Q345D低合金钢板
Q345D化学成份:
牌号 C Si Mn P S V Nb Al Ti
Q345A 0.20 ≤0.55 ≤1.70 ≤0.045 ≤0.045 0.02-0.15 0.015-0.060 - 0.02-0.20
Q345B ≤0.20 ≤0.55 ≤1.70 ≤0.040 0.040 0.02-0.15 0.015-0.060 - 0.02-0.20
Q345C ≤0.20 ≤0.55 ≤1.70 ≤0.035 ≤0.035 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20
Q345D 0.18 ≤0.55 ≤1.80 ≤0.030 ≤0.030 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20
Q345E ≤0.18 ≤0.55 ≤1.80 ≤0.025 ≤0.025 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20
用途:Q345B广泛应用于桥梁、车辆、船舶、建筑、压力容器等。
荔刚 Q345D规格:9-320*1500-3500*6000-15000