Wenzhou Zheheng Steel Industry Co.,Ltd
To provide safe and reliable high quality stainless steel ,nickel alloy pipes and fittings
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Hardened Stainless Steel Seamless Pipes Tolerances Thickness Chart / Weight Calculator ASTM, AISI, DIN, EN, GB, JIS
Zheheng steel, specializing in the production of stainless steel seamless pipe, stainless steel tube, stainless steel U type pipe, stainless steel bellows tube, stainless steel coil, stainless steel coil for 15 years, from the storage of raw materials, production and processing, finished product outbound cengcengbaguan, to ensure that the environmental protection, safe and reliable.
Special purpose steel pipe and cold rolled steel tube outside diameter allowable deviation can be used absolute deviation.Wall thickness tolerance is divided into two types: standardization and non-standardization.Standard wall thickness tolerance should be preferred.
Welding steel pipe wall thickness requirement, welding steel pipe wall thickness allowable deviation,
national standard welded steel pipe wall thickness allowable deviation table.
Products description :
Standard tolorance comparison table of stainless steel seamless steel tube.
| standard | Outside diameter(D) | wall thickness(S) | length(L) | |||
| group | tolorance | group | tolorance | L+(0-6) | ||
| ASTM A312/A312M ASME SA213/SA213M | 10.3-48.3 | +0.40/-0.80 | 10.3-73 | +20.0%S/-12.5%S | ||
| ＞48.3-114.3 | +0.80/-0.80 | 88.9-457 | S/D≤5% | +22.5%S/-12.5%S | ||
| ＞114.3-219.1 | +1.60/-0.80 | S/D＞5% | +15.0%S/-12.5%S | |||
| ＞219.1-457.2 | +2.40/-0.80 | |||||
| ＞457.2-660.4 | +3.20/-0.80 | ≥508 | S/D≤5% | +22.5%S/-12.5%S | ||
| ＞660.4-864 | +4.00/-0.80 | S/D＞5% | +15.0%S/-12.5%S | |||
| ＞864 | +4.80/-0.80 | |||||
| ASTM A213/A213M ASME SA213/SA213M | ＜25.4 | ±0.10 | ≤38.1 | +20%S/-0 | L+(0-3) | |
| ＞25.4-38.1 | ±0.15 | |||||
| ＞38.1-50.8 | ±0.20 | ＞38.1 | +22%S/-0 | L+(0-5) | ||
| ＞50.8-63.5 | ±0.25 | |||||
| ＞63.5-76.2 | ±0.30 | |||||
| ＞76.2-101.6 | ±0.38 | |||||
| ＞101.6-190.5 | ±0.38/-0.64 | |||||
| ＞190.5-228.6 | ±0.38/-0.14 | |||||
| ASTM A269/A269M ASME SA269/SA269M | ＜12.7 | ±0.13 | ＜12.7 | ±15%S | L≤7.3M L+(0-3.2) | |
| ＞12.7-38.1 | ±0.13 | ＞12.7-38.1 | ±10%S | |||
| ＞38.1-88.9 | ±0.25 | ＞38.1-88.9 | ±10%S | L≤7.3M L+(0-4.8) | ||
| ＞88.9-139-7 | ±0.38 | ＞88.9-139.7 | ±10%S | |||
| ＜139.7-203.2 | ±0.76 | ＞139.7-203.2 | ±10%S | |||
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