产品介绍
高压锅炉管 | 20G ASTM SA106B/C ASTM SA210A/C ST45.8-III | GB5310-2008 ASTM SA106 ASTM SA210 DIN17175-79 | ∮8-1240*1-200 | 适用于制造高压锅炉受热管，集箱，蒸汽管道等 |
力学性能
标准 | 牌号 | 抗拉强度（MPa） | 屈服强度（MPa） | 伸长率（%） | 硬度 |
GB3087 | 10 | 335～475 | ≥195 | ≥24 | / |
GB5310 | 20G | 410～550 | ≥245 | ≥24 | / |
化学成分
标准 | 牌号 | 化学成分（%） | | | | | | | | | | | | | | |
C | Si | Mn | P | S | Cr | Mo | Cu | Ni | V | Al | W | Ti | Nb | N | | |
GB3087 | 10 | 0.07～0.13 | 0.17～0.37 | 0.38～0.65 | ≤0.030 | ≤0.030 | 0.3～0.65 | / | ≤0.25 | ≤0.30 | / | / | |
GB5310 | 20G | 0.17～0.24 | 0.17～0.37 | 0.35～0.65 | ≤0.030 | ≤0.030 | ≤0.25 | ≤0.15 | ≤0.20 | ≤0.25 | ≤0.08 | | | | |
生产方法
①一般锅炉管使用温度在450℃以下，国产管主要用10号、20号碳结钢热轧管或冷拔管制造。
②高压锅炉管使用时经常处于高温和高压条件管子在高温烟气和水蒸气的作用下，会发生氧化和腐蚀。要求钢管具有高的持久强度，高的抗氧化腐蚀性能，并有良好的组织稳定性。
用 途
①一般锅炉管主要用来制造水冷壁管、沸水管、过热蒸汽管、机车锅炉用的过热蒸汽管，大、小烟管及拱砖管等。
②高压锅炉管主要用来制造高压和超高压锅炉的过热器管、再热器管、导气管、主蒸汽管等。
鸿福特供
(1)GB3087-2008《低中压锅炉用无缝钢管》。锅炉用管规格，外径10～426mm，共计43种。壁厚1.5～26mm共计29种。但机车锅炉用过热蒸汽管、大烟管、小烟管和拱砖管的外径和壁厚另有规定。
(2)GB5310-2008《高压锅炉用无缝钢管》热轧管的外径22～530mm，壁厚20～70mm不等。冷拔(冷轧)管外径10～108mm，壁厚2.0～13.0mm不等。
常备货源
单位：Kg/m | | | | | | | | 壁厚 外径 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 32 | 2.146 | 2.460 | 2.762 | 3.052 | 3.329 | 3.594 | 3.847 | 38 | 2.589 | 2.978 | 3.354 | 3.718 | 4.069 | 4.408 | 4.735 | 42 | 2.885 | 3.323 | 3.749 | 4.162 | 4.562 | 4.951 | 5.327 | 45 | 3.107 | 3.582 | 4.044 | 4.495 | 4.932 | 5.358 | 5.771 | 50 | 3.477 | 4.014 | 4.538 | 5.049 | 5.549 | 6.036 | 6.511 | 54 | 3.773 | 4.359 | 4.932 | 5.493 | 6.042 | 6.578 | 7.103 | 57 | 3.995 | 4.618 | 5.228 | 5.826 | 6.412 | 6.985 | 7.546 | 60 | 4.217 | 4.877 | 5.524 | 6.159 | 6.782 | 7.392 | 7.990 | 63.5 | 4.476 | 5.179 | 5.869 | 6.548 | 7.214 | 7.867 | 8.508 | 68 | 4.809 | 5.567 | 6.313 | 7.047 | 7.768 | 8.477 | 9.174 | 70 | 4.957 | 5.740 | 6.511 | 7.269 | 8.015 | 8.749 | 9.470 | 73 | 5.179 | 5.999 | 6.807 | 7.602 | 8.385 | 9.156 | 9.914 | 76 | 5.401 | 6.258 | 7.103 | 7.935 | 8.755 | 9.563 | 10.358 | 89 | 6.363 | 7.380 | 8.385 | 9.378 | 10.358 | 11.326 | 12.281 | 108 | 7.768 | 9.020 | 10.259 | 11.486 | 12.701 | 13.903 | 15.093 | 133 | 11.178 | 12.725 | 14.261 | 15.783 | 17.294 | 18.792 | | 159 | 13.422 | 15.290 | 17.146 | 18.989 | 20.821 | 22.639 | | 219 | 18.601 | 21.209 | 23.805 | 26.388 | 28.959 | 31.517 | | 273 | 23.262 | 26.536 | 29.797 | 33.046 | 36.283 | 39.508 | | 325 | 27.750 | 31.665 | 35.568 | 39.458 | 43.337 | 47.202 | | 355 | 38.897 | 43.158 | 47.406 | 51.641 | | | | 377 | 41.339 | 45.871 | 50.390 | 54.897 | | | | 426 | 46.777 | 51.913 | 57.036 | 62.147 | | | | 450 | | | | | | | | 480 | | | | | | | | 530 | | | | | | | | 630 | | | | | | |  | 单位：Kg/m | | | | | | | 版权所有 | 壁厚 外径 | 6.5 | 7 | 8 | 8.5 | 9 | 10 | 12 | 32 | 4.088 | | | | | | | 38 | 5.049 | | | | | | | 42 | 5.691 | | | | | | | 45 | 6.172 | | | | | | | 50 | 6.973 | 7.423 | 8.286 | 8.699 | | | | 54 | 7.614 | 8.114 | 9.075 | 9.538 | | | | 57 | 8.095 | 8.632 | 9.667 | 10.167 | | | | 60 | 8.576 | 9.149 | 10.259 | 10.796 | | | | 63.5 | 9.137 | 9.754 | 10.950 | 11.529 | | | | 68 | 9.858 | 10.530 | 11.838 | 12.473 | | | | 70 | 10.179 | 10.876 | 12.232 | 12.892 | 13.539 | 14.797 | 17.164 | 73 | 10.660 | 11.394 | 12.824 | 13.521 | 14.205 | 15.537 | 18.052 | 76 | 11.141 | 11.912 | 13.416 | 14.150 | 14.871 | 16.277 | 18.940 | 89 | 13.225 | 14.156 | 15.981 | 16.875 | 17.756 | 19.483 | 22.787 | 108 | 16.270 | 17.436 | 19.729 | 20.858 | 21.973 | 24.168 | 28.410 | 133 | 20.278 | 21.751 | 24.662 | 26.098 | 27.522 | 30.334 | 35.809 | 159 | 24.446 | 26.240 | 29.791 | 31.548 | 33.293 | 36.746 | 43.503 | 219 | 34.064 | 36.598 | 41.629 | 44.126 | 46.610 | 51.543 | 61.259 | 273 | 42.720 | 45.920 | 52.283 | 55.445 | 58.596 | 64.860 | 77.240 | 325 | 51.056 | 54.897 | 62.542 | 66.346 | 70.137 | 77.684 | 92.629 | 355 | 55.865 | 60.076 | 68.460 | 72.634 | 76.796 | 85.082 | 101.507 | 377 | 59.391 | 63.873 | 72.801 | 77.246 | 81.679 | 90.508 | 108.018 | 426 | 67.246 | 72.332 | 82.468 | 87.518 | 92.555 | 102.592 | 122.519 | 450 | 71.093 | 76.475 | 87.203 | 92.549 | 97.882 | 108.511 | 129.621 | 480 | 75.902 | 81.654 | 93.122 | 98.837 | 104.540 | 115.909 | 138.499 | 530 | 83.917 | 90.286 | 102.987 | 109.319 | 115.638 | 128.240 | 153.296 | 630 | 99.947 | 107.549 | 122.716 | 130.281 | 137.833 | 152.902 | 182 |
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