Drill Collar
+
  • Wuxi Jiangsu Hongtu Metal Technology Co., Ltd.
  • Wuxi Jiangsu Hongtu Metal Technology Co., Ltd.
  • Wuxi Jiangsu Hongtu Metal Technology Co., Ltd.
  • Wuxi Jiangsu Hongtu Metal Technology Co., Ltd.

Drill Collar

Classification :

oil country tubular goods

Product: Drill Collar Standard:API SPEC 7-1 Steel grade:AISI 4145H Sizes:3 1/8" -- 11" Connected Type:NC, IF, REG

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+8618961618990

E-mail

[email protected]

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Keywords:

oil country tubular goods Drill Collar

MOQ:

1 ton

Customization:

Customized logo, Customized packaging, Graphic customization

API SPEC 7-1 drill collar is made with rolling or forging AISI4145H chromium molybdenum alloy steel. Therefore, it needs to control chemical composition and the content of trace elements effectively.

Specification

Standard

Number

OD
(in.)

ID
(in.)

Length
(ft)

Weight
(lb/ft)

Typical Bending
Strength Ratio

SY5144-2007/API7-1

NC 23-31

3-1/8

1-1/4

30

22

2.57:1

NC 26-35 (2-3/8 IF)

3-1/2

1-1/2

30

27

2.42:1

NC 31-41 (2-7/8 IF)

4-1/8

2

30 or 31

34

2.43:1

NC 35-47

4-3 /4

2

30 or 31

47

2.58:1

NC 38-50 (3-1/2 IF)

5

2-1/4

30 or 31

54

2.38:1

NC 44-60

6

2-1/4

30 or 31

83

 

 

Warehouse Storage

The predecessor of Jiangsu Hongtu Metal Technology Co., Ltd. . founded in 2012, it belongs to Industry Bureau of Jiangsu . Aims to promote the development of Stainless / Carbon steel industry of Jiangsu . Now the main business scope of our company covers various kinds of Stainless steel and carbon steel materials , such as hot rolled / cold rolled stainless steel coils / sheet , Seamless / welded stainless steel pipe ( tube ).

 

Jiangsu Hongtu Metal Technology Co., Ltd.

 

Packing and shipping

As the leading provider of steel materials in Jiangsu , we have our own factories as follows : A seamless stainless steel pipe factory located in Wuxi . A welded stainless steel tube factory located in Wuxi . A stainless steel coil processing workshop in for Slitting , winding & unwinding of steel coils . A cold rolling seamless steel pipes in Wuxi for cold rolled seamless steel pipes . We provide the products consultation , purchase plan suggestion , logistic service ( including the shipment service , custom works , etc ).

 

Jiangsu Hongtu Metal Technology Co., Ltd.

 

Application field

We will provide you with the shortest lead time on the basis of quality and quantity;    "Integrity" is the only principle of the company, and "win-win" is the direction pursued.     We will always serve you enthusiastically and look forward to long-term cooperation with you.

 

Jiangsu Hongtu Metal Technology Co., Ltd.

Customer group photo

Jiangsu Hongtu Metal Technology Co., Ltd.

Production process

Jiangsu Hongtu Metal Technology Co., Ltd.

Qualification certificate

- RELATED PRODUCTS -

Drill Pipe

Application: Used for Mine, water well drilling, well drilling, coal and fore poling Size:OD: 60.32mm-168.28mm,WT: 6.45-12.7mm,LENGTH: R1, R2, R3 Pipe Standard:API 5DP E75, X95, G105, S135 Upset Style:IU, EU, IEU Connection:NC26 - NC50, 5 1/2FH, 6 5/8FH Internal coating:TK34,TC2000, Arnco 100XT, 200XT, 300XT

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CONTACT US

Email : [email protected]

TEL : +8618961618990

Whatsapp ：+8618961618990

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