材 質(zhì) | 厚度 | 寬度 | 長(zhǎng)度 | 備 注 |
Q345B | 8 | 2000 | 10000 | |
Q345B | 10 | 2200 | 10500 | |
Q345B | 20 | 2350 | 12000 | |
Q345B | 1599 | 4030 | 555 | |
Q345B | 30 | 2500 | 12500 | |
Q345B | 40 | 2520 | 11640 | |
Q345B | 50 | 2600 | 11600 | |
Q345B | 60 | 2300 | 11100 | |
Q345B | 70 | 2120 | 9050 | |
Q345B | 80 | 2540 | 12200 | |
Q345B | 90 | 2200 | 10200 | |
Q345B | 100 | 2550 | 10300 | |
Q345B | 120 | 2360 | 9200 | |
Q345B | 150 | 2580 | 6700 | |
Q345B | 180 | 2360 | 9350 | |
Q345B | 200 | 2380 | 7910 | |
Q345B | 220 | 2360 | 7390 | |
Q345B | 240 | 2380 | 7250 | |
Q345B | 260 | 2370 | 6500 | |
Q345B | 1599 | 4030 | 555 | |
Q345B | 280 | 2260 | 6480 | |
Q345B | 320 | 1950 | 6000 | |
牌號(hào) | 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 |