產品價格 ¥99.00元/噸
最小起訂量:1 噸 可售數量:56 噸
Q345D圓鋼,Q345E圓鋼圓鋼:Q345D圓鋼,Q345E圓鋼.廠家:萊鋼,淮鋼等。Φ16-Φ250MM*5000-9000MM.另可熱處理:正火、回火。鍛造。圓鋼:Q345D圓鋼,Q345E圓鋼,S355J2+N,42CRMO,35CRMO,,20CRMO,15CRMO,38CRMOAL,40MN,50MN,65MN,20CRMNTI,20CR,40CR,42CRMO4.廠家:淮鋼,萊鋼,蘇鋼等。Φ16-Φ250MM*5000-9000MM.
化學成分
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;