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  • industrial 4145H / 40CrMnMo Drilling Stabilizer Lifting Subs for Oil Drilling Equipment
  • industrial 4145H / 40CrMnMo Drilling Stabilizer Lifting Subs for Oil Drilling Equipment
Enlarge industrial 4145H / 40CrMnMo Drilling Stabilizer Lifting Subs for Oil Drilling Equipment

industrial 4145H / 40CrMnMo Drilling Stabilizer Lifting Subs for Oil Drilling Equipment 

Place of Origin: Henan, China (Mainland) 
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Product Detail

Model No.: DS-18

4145H, 4145Mod, 40CrMnMo Drilling Stabilizer Lifting Subs for Oil Drilling Equipment
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4145H, 4145Mod, 40CrMnMo Drilling Stabilizer Lifting Subs for Oil Drilling Equipment

Description:

     Having better mechanical properties, grain size and metallurgical structure higher than API Spec 7-1 standard, according to a special heat treatment process the product’s hardness, strength, impact performance can be ensured. Wear layers mosaic cylindrical carbide has high-strength and durable resistance point.

Applications:

    Lifting sub is a special tool for lifting of the drill tools in petroleum, natural gas industry and geologic exploration. It is a short drill pipe, used to trip up in drill collars when the collars of threads to hang card can be started drilling down. All threads are phosphated, copperized or cold worked. 

Specifications:

1. Material: 4145H, 4145Mod, 40CrMnMo, etc.

2. UT: ASTM A388

3.                     Standard size for lifting subs

 

No

Basic size D±0.08 (1/32) mm(in)

I.D. d/mm

Pin connection

Lifting end

Thread Type

O.D. D±0.08(1/32) mm(in)

Bevel Diameter DF/mm

Tongs Space Length LPB/mm

O.D. DB±0.08 mm

Elevator bevel root radius RSE±0.04mm

Tongs Space Length LB/mm

1

73.0 (2 7/8)

31.8

NC23

79.4 (3 1/8)

76.2

250.0

111.1

4.8

100.0

2

44.5

NC26 (2 3/8)

88.9 (3 1/2)

82.9

3

88.9 (3 1/2)

54.0

NC31 (2 7/8)

104.8 (4 1/8)

100.4

127.0

4

50.8

NC35

120.7 (4 3/4)

114.7

5

68.3

NC3

(3 1/2IF)

127.0 (5)

121.0

6

127.0(5)

71.4

NC44

152.4 (6)

144.5

168.3

6.4

7

158.8 (6 1/4)

149.2

8

82.6

95.3

NC46 (4IF)

158.8 (6 1/4)

150.0

9

165.1 (6 1/2)

154.8

10

171.5 (6 3/4)

159.5

11

NC50 (4 1/2IF)

177.8 (7)

164.7

12

184.2 (7 1/4)

169.5

13

NC56

196.8 (7 3/4)

185.3

300.0

14

203.2 (8)

190.1

15

6 5/8REG

209.6 (8 1/4)

195.7
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Company Info

Jiyuan City Kunyuan Forging Co., Ltd. [China (Mainland)]


Business Type:Manufacturer
City: Puyang
Province/State: Henan
Country/Region: China (Mainland)

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