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Product type:Down-hole Tools--Cementing Tools
 
Name:Bow Spring Centralizer
Item:ydaer_1
Description:
Bow Spring Centralizer
The Non-Welded Bow Spring Centralizers are made under the state of art Engineering Techniques and rugged quality system. They are developed to exceed API 10D specification to be used under most demanding condition. These Centralizers are designed for High Restoring Force and Low Starting Force for centralizing the casing pipe in a Vertical, Horizontal and Deviated well.
Features:
Ø         They are available in 4 1/2-20 sizes.
Ø         Premium quality Bows are made of special alloy steel and hot formed in totally controlled heat treatment plant to achieve the uniform hardness all over and good spring action.
Ø         End Collars are designed with self-locking action, which are easy to assemble, time saver and are having strong grip.
Ø         The five standard size Bows can configure to any hole dia.
Ø         These Bows with extended profile prevent them from hitting against casing collars.
Ø         These Centralizers undergo a special iron phosphate coating
Ø         process to prevent them from rust.
Ø         These can be shipped in half assembled condition for economical in shipping and storage cost.
Specification
Casing Size/in
Preffered Hole Size/in
Max.O.D./in
Bow Type
No. of Bows
4 1/2
6&6 1/8&6 1/4
6.617
SS0
4
6 1/2&6 3/4
7
SS1
8 1/2&8 3/4
9.293
SS3
9 7/8&10 5/8
10.789
SS4
5
6 1/4&6 1/2
7.117
SS0
4
6 3/4
7.509
SS1
8 1/2&8 3/4
9.793
SS3
10 5/8&11
11.289
SS4
5 1/2
6 1/2&6 5/8&6 3/4
7.617
SS0
4
7 1/8
8.561
SS2
8 3/8&8 1/2&8 3/4&9 7/8
10.293
SS3
10 5/8&11
11.789
SS4
6 5/8
7 7/8
8.742
SS0
6
8 1/2&8 5/8
9.134
SS1
8 3/4
9.686
SS2
10 5/8&11
11.418
SS3
12 1/4
12.914
SS4
7
8 3/8
9.117
SS0
6
8 1/2&8 5/8
9.509
SS1
8 3/4
10.061
SS2
10 5/8&11
11.793
SS3
12 1/4
13.289
SS4
7 5/8
9 1/2
10.134
SS1
6
9 7/8
10.686
SS2
12 1/4
12.418
SS3
13 1/2
13.914
SS4
8 5/8
9 3/4&9 7/8
10.742
SS0
6
10 5/8&101/2
11.134
SS1
12 1/4
13.418
SS3
13 1/2
14.914
SS4
9 5/8
11
12.134
SS1
6
11 3/8
12.686
SS2
11 3/4&12 1/4&12 1/2&12 5/8
14.418
SS3
14 3/4&15 1/2
15.914
SS4
10 3/4
12 1/4
13.259
SS1
8
12 5/8
13.811
SS2
13 1/2
15.543
SS3
14 3/4&15 1/2
17.039
SS4
11 3/4
13 1/2
14.811
SS2
8
14 3/4&15 1/2
16.543
SS3
17 1/2
18.039
SS4
13 3/8
14 3/4
15.947
SS1
8
15 1/2
16.499
SS2
16
18.231
SS3
17 1/2
19.727
SS4
16
17 1/2
18.18
SS0
8
18 1/2&18 7/8
20.856
SS3
20&22
22.352
SS4
18 5/8
22
23.543
SS3
10
24
25.039
SS4
20
22
23.186
SS2
10
24&26
26.414
SS4

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