API Welded Straight Bow Spring Centralizers

• Type：Straight Bow
• Height：550
• Usage：for Casing
• Restoring Force：Confirm to API Standard
• Certificate：API
• Transport Package：Wooden Box

=== Base Info ===

• Model NO.：5 1,2"-20"
• Specification：7"
• Trademark：zs
• Origin：Puyang
• HS Code：8431
• Production Capacity：8000 PCS,Month

=== Description ===

Specification
In-Dia(mm)
Wall
Thickness
(mm)
Height(mm)
Total height(mm)
Largest Dia(mm)
Spring Number
5-1/2"*8-1/2"
142-148
3-5
55
650
225
5
7"*9-5/8"
181-186
3-5
55
650
255
6
7"*8-1/2"
181-186
3-5
55
650
235
6
8-5/8"*12-1/4"
223-228
3-5
55
650
330
8
9-5/8"*12-1/4"
250-255
3-5
55
650
330
8
10-3/4"*12-1/4"
274-276
3-5
55
650
330
9
13-3/8"*17-1/2"
342-347
3-5
55
650
450
11
18-5/8"*24
476
3-5
55
600
610
12
20"*26
510
3-5
55
600
660
12