drill pipes

Research-design-develope top grade drill pipes conforming to nat/inte standards.
mature techOwn facility:API, ISO standerd (al

Drill Pipe (E.X.G.S)
Size (inch)
Weight
Designation
Calculated Plain-End weight
Outside Diam.
Wall Thickness
Lb/ft
kg/m
Inch
mm
Inch
mm
2-3/8
6.65
6.26
9.32
2.375
60.3 mm
0.280
7.11 mm
2-7/8
10.40
9.72
14.48
2.875
73.0 mm
0.362
9.19 mm
3-1/2
9.50
8.81
13.12
3.500
88.9 mm
0.254
6.45 mm
3-1/2
13.30
12.31
18.34
3.500
88.9 mm
0.368
9.35 mm
3-1/2
15.50
14.63
21.79
3.500
88.9 mm
0.449
11.40 mm
4
14.00
12.93
19.26
4.000
101.6 mm
0.330
8.38 mm
4-1/2
13.75
12.24
18.23
4.500
114.3 mm
0.271
6.88 mm
4-1/2
16.60
14.98
22.31
4.500
114.3 mm
0.337
8.56 mm
4-1/2
20.00
18.69
27.84
4.500
114.3 mm
0.430
10.92 mm
5
16.25
14.87
22.15
5.000
127.0 mm
0.296
7.52 mm
5
19.50
17.93
26.71
5.000
127.0 mm
0.362
9.19 mm
5
25.60
24.03
35.79
5.000
127.0 mm
0.500
12.70 mm


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