全球 · 企业标准
WEL-TEN 780
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化学成分
wt% · 对数刻度- min – max 范围
- 典型值
力学性能
按热处理状态分组化学成分
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| B | 0.005 | |||
| C | 0.16 | |||
| CEV | 0.6 | For the thicknesses t <= 50 mm; for the thicknesses 50 mm < t <= 75 mm Ceq=max 0.60; for the thicknesses 75 mm < t <= 100 mm Ceq=max 0.60; for the thicknesses 100 mm < t <= 150 mm Ceq=max 0.63; for the thicknesses t < 150 mm Ceq=max 0.67; | ||
| Cr | 0.4 | 0.8 | ||
| Cu | 0.15 | 0.5 | ||
| Mn | 0.6 | 1.2 | For the thicknesses t <=100 mm; for the thicknesses t >100 mm Mn= 0.60 - 1.50 %; | |
| Mo | 0.15 | 0.6 | ||
| Ni | 0.4 | 1.5 | For the thicknesses t <=150 mm; for the thicknesses t >150 mm Ni= 0.40 - 2.00 %; | |
| P | 0.02 | |||
| S | 0.015 | |||
| Si | 0.35 | For the thicknesses t <=100 mm; for the thicknesses t >100 mm Si=max 0.55 %; | ||
| V | 0.1 |
力学性能
| 热处理 / 状态 | 屈服强度 | 抗拉强度 | 伸长率 | 断面收缩率 | 冲击功 | 硬度 |
|---|---|---|---|---|---|---|
| Plates 热轧 t = 6.0 mm - 200.0 mm | ≥685 For the thicknesses t <= 50 mm; YS= min 665 MPa for the thicknesses t >50 mm; | 780–910 For the thicknesses t <= 50 mm; TS= 760-910 MPa for the thicknesses t >50 mm; | ≥16 For the thicknesses t <= 16 mm; A= min 24% for the thicknesses t > 16 mm; | ≥47 At T= -20 °C and 12 mm < t <= 200 mm; |
高/低温力学性能
| 热处理 / 状态 | 温度 ℃ | min | 备注 |
|---|---|---|---|
| Plates 热轧 t = 6.0 mm - 200.0 mm | -20 | 47 | 12 mm < t <= 200 mm |