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The types of joints that our company can produce include: drill pipe joints, weighted drill pipe joints, special drill pipe joints and other products. Our company has advanced production, processing, inspection equipment and technology in the industry. The company’s main products involve API standard E, X, G, S steel grade drill pipe joints, and its specifications range from 2-3/8" to 6-5/8" various sizes of common tool joints and various drills. Rod joint. It can also be customized according to the drawings provided by the customer.


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Drill Pipe

Tool Joint

Tool Joint Designation

Size and Style

Num Wt.

Lb/ft

Grade

OD

ID

Bevel Dia of Pin& Box shoulder

Box Length

Pin Tong Space

Box Tong Space

Combined Length of Pin &Box

Dia of pin at Elevator Upset Max

Dia of Box at Elevator Upset Max

Torsional Ratio pin to drill pipe

NC26

2-1/8EU

6.65

E75

85.7

44.45

82.95

254.0

177.8

203.2

381.0

65.09

65.09

1.10

X95

85.7

44.45

82.95

254.0

177.8

203.2

381.0

65.09

65.09

0.82

G105

85.7

44.45

82.95

254.0

177.8

203.2

381.0

65.09

65.09

0.79

NC31


10.40

E75

104.8

53.98

100.41

266.7

177.8

228.6

406.4

80.96

80.96

1.03

X95

104.8

50.8

100.41

266.7

177.8

228.6

406.4

80.96

80.96

0.90

G105

104.8

50.8

100.41

266.7

177.8

228.6

406.4

80.96

80.96

0.82

S135

111.1

41.28

100.41

266.7

177.8

228.6

406.4

80.96

80.96

0.82

NC38

3-1/2IU

9.50

E75

120.7

68.26

116.28

292.1

203.2

266.7

469.9

98.43

98.43

0.91

3-1/2EU

13.30

E75

120.7

68.26

116.28

304.8

203.2

266.7

469.9

98.43

98.43

0.94

X95

127.0

65.09

116.28

304.8

203.2

266.7

469.9

98.43

98.43

0.82

G105

127.0

61.51

116.28

304.8

203.2

266.7

469.9

98.43

98.43

0.86

S135

127.0

53.98

116.28

304.8

203.2

266.7









































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