国外无缝方矩管标准公差范围
|
标准 / 尺寸 |
外径(mm) |
壁厚(mm) |
长度(mm) |
|
尺寸 |
允许偏差 |
尺寸 |
允许偏差 |
尺寸 |
允许偏差 |
|
ASTM
A312 |
[10.29 ， 48.26] |
+0.40/-0.80 |
|
10.3-73 |
|
88.9-457 T/D<5% |
|
88.9-457 T/D>5% |
|
508 以上 T/D<5% |
|
508 以上 T/D>5% |
|
|
+20%-12.5% |
|
+22.5%12.5% |
|
+15%-12.5% |
|
+22.5%-12.5% |
|
+15% ， -12.5% |
|
|
+6/-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
A213 |
D<25.4 |
+0.10/-0.10 |
D ≤ 38.1 |
+20%/-0 |
D<50.80 |
+3/-0 |
|
[25.4,38.1] |
+0.15/-0.15 |
|
(38.1,50.8) |
+0.20/-0.20 |
D>38.1 |
+22%/-0 |
D ≥ 50.8 |
+5/-0 |
|
[50.8,63.5) |
+0.25/-0.25 |
|
[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
269 |
D<12.7 |
+0.13/-0.13 |
|
± 15% |
|
+3.2/-0 |
|
(12.7,38.1] |
± 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 |
|
JIS
G3459 |
D<30 |
+0.30/-0.30 |
S<2 |
± 20 |
|
|
|
D ≥ 30 |
± 1% |
S ≥ 2 |
± 10% |
|
JIS
G3463 |
D<40 |
+0.25/-0.25 |
D<40;S<2 |
+0.40/-0 |
D ≤ 50;L≤7 |
+7/-0 |
|
[40,50) |
D<50;L>7 |
长度每增加 3 米或其零数在上正允许偏差上加上 3mm ，最大 15mm |
|
[50,60) |
|
[60,80) |
+0.30/-0.30 |
D<40;S ≥ 2 |
+20%/-0 |
|
[80,100) |
+0.40/-0.40 |
|
|
|
[100,120) |
+0.40/-0.60 |
D>50;L ≤ 7 |
+10/-0 |
|
[120,160) |
+0.40/-0.60 |
D ≥ 40 |
+22%/-0 |
D>50;L>7 |
与 D<50;L ≥ 7m
内容相同 |
|
[160,200) |
+0.40/-0.60 |
|
D ≥ 200 |
+0.40/-1.60 |
|
DIN17456
DIN17458 |
D2 |
± 10%±0.5min |
|
|
± 10% 0.2min |
|
± 7.5% 0.15
min |
|
D ≤ 40;L≤1m
D≤40;L;(1-2)m
D≤40;L;(2-3)m
D≤40;L;(3-4)m
D≤40;L;(4-8)m |
|
+1/-0 |
|
+2/-0 |
|
+3/-0 |
|
+4/-0 |
|
+5/-0 |
|
|
D3 |
± 0.75%±0.3min |
|
D4 |
± 0.5%±0.1min |
40<D<168 |
|
|
L ≤ 6m |
+5/-0 |
|
L>6m |
+10/-0 |
|
ASTM A511 TABALE3 |
D<12.7 |
+0.13/-0.13 |
|
± 15% |
|
+3.2/-0 |
|
[12.7,38.1) |
± 10% |
+4.8/-0 |
|
[38.1,88.9) |
+0.25/-0.25 |
|
[88.9,139.7) |
+0.38/-0.38 |
|
[139.7,203.2) |
+0.76/-0.76 |
|
[203.2,219.8) |
+1.14/-1.14 |
|
[219.8,323.85) |
+1.57/-1.57 |
|
ASTM A511 TABALE4 |
D ≤ 76.2 |
+0.56/-0.58 |
S ≤ 2.77 |
± 16.5% |
|
+4.76/-0 |
|
D ≤ 76.2 |
0.56/-0.58 |
S ≤ 2.77 |
± 16.5% |
|
|
2.77<S ≤ 4.37 |
± 15% |
|
4.37<S5.16 |
± 14% |
|
S>5.16 |
± 12.5% |
|
(76.2,139.7] |
+0.79/-0.79 |
S ≤ 2.77 |
± 16.5% |
|
|
2.77 S 4.37 |
± 15% |
|
4.37<S5.16 |
± 14% |
|
S>5.16 |
± 12.5% |
|
(139.7,203.2] |
+1.19/-1.19 |
4.37<S 5.16 |
± 14% |
|
|
