★《钢管知识》不锈钢管尺寸公差表|不锈钢应用前景
尺寸
标准 |
外径(mm) |
壁厚(%) |
切割长度(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 | ||||
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 | ||||||
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 |
+1.60/-0.80 |
|
|
|
| |
|
219.08~457.20 |
+2.40/-0.80 |
|
|
|
| |
|
|
|
|
|
|
| |
|
|
|
|
|
|
| |
|
|
|
|
|
|
| |
EN17455-02 |
10~30 |
+0.30/-0.30 |
S≤3 |
+14/-14 |
1.0~3.0 |
+15.0/0 | |
|
30~50 |
+4.00/-4.00 |
S>3 |
+12/-10 | |||
|
D>50 |
+9%/-9% |
|
| |||
EN17456-02 |
6~10 |
+0.20/-0.20 |
0.5~1.0 |
+0.15/-0.15 |
|
+15.0/0 | |
|
10~30 |
+0.30/-0.30 |
1.0~3 |
+14/-14 |
| ||
|
30~50 |
+4.00/-4.00 |
S>3 |
+12/-10 |
| ||
|
D>50 |
+0.9%/-0.9% |
|
|
| ||
EN10216-5 |
|
|
|
|
|
| |
|
|
|
|
|
|
| |
|
|
|
|
|
|
| |
|
|
|
|
|
|
|