Specifications

bow spring centralizer
1.Standard :API 10D
2.type:bow,positive

bow spring centralizer

1. Standard :API 10D
2. The bow springs made of alloy steel are heated treated. Special interlocking tabs hold the bows in end collars.
3. The unfolded centralizer can be stacked flatly for convenient transportation and storage.
4. When installed with internal turbolizers, the centralizer can improve displacement efficiency.

 

Type	Casing size	Open hole size	Max. OD mm
20”	20”	24” 26”	650 714
18 5/8	18 5/8	22” 24”	590 680
16”	16”	20” 22	550 613
14”	14”	18”	484
13 3/8”	13 3/8”	17 1/2”	470
12 3/4”	12 3/4”	17 1/2”	466
10 3/4”	10 3/4”	12 1/4”	370
9 5/8”	9 5/8”	12 1/4”	375
7 5/8”	7 5/8”	9 7/8”	273
7”	7”	8 1/2”	252
6 5/8”	6 5/8”	8 1/2”	245
5 1/2”	5 1/2”	8 1/2”	256
5”	5”	6 1/2”	190
4 1/2”	4 1/2”	6”	181