GB/T3091-2001Welded Pipe And & Galvanized For the Low Pressure Fluids
|
Nominal size |
Outside Diameter |
Ordinary steel pipe |
EXtra thick steel pipe |
|
inch |
Nominal size(mm) |
tolerance(mm) |
WT |
Tolerance |
Theoretic weight(kg/m) |
WT |
Tolerance |
Theoretic weight(kg/m) |
|
1/2 |
21.3 |
¡À0.05 |
2.8 |
¡À12.5% |
1.28 |
3.5 |
¡À12.5% |
1.54 |
|
3/4 |
26.9 |
¡À0.05 |
2.8 |
¡À12.5% |
1.66 |
3.5 |
¡À12.5% |
2.02 |
|
1 |
33.7 |
¡À0.05 |
3.2 |
¡À12.5% |
2.41 |
4.0 |
¡À12.5% |
2.93 |
|
1-1/4 |
42.4 |
¡À0.05 |
3.5 |
¡À12.5% |
3.36 |
4.0 |
¡À12.5% |
3.79 |
|
1-1/2 |
48.3 |
¡À0.05 |
3.5 |
¡À12.5% |
3.87 |
4.5 |
¡À12.5% |
4.86 |
|
2 |
60.3 |
¡À1% |
3.8 |
¡À12.5% |
5.29 |
4.5 |
¡À12.5% |
6.19 |
|
2-1/2 |
76.1 |
¡À1% |
4.0 |
¡À12.5% |
7.11 |
4.5 |
¡À12.5% |
7.95 |
|
3 |
88.9 |
¡À1% |
4.0 |
¡À12.5% |
8.38 |
5.0 |
¡À12.5% |
10.35 |
|
4 |
114.3 |
¡À1% |
4.0 |
¡À12.5% |
10.88 |
5.0 |
¡À12.5% |
13.48 |
|
5 |
141.3 |
¡À1% |
4.0 |
¡À12.5% |
13.39 |
5.5 |
¡À12.5% |
18.20 |
|
6 |
168.3 |
¡À1% |
4.5 |
¡À12.5% |
18.18 |
6 |
¡À12.5% |
24.02 |
|
8 |
219 |
¡À0.75% |
4.0-6.0 |
¡À12.5% |
|
|
|
|
BS1387-1985 OR BS21 Standard
BS1387-1985 British Standard For Welded Steel pipe,Or BS21 For Threaded Steel Pipe
|
NOMINAL SIZE |
WT(mm) |
OD(mm) |
WEIGHT(KG/M) |
THREAD |
|
MAX |
MIN |
|
mm |
INCH |
A |
B |
C |
A |
B |
C |
A |
B |
C |
A |
B |
C |
NO. |
LENGTH(mm) |
|
15 |
1/2 |
2.0 |
2.6 |
3.2 |
21.4 |
21.7 |
21.7 |
21.0 |
21.1 |
21.1 |
0.947 |
1.21 |
1.44 |
14 |
13.2 |
|
20 |
3/4 |
2.3 |
2.6 |
3.2 |
26.9 |
27.2 |
27.2 |
26.4 |
26.6 |
26.6 |
1.38 |
1.56 |
1.87 |
14 |
14.5 |
|
25 |
1 |
2.6 |
3.2 |
4.0 |
33.8 |
34.2 |
34.2 |
33.2 |
33.4 |
33.4 |
1.98 |
2.41 |
2.94 |
11 |
16.8 |
|
32 |
1-1/4 |
2.6 |
3.2 |
4.0 |
42.5 |
42.9 |
42.9 |
41.9 |
42.1 |
42.1 |
2.54 |
3.10 |
3.80 |
11 |
19.1 |
|
40 |
1-1/2 |
2.9 |
3.2 |
4.0 |
48.4 |
48.8 |
48.8 |
47.8 |
48.0 |
48.0 |
3.23 |
3.57 |
4.38 |
11 |
19.1 |
|
50 |
2 |
2.9 |
3.6 |
4.5 |
60.2 |
60.8 |
60.8 |
59.6 |
59.8 |
59.8 |
4.08 |
5.03 |
6.19 |
11 |
23.4 |
|
65 |
2-1/2 |
3.2 |
3.6 |
4.5 |
76.0 |
76.6 |
76.6 |
75.2 |
75.4 |
75.4 |
5.71 |
6.43 |
7.93 |
11 |
26.7 |
|
80 |
3 |
3.2 |
4.0 |
5.0 |
88.7 |
89.5 |
89.5 |
87.9 |
88.1 |
88.1 |
6.72 |
8.37 |
10.3 |
11 |
29.8 |
|
100 |
4 |
3.6 |
4.5 |
5.4 |
113.9 |
114.9 |
114.9 |
113.0 |
113.3 |
113.3 |
9.75 |
12.1 |
14.5 |
11 |
35.8 |
|
125 |
5 |
-- |
5.0 |
5.4 |
-- |
140.6 |
140.6 |
-- |
138.7 |
138.7 |
-- |
16.6 |
17.9 |
-- |
-- |
|
150 |
6 |
-- |
5.0 |
5.4 |
-- |
166.1 |
166.1 |
-- |
164.1 |
164.1 |
-- |
19.7 |
21.3 |
-- |
-- |
ASTM A53-1996
Black pipe,hot galvanized welded steel pipe and seamless steel pipe standard
|
Nominal Size |
OD(mm) |
WT(mm) |
Weight grade |
Schedule number |
Grade A tese pressure(Mpa) |
Weight(black pipe) (kg/m) |
|
1/2 |
21.3 |
2.77 |
STD |
40 |
4.83 |
1.27 |
|
3/4 |
26.7 |
2.87 |
STD |
40 |
4.83 |
1.69 |
|
1 |
33.4 |
3.38 |
STD |
40 |
4.83 |
2.50 |
|
1-1/4 |
42.2 |
3.56 |
STD |
40 |
8.27 |
3.39 |
|
1-1/2 |
48.3 |
3.68 |
STD |
40 |
8.27 |
4.05 |
|
2 |
60.3 |
3.91 |
STD |
40 |
15.86 |
5.44 |
|
2-1/2 |
73.0 |
5.16 |
STD |
40 |
17.24 |
8.63 |
|
3 |
88.9 |
5.49 |
STD |
40 |
15.31 |
11.29 |
|
4 |
114.3 |
6.02 |
STD |
40 |
13.10 |
16.07 |
|
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