记号 | DH31- EX在低冷却速度下也可以保持良好韧性 | ||||
钢种 | 尺寸 | 气压 | 上部冷却 | 下部冷却 | |
● | DH31- EX | 250Hx300Wx260L | 4 bar | 11.7 | 3.9 |
○ | 300Hx300Wx300L | 6 bar | 13.3 | 5.0 | |
□ | DH31-Super | 10bar | 17.1 | 8.1 | |
□ | 6 bar | 15.6 | 7.0 | ||
⊕ | 3 bar | 12.6 | 5.4 | ||
△ | 250Hx300Wx260L | 6 bar | 13.3 | 5.0 | |
▲ | 4 bar | 11.7 | 3.9 |