Water Well Drill Pipe

Product Description

Our company's drill pipes are in accordance with API 5D, API SPEC 7 Standards. The material of drill pipe body are chosen by the 1&3 group of API 5D.
(Group 1-Grade E75; Group 3-Grade X95, G105, S135).
The choice of tool joints is according to the customers'requirements, and the tool joints are up to API SPEC7 Standards.

Standard size for drill pipes

Size
Weight Designation
Calculated Plain-End Weight
Outside Diameter
Grade
Wall Thickness
Upset Ends. For Weld-on Tools Joint

Lb/ft
Kg/m
In
Mm
In
Mm

2 3/8
6.65
6.26
9.32
2.375
60.3
E, X, G, S
0.280
7.11
EU

2 7/8
10.40
9.72
14.48
2.875
73.0
E, X, G, S
0.362
9.19
IU or EU

3 1/2
9.50
8.81
13.12
3.500
88.9
E
0.254
6.45
IU or EU

3 1/2
13.30
12.31
18.34
3.500
88.9
E, X, G, S
0.368
9.35
IU or EU

3 1/2
15.50
14.63
21.79
3.500
88.9
E
0.449
11.40
IU or EU

3 1/2
15.50
14.63
21.79
3.500
88.9
X, G, S
0.449
11.40
EU or IEU

4
14.00
12.93
19.26
4.000
101.6
E, X, G, S
0.330
8.38
IU or EU

4 1/2
13.75
12.24
18.23
4.500
114.3
E
0.271
6.88
IU or EU

4 1/2
16.60
14.98
22.31
4.500
114.3
E, X, G, S
0.337
8.56
EU or IEU

4 1/2
20.00
18.69
27.84
4.500
114.3
E, X, G, S
0.430
10.92
EU or IEU

5
16.25
14.87
22.15
5.000
127.0
X, G, S
0.296
7.52
IU

5
19.50
17.93
26.71
5.000
127.0
E
0.362
9.19
IEU

5
19.50
17.93
26.71
5.000
127.0
X, G, S
0.362
9.19
EU or IEU

5
25.60
24.03
35.79
5.000
127.0
E
0.500
12.70
IEU

5
25.60
24.03
35.79
5.000
127.0
X, G, S
0.500
12.70
EU or IEU

5 1/2
21.90
19.81
29.51
5.500
139.7
E, X, G, S
0.361
9.17
IEU

5 1/2
24.70
22.54
33.57
5.500
139.7
E, X, G, S
0.415
10.54
IEU

6 5/8
25.20
22.19
33.05
6.625
168.3
E, X, G, S
0.330
8.38
IEU

6 5/8
27.70
24.21
36.06
6.625
168.3
E, X, G, S
0.362
9.19
IEU

Tensile
Group
Grade
Yield Strength
Tensile Strength
Elongation, Min. Percent in 2 in. (50.80mm)%

Minimum
Maximum
Minimum

Psi
Mpa
Psi
Mpa
Psi
Mpa

1
E-75
75000
517
105000
724
100000
689
See footnotea

3
X-95
95000
655
125000
862
105000
724
See footnotea

G-105
105000
724
135000
931
115000
793
See footnotea

S-135
135000
931
165000
1138
145000
1000
See footnotea