供应Q345B无缝方现货我公司专业生产无缝方、热轧无缝方、直角无缝方、高精度热轧方矩,规格30*30-800*800壁厚3mm-40mm,型号编辑Q34*:C≤0.20,Mn ≤1.70,Si≤0.50,P≤0.035,S≤0.035;Q345B:C≤0.20,Mn ≤1.70,Si≤0.50,P≤0.035,S≤0.035;Q345C:C≤0.20,Mn ≤1.70,Si≤0.50,P≤0.030,S≤0.030,Al≥0.015;Q345D:C≤0.18,Mn ≤1.70,Si≤0.50,P≤0.030,S≤0.025,Al≥0.015;Q345E:C≤0.18,Mn ≤1.70,Si≤0.50,P≤0.025,S≤0.020,Al≥0.015;Q34*、B、C、D、E均含Nb≤0.07,V≤0.15,Ti≤0.20,Cr≤0.30,N≤0.012,Mo≤0.10。20#、Q235B欢迎来电了解Q345B无缝方价格、Q345D无缝方规格、16Mn无缝方厂、45#无缝方现货。 |