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TP HIGH PRESSURE PUMP
MUD_PUMP
MUD_PUMP_PART
DOWNHOLE MOTOR
HANDLING TOOLS
CEMENTING TOOLS
 
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Keyword:
CENTRALIZERS, STOP COLLAR & SCRATCHERSSTOP COLLARS   
 
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STOP COLLARS

STOP COLLARS

Features:

1The stop collars are available in three types: Knock-On Type, Spiral Nail Type and Set Screw Type.

2The stop collars can be installed on any position on casing to limit the axial movement of centralizers and cement baskets.

 

 

TECHNICAL PARAMETERS

Specifications

13 3/8"

10 3/4"

9 5/8"

8 1/8"

7 5/8"

7"

5 1/2"

5"

4 1/2"

I.D.,mm

338

272

245

206

193

177

139

126

114

O.D.,mm

350

284

257

218

285

189

151

138

126

Holding Force ,KN

40

40

40

30

30

30

30

24

24

 

 

SCRATCHER

 

SCRATCHER

Features:

The scratcher can be used to wipe the mud cake inside the upper casing and open hole and improve cementing.

 

 

TECHNICAL PARAMETERS

Casing Size

7"

5 1/2"

Open hole Size ,mm

215.9-222.2

184-215.9

Max O.D. ,mm

279

254

 

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Address:No. 8 Tengfei Road, Tengfei Industry Zone, Duanpolan Town
Qingdao Jimo City, Shandong Province, China 266225
Tel: 86-532-83561799 Fax: 86-532-83561899