Gold Member Since 2010
Audited Supplier
Puyang Zhongshi Group Co., Ltd.

Casing Centralizer, Non-Weld Casing Centralizer, Slip on Standard Bow Spring Integral Centralizer manufacturer / supplier in China, offering API Hinged Bow Spring Casing Centralizer, Slip on Single Piece Bow Spring Casing Centralizer, Spiral Blades Configurations Thermoplastic Centralizer and so on.

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Supplier Homepage Product Oil & Gas Extraction Equipment API Hinged Bow Spring Casing Centralizer

API Hinged Bow Spring Casing Centralizer

FOB Price: US $30-99 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $30-99/ Piece
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Port: Qingdao, China
Production Capacity: 5000 Piece/Month
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: API 10D
  • Material: Carbon Steel
  • Delivery: Promptly
  • Trademark: zhongshi
  • Specification: API 10D
  • HS Code: 0
  • Product Name: Hinged Welded Casing Centralizer
  • Sample: Provide
  • Payment: T/T or L/C
  • Transport Package: Wooden Case
  • Origin: China
Product Description
Features of hinged welded bow spring casing centralizer
1, Welded Centralizer has more Restoring Force than Non Welded Centralizer.
2, Integral hinge folded on the inside stay intact even under extreme stress.
3, The End Collars are designed with a Reinforcing Rib stamped into the End Collar to give maximum structural toughness.
4, shipped in half assembled condition for economy in shipping and storage cost.
5, with special Iron Phosphate coating process to prevent from Rust
6, coated with special Polyester Powder.

 specification of hinged welded bow spring pipe casing centralizer 
Non welded centralizer specification(mm)
SpecificationBow typeHoop ring internal diameter(d)Hoop ring wall thickness(t)Hoop ring height(h)Total length(l)Max. O. D. SizeBow spring(n)
5-1/2"*8-1/2"Double bow142-1483-590-120650±50225±55
7"*9-5/8"Double bow181-1863-590-120650±50255±56
7"*8-1/2"Single bow181-1863-590-120650±50235±56
8-5/8"*12-1/4"Single bow223-2283-590-120650±50330±58
9-5/8"*12-1/4"Single bow250-2553-590-120650±50330±58
10-3/4"*12-1/4"Single bow274-2763-590-120650±50330±59
13-3/8"*17-1/2"Single bow342-3473-590-120650±50450±511
18-5/8"*24"Single bow476±13-590-120600±50610±512
20"*26"Single bow510±13-590-120600±50660±512
Welded centralizer specification(mm)
5-1/2"*8-1/2"Single bow142-1485-750-60650±50225±55
5-1/2"*8-1/2"Double bow142-1485-750-60650±50225±55
5-1/2"*8-1/2"Cyclone single bow142-1485-750-60650±50225±56
6"*8-1/2"Double bow154-1185-750-60650±50225±55
13-3/8"*17-1/2"Single bow342-349850-60580450±56
20"*26"Single bow510-518850-60650±50670±510 

Our Services
Our products and services are closely related to oil drilling and oil well cementation. Our products include integral casing centralizer, welded casing centralizer, bow spring centralizer, float shoe, float collar, Suck Rod Pump, api pumping unit, Thread Protector, Thread Gauge, Api Valve Ball and Valve Seat, coupling and pump plungers.

Packing and Shipping
Wooden case, standard export packaging, firm enough for long distance sea-shipped, air transportation and even railway transportation.

Company information
The predecessor of Henan Puyang Zhongshi Group Co.,Ltd. was the 5th Machine Repairing Factory of Puyang Zhongyuan Oil field, Sinopec Corp. In 1997, after being restructured according to the modern corporate system, the factory was named Puyang Zhongshi Group Co.,Ltd.

With registered capital of 60,840,000 yuan, Puyang Zhongshi Group is composed of 9 subsidiaries, including 8 manufacturers and 1 trade company. Zhongshi Group covers an area of 200,000 sq.m, including workshop area of 50,000 sq.m. Various kinds of production equipment values 38,600,000 yuan. It has a strong mechanical processing capability.

Our leading products are pumping unit , wellhead (X-mas tree), tubing pump & sucker rod pump, cementing accessories, down-hole tools,casing centralizer, drilling solid control series,float collar, pressure vessel ,camping house, air cannon, belt feeder ,float shoe and so on. They are mainly supplied to Central Asia, Southeast Asia, Africa and Middle East and many other countries.
Zhongshi Group has been the Tier One internet service provider of Sinopec. We passed ISO9001 quality management system certification and got approved to use API monograms on its oil machineries. So far, we have attained API 5CT, API 10D, API 11AX, API 11E and more are applying for.

With strong technical backup, reliable product quality, advanced marketing regime and good service system, this company wins popularity and recognition of vast consumers home and abroad.

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