Persian
 
DIN 2440 Standard (Medium)
Nominal Size
Outside
Dimeter
Thickness
Tolerance
of
Thickness
Weight(kg/m)
mm
Inch
mm
mm
Plain End
Thiead & Coupled
15
1/2
21.3
2.65
+Not
Specified
-15%
1.22
1.23
20
3/4
26.9
2.65
1.58
1.59
25
1
33.7
3.25
2.44
2.46
32
1.1/4
42.4
3.25
3.14
3.17
40
1.1/2
48.3
3.25
3.61
3.65
50
2
60.3
3.65
5.10
5.17
65
2.1/2
76.1
3.65
6.51
6.63
80
3
88.9

4.05

8.47
8.64
100
4
114.3
4.50
12.10
12.40

BS - 1387 Standard (Light)
Nominal Size
Outside Dimeter (mm)
Thickness
(mm)
Weight(kg/m)
mm
Inch
min
max
Plain End
Screwed& Sockted
15
1/2
21.0
21.4
2.0
0.947
0.956
20
3/4
26.4
26.4
2.3
1.38
1.39
25
1
33.2
33.8
2.6
1.98
2.00
32
1.1/4
42.9
41.5
2.6
2.54
2.57
40
1.1/2
48.8
47.4
2.9
3.23
3.27
50
2
59.6
60.2
2.9
4.08
4.15
65
2.1/2
76.2
75.0
3.2
5.71
5.83
80
3
87.9

88.7

3.2
6.72
6.89
100
4
113.0
113.9
3.6
9.75
10.0

BS - 1387 Standard (Medium)
Nominal Size
Outside Dimeter (mm)
Tolerance
of
Thickness
Weight(kg/m)
mm
Inch
mm
mm
Plain End
Screwed& Sockted
15
1/2
21.1
21.7
2.6
1.21
1.22
20
3/4
26.6
27.2
2.6
1.56
1.57
25
1
33.4
34.2
3.2
2.41
2.43
32
1.1/4
42.1
42.9
3.2
3.10
3.13
40
1.1/2
48.0
48.8
3.2
3.57
3.61
50
2
59.8
60.8
3.6
5.03
5.10
65
2.1/2
75.4
76.6
3.6
6.43
6.55
80
3
88.1

89.5

4.0
8.37
8.54
100
4
113.3
114.9
4.5
12.2
12.5
 
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