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 You are here  >> All Pictures >> Wellhead Equipment >> Manual slip
Manual slip

Rotary Slips are conventional tool for handling tubing, drill pipes and casing drilling operation, and are necessary tool for coupling and uncoupling operation. Drill Pipe Slips or Rotary Slips can accommdate drill pipe from 2 3/8in-5 1/2in(60.3mm-139.7mm)O.D..They are classified as type short(SDS),Medium (SMDL) and Extra Long(SDXL) according to gripping length.SDML slips are the perfect choice for all medium depth drilling.SDXL slips are designed for deep drilling.Executive standard:API Spec 7K.
Chart for specifications of rotary slips :

Specification

O.D. of pipes

Recommended inserts

Weight(kg)

in

mm

Code

Quantity

SDS-S

2⅜

2⅜

60.3

2160

18

38

2⅞

2⅞

73

2161

18

37

88.9

2162

18

36

SDS

2⅜

2⅜

60.3

2160

24

71

2⅞

2⅞

73

2161

24

68

88.9

2162

24

66

88.9

2163

36

83

4

4

101.6

2164

36

80

114.3

2165

36

76

SDML

2⅜

2⅜

60.3

2160

30

98

2⅞

2⅞

73

2161

30

95

88.9

2162

30

92

88.9

2163

45

105

4

4

101.6

2164

45

101

114.3

2165

45

96

5

4

4

101.6

2168

45

103.5

114.3

2166

45

100

5

5

127

2167

45

95

114.3

2168

45

101

5

5

127

2169

45

97

139.7

2170

45

92

SDXL

88.9

2163

54

118

4

4

101.6

2164

54

114

114.3

2165

54

108

5

4

4

101.6

2168

54

116

114.3

2166

54

112

5

5

127

2167

54

106

114.3

2168

54

116

5

5

127

2169

54

111

139.7

2170

54

105

 

Multi-segment type CMS-XL casing slips are designed and manufactured as per API Spec 7K and National Standard SY5049-91 of Slips for Well Drilling., and can handle different size of pipes by varying the circular button size and adding or removing body segments.
Upper Bowl Size of the Casing Bushing:6 5/8in (168.3mm ) -30in (762 mm ).
Rated load(250t:2250kN ).With the bushing opening size: 14 3/8in-36in.
Chart for specifications of Casing slips :

Tubular OD

Insert Code-Qty

Total number
of slip

Weight

Upper Bowl Size of the
Casing Bushing (in)

Max Load
tons(kN)

in

mm

lb

kg

6⅝

168.3

2628-144

12

196

89

14⅜

250(2250)

7

177.8

2619-144

184

83.5

7⅝

193.7

2630-144

166

75

8⅝

219.1

2630-156

13

181

82

9⅝*

244.5

2630-168

14

192

87

16¼

10¾*

273.1

2630-180

15

209

95

11¾*

298.5

2627-204

17

260

118

19

13⅜*

339.7

2630-216

18

258

117

16*

406.4

2631-252

21

308

140

21¾

18⅝*

473.1

2626-300

25

367

166.5

26

20*

508

2631-312

26

383

174

26

24*

609.6

2631-360

30

443

201

30

26*

660.4

2631-396

33

486

221

32

30*

762

2631-444

37

546

247.5

36

Note: * This size if furnished with 4 handles

 

Type WA safety clamps or Type WA safety Slips are designed to prevent the pipes from dropping down hole while making-up or breaking-out the pipe in drilling operation, and can handle different size of pipes by replacing links number.
Upper Bowl Size of the Casing Bushing:2 3/8in (60.3mm ) -13 3/8in (339.7 mm ).Rated load (25t:/225kN ).
Chart for specifications of The  type WA Safety Slips or type WA Safety Clamps:

Specification

pipe O.D.

wgt

Die carriers

remark

mm

in

kgs

WA 2⅜

60.3

2⅜

20

6

thickened inserts, one link is not inserted

WA 2⅞~3½

73~88.9

2⅞~3½

23

7

thickened inserts

WA 3¾~4⅝

95.3~117.5

3¾~4⅝

22

7

plain inserts

WA 4½~5⅝

114.3~142,9

4½~5⅝

24

8

WA 5½~6⅝

139.7~168.3

5½~6⅝

26

9

WA 6½~7⅝

165.1~193.7

6½~7⅝

28

10

WA 7½~8⅝

190.5~219.1

7½~8⅝

30

11

WA 8½~9⅝

215.9~244.5

8½~9⅝

32

12

WA 9½~10⅝

241.3~269.9

9½~10⅝

34

13

WA 13⅜

339.7

13⅜

42

16

 

The type DCS drill collar slips are designed and manufactured as per API Spec 7K and National Standard SY5049-91 of Slips for Well Drilling. It is manufactured in a structure of multi-segment pieces with firm structure, light weight, and large holding range, which is available for the changing of the outer diameter of the drill collar due to wear.
Chart for specifications of type DCS Drill Collar Slips:

Type

Tubular OD

Insert Code-Qty

Total number of slip

Weight

Insert Bowl number

in

mm

kg

lb

DCS-S

3-4

76.2-101.6

2628-49

7

51

112

API or No.3

4-4⅞

101.6-123.8

2620-49

7

47

103

DCS-R

4½-6

114.3-152.4

2628-63

9

54

120

5½-7

139.7-177.8

2620-63

9

51

112

DCS-L

6¾-8¼

171.4-209.6

2630-88

11

70

154

8-9½

203.2-241.3

2630-96

12

78

173

8½-10

215.9-254

2627-104

13

84

185

No.2

9¼-11¼*

235-285.7

2630-112

14

90

198

11-12¾*

279.4-323.9

2625-128

16

90.5

200

No.1

12-14*

304.8-355.6

2630-136

17

94

207

Note:① *Slips of such size are equipped with four handles,
        ②When the drill collar is worn and the outer diameter of the drill collar is smaller than the minimum holding range of slips, please use the smaller size of drill collar slips.

 

Type Flack Rotary Slip are conventional tool for handling tubing, drill pipes and casing drilling operation, and are necessary tool for coupling and uncoupling operation. Type Flack Rotary Slip can accommdate drill pipe from 3 1/2in-7in(88.9mm-177.8mm)O.D..
Executive standard:API Spec 7K.
Chart for specifications of Type Flack Rotary Slips :


Type

W3½-5/100

W5-7/100

Drill Pipe OD.

in

4

5

5

5-9/16

6⅛

6⅝

7

mm

88.9

101.6

114.3

127

127

139.7

141.3

146.1

155.6

158.8

168.3

177.8

Max.Load(kN)

1000

1000


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