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各標(biāo)準(zhǔn)中對(duì)不銹鋼無(wú)縫管公差尺寸的范圍限定
| 標(biāo)準(zhǔn) | 外徑（mm） | 壁厚（%） | 切割長(zhǎng)度（mm） | ||||
| 尺寸 | 公差 | 尺寸(mm) | 公差 | 尺寸 | 公差 | ||
| GB/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% | | | | | ||
| GB/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 | ||||
| 泰州市佳孚不銹鋼制品有限公司是戴南地區(qū)專業(yè)生產(chǎn)不銹鋼無(wú)縫管，不銹鋼方矩管，不銹鋼厚壁管的大型鋼管廠 | |||||||
| GB13296-91 | ≤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 | ||||||
| 佳孚公司電話：0523-83983163，傳真：0523-83902150，移動(dòng)電話：13901424163，郵箱：jfbxg0523@163.com | |||||||
| 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 | ||||||
| 佳孚公司網(wǎng)站：m.bufangqi.com | |||||||
| 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 | +1.60/-0.80 | | | | | |
| | 219.08~457.20 | +2.40/-0.80 | | | | | |