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| 不锈钢管尺寸公差表 | |||||||
| 尺寸 标准 | 外径( mm) | 遮厚(%) | 切割长度 ( mm) | ||||
| 尺寸 | 公差 | 尺寸(mm)) | 公差 | 尺寸 | 公差 | ||
| 3B/T14975-02 | 10-30 | +0.30/-0.30 | S≤3 | +14/-14 | 1.0-3.0 | +15/0 | |
| 30-50 | +0.40/-0.40 | S>3 | +12/-10 | ||||
| D> 50 | +0.9%/-0.9% | ||||||
| 3B/T14976-02 | 6~10 | +0.20/-0.20 | 0.5-1.0 | +0.15/-0.15mm | +15/0 | ||
| 10-30 | +0.30/-0.30 | 1.0-3.0 | +14/-14 | ||||
| 30-50 | +0.40/-0.40 | >3 | +12/-10 | ||||
| D> 50 | +0. 9%/-0.9% | +12.5/-12.5 | |||||
| GB13296.91 | S 140 | +1.25%-1.25% | ≤10 | +15/-15 | |||
| > 140 | +1 %/-1% | >10 | |||||
| ASTM213 | D<25.4 | +0.10/-0.10 | D<38.1 | +20/0 | D< 50.8 | +3.0/0 | |
| 25.4-38.1 | +0.15/-0.15 | ||||||
| 38,1-50.8 | +0.20/-0.20 | ||||||
| 50.8-63.5 | +0.25/-0.25 | D≥38.1 | +22/0 | D≥50.8 | +5.0/0 | ||
| 63.5~76.2 | +0.30/-0.30 | ||||||
| 76.2-101.6 | +0.38/-0.38 | ||||||
| 101.6-190.5 | +0.38/-0.64 | ||||||
| 190.5~228.6 | +0.38/-1.14 | ||||||
| ASTM A269 | D< 12.7 | +0.13/-0.13 | +15/-15 | +3.2/0 | |||
| 12.7-38.1 | +10/-10 | ||||||
| 38.1-88.9 | +0.25/-0.25 | +4. .8/0 | |||||
| 88.9~139.7 | +0.38/-0.38 | ||||||
| 139.7-203.2 | +0.76/-0.76 | ||||||
| ASTM A312 | 10.29-48.26 | +0. 40/-0.80 | +12.5/-12.5 | +6.0/0 | |||
| 48.26~114.30 | +0.80/-0.80 | ||||||
| 114.30-219.08 | +1.60/-0.80 | ||||||
| 219.08 -457.20 | +2.40/-0.80 | ||||||
| ASTM A789 | D≤12.7 | +0.13/-0.13 | +15/-15 | +3.0/0 | |||
| 12.7-38.1 | +10/-10 | ||||||
| 38.1-88.9 | +0.25/-0.25 | +5.0/0 | |||||
| 88.9~139.7 | +0.38/-0.38 | ||||||
| 139.7-203.2 | +0.76/-0.76 | ||||||
| ASTM A790 | 10.29~48.26 | +0.40/-0.80 | |||||
| 48.26-114.3 | +0. 80/-0.80 | ||||||
| 114.3~219.08 | 1.6/-0.8 | ||||||
| 219.08-457.20 | +2.40/-0.80 | ||||||
| 各国牌号近似对照表 | |||||||
| CHINA | USA | JAPAN | GERMANY | TBS | |||
| GB | ASTM/ASME | AISI | JIS | TBS | |||
| TBS001B | |||||||
| 1Cr17N7 | S30100 | 301 | SUS301 | 1.431 | X12CrNi177 | TP301 | |
| Y1Cr18Ni9 | S30300 | 303 | SUS303 | 1.4305 | X10CrNiS189 | TP 303 | |
| Y1Cr18NI9Se | S30323 | 303Se | SUS303Se | TP 303Se | |||
| 0Cr19Ni9 | S30400 | 304 | SUS304 | 1,4301 | X5CrNi1810 | TP 304 | |
| 00Cr19Ni10 | S30403 | 304L | SUS304L | 1.4306 | X2CrN1911 | TP 304L | |
| 304H | |||||||
| 1Cr18Ni12 | S30500 | 305 | SUS305 | 1,4303 | X5CrN1812 | TP305 | |
| 309 | |||||||
| 0Cr23Ni13 | S30908 | 309S | SUS309 | TP309 | |||
| 0Cr25N20 | S31008 | 310S | SUS310S | 14845 | TP310S | ||
| 0Cr17Ni12Mo2 | S31600 | 316 | SUS316 | 1.4401 | X5CrNiMo17122 | TP316 | |
| 0Cr17Ni14Mo2 | S31603 | 316L | SUS316L | 1,4404 | X2C:NiMo17132 | TP 316L | |
| 0Cr19Ni1OTi | S32100 | 321 | SUS321 | 1.4541 | X6CNT1810 | TP321 | |
| 0Cr18N11Nb | S34700 | 347 | SUS347 | 1.455 | X6CrNiNb1810 | TP347 | |
