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DU type drill pipe slips

DU series turnplate slips are composed of DU type, DUL type and SDU type. The slips have a wide fastening range and light weight. Among them, SDU type slips have large back cone contact surface and high strength. The products are designed and manufactured according to API SPEC 7K requirements.

Classification:

Product Details

DU series turnplate slips are composed of DU type, DUL type and SDU type. The slips have a wide fastening range and light weight. Among them, SDU type slips have large back cone contact surface and high strength. The products are designed and manufactured according to API SPEC 7K requirements.

Model

Sizes of slips

41/2

DU

Diameter of drill pipe

in

23/8

27/8

31/2

4

41/2

mm

60.3

73.0

88.9

101.6

114.3

DUL

Diameter of drill pipe

in

23/8

27/8

31/2

4

41/2

mm

60.3

73.0

88.9

101.6

114.3

SDU

Diameter of drill pipe

in

mm

Model

Sizes of slips

51/2

DU

Diameter of drill pipe

in

31/2

4

41/2

5

51/2

mm

88.9

101.6

114.3

127

139.7

DUL

Diameter of drill pipe

in

3.1/2

4

4.1/2

5

5.1/2

mm

88.9

101.6

114.3

127

139.7

SDU

Diameter of drill pipe

in

31/2

4

41/2

5

51/2

mm

88.9

101.6

114.3

127

139.7

Model

Sizes of slips

7

DU

Diameter of drill pipe

in

41/2

5

51/2

57/8

65/8

mm

114.3

127

139.7

149.2

168.3

SDU

Diameter of drill pipe

in

41/2

5

51/2

57/8

65/8

mm

114.3

127

139.7

149.2

168.3

Model

Sizes of slips

7

DU

Diameter of drill pipe

in

7

-

-

-

-

mm

177.8

-

-

-

-

SDU

Diameter of drill pipe

in

7

-

-

-

-

mm

177.8

 

 

 

 

Key words: DU type drill pipe slips

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