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STOP COLLARS
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Features:
1¡¢The stop collars are available in three types:Knock-On Type,Spiral
Nail Type and Set Screw Type.
2¡¢The stop collars can be installed on any position on casing to limit
the axial movement of centralizers and cement baskets.
Technical Parameters:
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Specifications
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13 3/8"
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10 3/4"
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9 5/8"
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8 1/8"
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7 5/8"
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7"
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5 1/2"
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5"
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4 1/2"
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|
I.D.,mm
|
338
|
272
|
245
|
206
|
193
|
177
|
139
|
126
|
114
|
|
O.D.,mm
|
350
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284
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257
|
218
|
285
|
189
|
151
|
138
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126
|
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Holding Force ,KN
|
40
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40
|
40
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30
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30
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30
|
30
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24
|
24
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