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| 鋼管種類(lèi) | 鋼管尺寸 mm | 允許偏差 | ||
| 普通級 | 高級 | |||
| 熱軋(擠)管 | 外徑 D | ≤159 | +1.0%(最小值為+0.50mm) | +1.0%(最小值為+0.5mm) | 
| >159 | +1.0% | +1.0% | ||
| 壁厚 S | ≤20 | +15%(最小值為+0.45mm) -12.5%(最小值為-0.35mm) | +1.0%(最小值為+0.30mm) | |
| >20 | +12.5% | +10% | ||
| D≥351熱擴鋼管 | +15% | |||
| 冷拔(軋)管 | 外徑 D | 10~30 | +0.40mm | +0.20mm | 
| >30~50 | +0.45mm | +0.25mm | ||
| >50 | +1.0% | +0.75% | ||
| 壁厚 S | 1.5~3.0 | +15% -10% | +10% | |
| >3.0 | +12.5% -10% | +10% | ||
| 標準 | 牌號 | 抗拉強度(MPa) | 屈服強度(MPa) | 伸長(cháng)率(%) | 
| GB3087 | 10 | 335-475 | ≥195 | ≥24 | 
| 20 | 410-550 | ≥245 | ≥20 | 
| 標準 | 牌號 | 化學(xué)成分 | |||||||||
| C | Si | Mn | P | S | Cr | Mo | Cu | Ni | V | ||
| GB3087 | 10 | 0.07-0.14 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.15 | / | ≤0.25 | ≤0.25 | / | 
| 20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.25 | / | ≤0.25 | ≤0.25 | / | |
| 標準 | 外徑 | 壁厚 | 壁厚允許偏差 | 
| DIN17175 | ≤130 | S≤2·Sn | +15%,-10% | 
| 2·Sn | +12.5%,-10% | ||
| S>4·Sn | ±9% | ||
| >130 | S≤0.05da | +15%,-10% | |
| 0.05da | ±12.5% | ||
| S>0.11da | ±10% | ||
| GB3087 | -- | 3-20 | +12.5%,-12.5% | 
| >20 | ±10% | ||
| ASME SA450 | -- | 2.4-3.8 | +35%,-0% | 
| >3.8-4.6 | +35%,-0% | ||
| >4.6 | +23%,-0% | ||
| ASME SA530 | -- | -- | ±12.5% | 
| 標準 | 外徑 | 外徑允許偏差 | 
| DIN17175 | ≤100 | ±0.75% (min=0.5mm) | 
| >100 | ±0.90% | |
| GB3087 | ≤159 | +1.25% -1.0% | 
| ASME SA450 | ≤101.6 | +0.4 -0.8 (mm) | 
| >101.6-190.5 | +0.4 -1.2 (mm) | |
| ASME SA530 | ≤48.3 | +0.4 -0.8 (mm) | 
| >48.3-114.3 | ±0.8 (mm) | |
| >114.3 | +1.6 -0.8 (mm) | 
| 牌號 | 抗拉強度 | 下列壁厚鋼管的 屈服點(diǎn)不小于 | 伸長(cháng)率 δ5% 不小于 | 沖擊功 (縱向) 不小于 | 硬度不大于 | 采用標準 | ||
| 洛氏硬度 | 布氏硬度 | |||||||
| <15mm | ≥15mm | 壁厚 <5.1mm | 壁厚 ≥5.1mm | |||||
| St35.8 | 360-480 | 235 | 225 | 25 | - | - | - | DIN17175 | 
| Sr45.8 | 410-530 | 255 | 245 | 21 | - | - | - | |
| 15Mo3 | 450-600 | 270 | 22 | - |  | - | ||
| 13CrMo44 | 440-590 | 290 | 22 | - |  | - | ||
| 10CrMo910 | 450-600 | 280 | 20 | - |  | - | ||
| 14MoV63 | 460-610 | 320 | 20 | 55 |  |  | ||
| 12Cr1MoV | 470-640 | 255 | 245 | 21 | 41 | - | - | |
|  |  | <15mm | ≥15mm |  |  |  |  |  | 
| SA192 | ≥325 | 180 | 35 | - | 77HRB | 137HB | ASMESA192 | |
| SA106-B | ≥415 | 240 | 查表 | - | - | - | ASMESA106 | |
| SA106-C | ≥485 | 275 | - | - | - | |||
| SA556-C2 | ≥480 | 280 | - | - |  | ASMESA556 | ||
| SA210-A1 | ≥415 | 255 | - | 79HRB(143HB) | ASMESA210 | |||
| SA210-C | ≥485 | 275 | - | 89HRB(179HB) | ||||
| SA209-T1a | ≥415 | 220 | - | 81HRB | 153HB | ASMESA209 | ||
| SA213-T12 | ≥415 | 205 | - | 163HB(85HRB) | ASMESA213 | |||
| SA213-T22 | ≥415 | 205 | - | 163HB(85HRB) | ||||
| 采用標準 | 牌號 | C | Si | Mn | P≤ | S≤ | Cr | Mo | V | 
| GB3087 | 10 | 0.07-0.14 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | ≤0.15 | - | - | 
| 20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | ≤0.25 | - | - | |
| DIN 17175 | St35.8 | ≤0.17 | 0.10-0.35 | 0.40-0.80 | 0.030 | 0.030 | - | - | - | 
| St45.8 | ≤0.21 | 0.10-0.35 | 0.40-1.20 | 0.030 | 0.030 | - | - | - | |
| 15Mo3 | 0.12-0.20 | 0.10-0.35 | 0.40-0.80 | 0.030 | 0.030 | - | 0.25-0.35 | - | |
| 13CrMo44 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | 0.030 | 0.030 | 0.70-1.10 | 0.45-0.65 | - | |
| 10CrMo910 | 0.08-0.15 | ≤0.50 | 0.40-0.70 | 0.030 | 0.030 | 2.00-2.50 | 0.90-1.20 | - | |
| 14MoV63 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | 0.030 | 0.030 | 0.30-0.60 | 0.50-0.70 | 0.22-0.32 | |
| 12Cr1MoV | 0.08-0.15 | 0.17-0.37 | 0.40-0.70 | 0.030 | 0.030 | 0.90-1.20 | 0.25-0.35 | 0.15-0.30 | |
| ASME |  | 0.08-0.15 | 0.45-0.75 | 0.45-0.65 | 0.030 | 0.030 | 1.60-2.10 | 0.50-0.65 | 0.28-0.42 | 
| ASME SA192 | SA192 | 0.06-0.18 | ≤0.25 | 0.27-0.63 | 0.035 | 0.035 | - | - | |
| ASME SA106 | SA106-B | ≤0.30 | ≥0.10 | 0.29-1.06 | 0.035 | 0.035 | - | - | |
| SA106-C | ≤0.35 | ≥0.10 | 0.29-1.06 | 0.035 | 0.035 | - | - | ||
| ASME SA556 | SA556-C2 | ≤0.30 | ≥0.10 | 0.29-1.06 | 0.035 | 0.035 | - | - | |
| ASME SA209 | SA209-T1a | 0.15-0.25 | 0.10-0.50 | 0.30-0.80 | 0.025 | 0.025 | - | 0.44-0.65 | |
| ASME SA210 | SA210-A1 | ≤0.27 | ≥0.10 | ≤0.93 | 0.035 | 0.035 | - | - | |
| SA210-C2 | ≤0.35 | ≥0.10 | 0.29-1.06 | 0.035 | 0.035 | - | - | ||
| ASME SA213 | SA213-T12 | 0.05-0.15 | ≤0.50 | 0.30-0.61 | 0.025 | 0.025 | 0.80-1.25 | 0.44-0.65 | |
| SA213-T22 | 0.05-0.15 | ≤0.50 | 0.30-0.60 | 0.025 | 0.025 | 1.90-2.60 | 0.87-1.13 | 
| 主要材質(zhì) | 10、20 | 
| 執行標準 | GB3087-1999 | 
| 用途 | 低中壓鍋爐過(guò)熱用管、沸水管、機車(chē)、大小煙管 | 
| 規格范圍 | ф10-530×2-40 | 
無(wú)錫公司鋼材有限公司常備資源材質(zhì)為: 10#、20#、35#、45#、16Mn、27SiMn、12Cr1MoV、 CrMo910、15CrMoG、T91、35CrMo、40Cr。執行國標GB/T8162-99結構管、GB/T8163-99流體管、GB/T3087-99中低壓鍋爐管、GB/T5310-95高壓鍋爐管、GB/T6479-2000化肥專(zhuān)用管、27SiMn液壓支架管、高壓合金管、GB/T9948-85石油裂化管GB9948-88、地質(zhì)鉆探用管YB235-70 .....
公司鋼管主營(yíng)業(yè)務(wù):無(wú)錫厚壁鋼管,江蘇合金管,江蘇鋼管廠(chǎng),無(wú)錫無(wú)縫管,無(wú)錫高壓鍋爐管
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