产品价格 ¥99.00元/吨
最小起订量:1 吨 可售数量:56 吨
Q345D圆钢,Q345E圆钢圆钢:Q345D圆钢,Q345E圆钢.厂家:莱钢,淮钢等。Φ16-Φ250MM*5000-9000MM.另可热处理:正火、回火。锻造。圆钢:Q345D圆钢,Q345E圆钢,S355J2+N,42CRMO,35CRMO,,20CRMO,15CRMO,38CRMOAL,40MN,50MN,65MN,20CRMNTI,20CR,40CR,42CRMO4.厂家:淮钢,莱钢,苏钢等。Φ16-Φ250MM*5000-9000MM.
化学成分
Q345A:C≤0.20,Mn ≤1.7,Si≤0.55,P≤0.045,S≤0.045,V 0.02~0.15;
Q345B:C≤0.20, Mn ≤1.7,Si≤0.55,P≤0.040,S≤0.040,V 0.02~0.15;
Q345C:C≤0.20,Mn ≤1.7,Si≤0.55,P≤0.035,S≤0.035,V 0.02~0.15,Al≥0.015;
Q345D:C≤0.20,Mn ≤1.7,Si≤0.55,P≤0.030,S≤0.030,V 0.02~0.15,Al≥0.015;
Q345E:C≤0.20,Mn ≤1.7,Si≤0.55,P≤0.025,S≤0.025,V 0.02~0.15,Al≥0.015;