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