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Verified Supplier | Goldenman Petroleum ...

Quick Details

  • Place of Origin: Shandong, China (Mainland)
  • Brand Name: GM
  • Type: Drill Collar
  • Machine Type: Drilling Tool
  • Certification: API
  • Material: Carbon Steel
  • Processing Type: Forging
  • Use: Well Drilling
  • Brand Name: 4145H
  • Model Number: 31/8"-11"
  • Grade: 4145H

Packaging & Delivery

Packaging Details: bundle or steel package
Delivery Detail: within 30 days

Specifications

API 7-1 drill collar
1.drill collar are according to API Spec 7-1
2.Pipe size:31/2-11"
3.Length 10'--31'
4.AISI 4145 H / 41

 
API 7-1 drill collar
Product description:
1.AISI4145H or 4145HM high quality alloy steel is put to use for the material of drill collar. 
2.We adopt advanced technic for full length heat treatment. Chemical composition and microelement are well controlled.
3.The products are characterized by high traceability and stabe mechanical properties.

 

Specification:

Connections

OD

mm

ID

mm

Length

mm

NC23-31

79.4

31.8

9150

 

NC26-35

88.9

38.1

9150

 

NC31-41

104.8

50.8

9150 or 9450

 

NC35-47

120.7

50.8

915 or 9450

 

NC38-50

127.0

57.2

9150 or 9450

 

NC44-60

152.4

57.2

9150 or 9450

 

NC44-60

152.4

71.4

9150 or 9450

 

NC44-62

158.8

57.2

9150 or 9450

 

NC46-62

158.8

71.4

9150 or 9450

 

NC46-65

165.1

57.2

9150 or 9450

 

NC46-65

165.1

71.4

9150 or 9450

 

NC46-67

171.4

57.2

9150 or 9450

 

NC50-67

171.4

71.4

9150 or 9450

 

NC50-70

177.8

57.2

9150 or 9450

 

NC50-70

177.8

71.4

9150 or 9450

 

NC50-72

184.2

71.4

9150 or 9450

 

NC56-77

196.8

71.4

9150 or 9450

 

NC56-80

203.2

71.4

9150 or 9450

 

6 5/8REG

209.6

71.4

9150 or 9450

 

NC61-90

228.6

71.4

9150 or 9450

 

7 5/8REG

241.3

76.2

9150 or 9450

 

NC70-97

247.6

76.2

9150 or 9450

 

NC70-100

254.0

76.2

9150 or 9450

 

8 5/8REG

279.4

76.2

9150 or 9450

Buyer Product Name Price Quantity Order Time(GMT+8)

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Verified Supplier | Goldenman Petroleum Equipment Co., Limited
[ Shandong, China (Mainland) ]
Business Type: Manufacturer, Trading Company
  • Comprehensive capabilities verified by Bureau Veritas
  • Onsite operations checked and legal status confirmed

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