 考登钢（耐候钢）是一种室外用耐腐蚀工程专用钢。09CuPCrNi-A化学成分及机械性能：C≤0.12% Si:0.25%~0.75% Mn:0.2%~0.5% P:0.07%~0.15% S≤0.04%Cu:0.25%~0.55% Cr0.30%~1.25% Ni≤0.65% 屈服点MPa不小于343 抗拉强度MPa不小于480 伸长率不小于22%
09CuPCrNi 考登钢（耐候钢）是一种室外用耐腐蚀工程专用钢。09CuPCrNi-A化学成分及机械性能：C≤0.12% Si:0.25%~0.75% Mn:0.2%~0.5% P:0.07%~0.15% S≤0.04%Cu:0.25%~0.55% Cr0.30%~1.25% Ni≤0.65% 屈服点MPa不小于343 抗拉强度MPa不小于480 伸长率不小于22%