德国 · DIN
1.7335
DIN 17175:1979 — Seamless Tubes of Heat-resistant Steels - Technical Conditions of Delivery
化学成分
| 元素 | min | max | 相似 | 备注 |
|---|---|---|---|---|
| C | 0.1 | 0.18 | ||
| Cr | 0.7 | 1.1 | ||
| Mn | 0.4 | 0.7 | ||
| Mo | 0.45 | 0.65 | ||
| P | 0.035 | |||
| S | 0.035 | |||
| Si | 0.1 | 0.35 |
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 |
|---|---|---|---|---|---|---|
| Seamless tubes 16 < d <= 40 mm (横向) | ≥290 | 440–590 | ≥20 | ≥34 DVM | ||
| Seamless tubes 16 < d <= 40 mm (纵向) | ≥290 | 440–590 | ≥22 | |||
| Seamless tubes 40 < d <= 60 mm (横向) | ≥280 | 440–590 | ≥20 | ≥34 DVM | ||
| Seamless tubes 40 < d <= 60 mm (纵向) | ≥280 | 440–590 | ≥22 | |||
| Seamless tubes d <= 16 mm (横向) | ≥290 | 440–590 | ≥20 | ≥34 DVM | ||
| Seamless tubes d <= 16 mm (纵向) | ≥290 | 440–590 | ≥22 |
高/低温力学性能
| 热处理 / 状态 | 温度 ℃ | 近似 |
|---|---|---|
| Seamless tubes > 60 <= 80 mm | 450 | 160 |
| Seamless tubes > 60 <= 80 mm | 400 | 170 |
| Seamless tubes > 60 <= 80 mm | 350 | 180 |
| Seamless tubes > 60 <= 80 mm | 300 | 195 |
| Seamless tubes > 60 <= 80 mm | 250 | 210 |
| Seamless tubes > 60 <= 80 mm | 200 | 220 |
| Seamless tubes > 40 <= 60 mm | 450 | 170 |
| Seamless tubes > 40 <= 60 mm | 400 | 180 |
| Seamless tubes > 40 <= 60 mm | 350 | 190 |
| Seamless tubes > 40 <= 60 mm | 300 | 205 |
| Seamless tubes > 40 <= 60 mm | 250 | 220 |
| Seamless tubes > 40 <= 60 mm | 200 | 230 |
| Seamless tubes <= 40 mm | 450 | 180 |
| Seamless tubes <= 40 mm | 400 | 190 |
| Seamless tubes <= 40 mm | 350 | 200 |
| Seamless tubes <= 40 mm | 300 | 215 |
| Seamless tubes <= 40 mm | 250 | 230 |
| Seamless tubes <= 40 mm | 200 | 240 |
蠕变性能
1. 厚板, 薄板
| 温度 ℃ | 时间 h | Rp1 | CRS |
|---|---|---|---|
| 450 | 10000.0h | 235.36 | 333.43 |
| 450 | 100000.0h | 196.13 | 264.78 |
| 460 | 10000.0h | 223.59 | 316.75 |
| 460 | 100000.0h | 182.4 | 247.13 |
| 470 | 10000.0h | 211.82 | 298.12 |
| 470 | 100000.0h | 167.69 | 227.51 |
| 480 | 10000.0h | 198.09 | 278.51 |
| 480 | 100000.0h | 152.98 | 207.9 |
| 490 | 10000.0h | 183.38 | 256.93 |
| 490 | 100000.0h | 136.31 | 192.21 |
| 500 | 10000.0h | 166.71 | 235.36 |
| 500 | 100000.0h | 117.68 | 166.71 |
| 510 | 10000.0h | 146.12 | 208.88 |
| 510 | 100000.0h | 100.03 | 140.24 |
| 520 | 10000.0h | 125.53 | 181.42 |
| 520 | 100000.0h | 81.4 | 111.8 |
| 530 | 10000.0h | 106.89 | 154.95 |
| 530 | 100000.0h | 64.72 | 87.28 |
| 540 | 10000.0h | 89.24 | 130.43 |
| 540 | 100000.0h | 49.03 | 65.7 |
| 550 | 10000.0h | 73.55 | 107.87 |
| 550 | 100000.0h | 36.28 | 49.03 |
| 560 | 10000.0h | 62.76 | 90.22 |
| 560 | 100000.0h | 26.48 | 38.25 |
| 570 | 10000.0h | 52.96 | 76.49 |
| 570 | 100000.0h | 19.61 | 30.4 |
| 580 | 10000.0h | 45.11 | 65.7 |
| 580 | 100000.0h | 14.71 | 24.52 |
| 590 | 10000.0h | 39.23 | 56.88 |
| 590 | 100000.0h | 11.77 | 21.57 |
| 600 | 10000.0h | 34.32 | 49.03 |
| 600 | 100000.0h | 9.81 | 19.61 |