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不銹鋼焊管 圓管尺寸公差

寶森圓管尺寸公差
Dimensional Tolerance Table Of Round Tube
 
標(biāo)準(zhǔn)
standard
外徑 (mm)
Outside diameter
厚度 (mm)
thickness
外徑公差
Outside diameter
tolerance
厚度公差 (mm)
thickness tolerance
長(zhǎng)度公差 (mm) Length Tolerance
 
 
 
 
 
 
 
ASTM A554
≤12.7 0.51~1.24 ±0.10  
 
 
 
 
 
 
±10.00%T
(10.00% of nominal wall thickness)
 
 
 
 
 
 
 
+4.08
-0
> 12.7~25.4 0.51~1.65 ±0.13
>1.65~3.40 ±0.25
>25.4~38.1 0.64~1.65 ±0.20
>1.65~3.40 ±0.25
>38.1~50.8 0.64~1.24 ±0.25
>1.24~2.11 ±0.28
 
>50.8~63.5
>2.11~3.78 ±0.30
0.81~1.65 ±0.30
>1.65~2.77 ±0.33
>63.5~88.9 .>2.77~4.19 ±0.36
0.81~4.19 ±0.36
>88.9~127.0 0.89~4.19 ±0.51
>4.19 ±0.64
> 127.0~ 190.5 1.24~6.35 ±0.64
>6.35 ±0.76
> 190.5 ±1.0%D
 
 
 
 
GB/T 12770
< 25   ±0.15  
冷軋 cold rolled
≤0.50 ±0.50
> 0.50~1.00 ±0.11
> 1.00~2.00 ±0.17
> 2.00~3.00 ±7.00%S
> 3.00 ±10.00%S
熱軋 hot rolled
±10.00%S
 
 
 
 
+20.00
-0
≥ 25~40 ±0.18
≥40~50 ±0.20
≥ 50~60 ±0.23
≥ 60~70 ±0.30
≥70~80 ±0.30
≥ 80~90 ±0.30
≥ 90~100 ±0.40
≥ 100~200 ±0.50%D
≥ 200 協(xié)議 To Be Agreed
JIS G3446 <50   ±0.25 < 3.00±0.30 +50
-0
≥ 50   ±0.5% ≥ 3.00±10.00%