熱軋精密無縫鋼管原料是連鑄圓管坯板坯或初軋板坯,屬性是鋼管。
基本介紹
- 中文名:熱軋精密無縫鋼管
- 原料:連鑄圓管坯板坯或初軋板坯
- 屬性:鋼管
- 製作:熱軋
百科名片
機械性能:
牌號 | 交貨狀態 | ||||||||
BK | BKW | BKS | NBK | ||||||
抗拉強度(MPa) | 伸長率(%) | 抗拉強度(MPa) | 伸長率(%) | 抗拉強度(MPa) | 伸長率(%) | 抗拉強度(MPa) | 伸長率(%) | 屈服強度(MPa) | |
≥ | |||||||||
10 | 410 | 6 | 375 | 10 | 335 | 12 | 335 | 24 | |
20 | 510 | 5 | 450 | 8 | 430 | 10 | 410 | 20 | |
35 | 590 | 4 | 550 | 6 | 520 | 8 | 530 | 17 | |
45 | 645 | 4 | 630 | 5 | 610 | 7 | 600 | 14 | |
40Cr | ≥784 | ≥12 | |||||||
37Mn5 | ≥784 | ≥12 |
化學成份
牌號 | 化學成分% | |||||
C | Si | Mn | S | P | Cr | |
10 | 0.07-0.13 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | |
20 | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | |
35 | 0.32-0.39 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | |
45 | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | |
40Cr | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.08-1.10 |
25Mn | 0.22-0.29 | 0.17-0.37 | 0.70-1.00 | ≤0.035 | ≤0.035 | ≤0.25 |
37Mn5 | 0.30-0.39 | 0.15-0.30 | 1.20-1.50 | ≤0.015 | ≤0.020 |
精密無縫鋼管單位重量表
外徑 | 壁厚 | 單重kg/m | 外徑 | 壁厚 | 單重 | 外徑 | 壁厚 | 單重kg/m |
36 | 3 | 2.44 | 114 | 12 | 30.18 | 170 | 5 | 20.34 |
40 | 5 | 4.32 | 108 | 4 | 10.26 | 172 | 6 | 24.56 |
45 | 2.5 | 2.62 | 114 | 7 | 18.47 | 180 | 10 | 41.92 |
51 | 5.5 | 6.17 | 121 | 10.5 | 28.61 | 184 | 12 | 50.90 |
55 | 2.5 | 3.24 | 127 | 13.5 | 37.79 | 194 | 17 | 74.20 |
60 | 5 | 6.78 | 119 | 4.5 | 12.71 | 192 | 6 | 27.52 |
63 | 6.5 | 9.06 | 133 | 11.5 | 34.46 | 194 | 7 | 32.28 |
65 | 7.5 | 10.63 | 140 | 15 | 46.42 | 203 | 11.5 | 54.31 |
70 | 10 | 14.80 | 140 | 10 | 32.06 | 219 | 19.5 | 95.93 |
65 | 5 | 7.40 | 146 | 13 | 42.64 | 216 | 8 | 41.03 |
70 | 7.5 | 11.56 | 135 | 5 | 16.03 | 219 | 9.5 | 49.08 |
70 | 5 | 8.01 | 140 | 7.5 | 24.51 | 240 | 20 | 108.501 |
75 | 7.5 | 12.48 | 152 | 13.5 | 46.11 | 245 | 22.5 | 123.45 |
69 | 3 | 4.88 | 159 | 17 | 59.53 | 245 | 12.5 | 71.67 |
72 | 4.5 | 7.49 | 152 | 6 | 21.60 | 273 | 26.5 | 161.09 |
76 | 6.5 | 11.14 | 159 | 9.5 | 35.00 | 270 | 10 | 64.12 |
83 | 10 | 18.00 | 163 | 11.5 | 42.96 | 299 | 24.5 | 165.80 |
83 | 6.5 | 12.26 | 168 | 14 | 53.17 | 325 | 22.5 | 167.84 |
86 | 8 | 15.39 | 178 | 19 | 74.50 | 325 | 12.5 | 96.33 |
86 | 3 | 6.14 | 180 | 20 | 78.91 | 351 | 25.5 | 204.68 |
95 | 7.5 | 16.18 | 160 | 5 | 19.11 | 377 | 38.6 | 321.38 |
102 | 11 | 24.68 | 163 | 6.5 | 25.09 | 351 | 15.5 | 128.24 |
108 | 14 | 32.45 | 168 | 9 | 35.29 | 377 | 28.5 | 224.93 |
103 | 6.5 | 15.47 | 178 | 14 | 56.60 | 426 | 13 | 132.40 |
108 | 9 | 21.97 | 180 | 15 | 61.03 | 480 | 40 | 434.02 |