Six-party Drill Pipe

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Industry Category: Mechanical-Parts-Fabrication-Services/Used-General-Mechanical-Components
Product Category:
Brand: MTWK
Spec: Min Order Quantity as your request / piece Port Tianjin;Shanghai Delivery Lead Time 20 DAYS

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The six-party drill pipe is made from AISI4145HMOD alloy steel.  According to API Spec.7 -1. IT is formed by hot forged and fully heat-treated by intermediate frequency induction heat treatment or 20m horizontal optical resistance furnace to threads are phosphated, copperrized or cold worked.

 

Standard size of hexagonal kelly;Each can reach a total length of 27 meters.

Kelly size

Length drive section

Length overall

Length drive section

 

LD

Standard

LD

Optional

L

standard

L

optional

DFL

Across flate

DC

Across cornere

DCC

Across cornere

Rc

Radlue

Rcc

Radlue

Wall thickness eccentric bore

 

 

76.2

3

11280

 

12190

 

76.2

85.7

85.73

6.4

42.9

12.1

 

88.9

3 1/2

11280

 

12190

 

88.9

100.8

100.0

6.4

50.0

13.3

 

108.0

4 1/4

11280

15540

12190

16460

108.0

122.2

121.4

9.9

60.7

15.9

 

133.4

5 1/4

11280

15540

12190

16460

133.4

151.6

149.86

9.9

75.0

15.9

 

133.4

5 1/4

11280

15540

12190

16460

133.4

175.4

171.45

15.9

85.7

15.88

 

152.4

6

11280

15540

12190

16460

152.4

173.0

173.02

9.5

86.5

15.9

 

152.4

6

11280

15540

12190

16460

152.4

173.0

173.02

9.5

86.5

15.9

 

 

 

 

 

Upper box connection

Thread size and style LF

O.D.

Bevel diameter

Standard

optional

DU

standard

DU

optional

LU

DF

Standard

DF

optional

6 5/8 REG

4 1/2 REG

196.9

146.1

406.4

186.1

134.5

6 5/8 REG

4 1/2 REG

196.9

146.1

406.4

186.1

134.5

6 5/8 REG

4 1/2 REG

196.9

146.1

406.4

186.1

134.5

6 5/8 REG

 

196.9

 

406.4

186.1

 

6 5/8 REG

 

196.9

 

406.4

186.1

 

6 5/8 REG

 

196.9

 

406.4

186.1

 

6 5/8 REG

 

196.9

 

406.4

186.1

 

 

 

Lower pin connection

I.D.

 

 

Label

O.D.

LL

DF

Bevel diameter

 

 

NC26

85.7

508

82.9

31.8

 

NC31

104.8

508

100.4

44.5

 

NC38

120.7

508

116.3

57.2

 

NC46

158.8

508

145.3

71.4

 

NC50

161.9

508

154.0

71.4

 

5 1/2 FH

177.8

508

170.7

82.6

 

NC56

177.8

508

171.7

82.6

 

Industry Category Mechanical-Parts-Fabrication-Services/Used-General-Mechanical-Components
Product Category
Brand: MTWK
Spec: Min Order Quantity as your request / piece Port Tianjin;Shanghai Delivery Lead Time 20 DAYS
Stock:
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