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Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
Home ProductsDrill Spare Parts

Forging OD 444mm Welded Spring Bow Centralizer

China Xi'an TianRui Petroleum Machinery Equipment Co., Ltd. certification
China Xi'an TianRui Petroleum Machinery Equipment Co., Ltd. certification
Professional solids control manufacturer. Their Product replacement shaker screens have long service time and good treatment. They help us a lot!

—— Mr. Samir

I purchased 10 pcs TRSB8*6-12J centrifugal pump from TR Solids Control. They are good-looking and really have good quality and considerate after sales service!

—— Mr. Warren

We ordered a set of mud system for our oilfield drilling field, TR product showed good performance in the site. We like that very much!

—— Diego Olbrich

TR shaker screens have top quality and good price. We have been purchasing them from TR for more than 4 years.

—— Nghiem Thic Hai

Good company with nice service and high quality and high reputation. One of our reliable supplier , goods are delivered in time and nice package.

—— Hossein Jafari

Thanks for your good after-sale service. Excellent training and technology support helps me a lot.

—— Ms. Crina

We start use TRZS703 Shale Shaker since 2012, now we have 8 sets working in our customer's oilfield site, perfect machine with reasonable price.

—— S. A. Kazi

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Forging OD 444mm Welded Spring Bow Centralizer

Forging OD 444mm Welded Spring Bow Centralizer
Forging OD 444mm Welded Spring Bow Centralizer Forging OD 444mm Welded Spring Bow Centralizer Forging OD 444mm Welded Spring Bow Centralizer

Large Image :  Forging OD 444mm Welded Spring Bow Centralizer

Product Details:
Place of Origin: Xi'an China
Brand Name: TR Solids Control
Certification: API & ISO Certificate
Model Number: TRFZQ-1/TRFZQ-2
Payment & Shipping Terms:
Minimum Order Quantity: 1 pc
Price: Negotiable
Packaging Details: Pallet or wooden case
Delivery Time: Within 10 days after deposit
Payment Terms: L/C, D/A, D/P, T/T, Western Union
Supply Ability: 1000000 Pcs Per Month
Detailed Product Description
Size: 4 1/2 ''- 20" Material: Carbon Steel
Certification: API 10D ID: 345mm
Processing Type: Forging OD: 444mm
Application: Well Drilling, Well Drilling Type: Cementing Accessories
High Light:

oilfield spare parts


drill accessories kit

Casing Centralizer for Oil Pipe / Welded Spring Bow Centralizer


Main Introduction


Centralizer cementing tools, it makes simple, and beautiful structure, durable, strong centering force, prone to overcome the original welded lifter desoldering , is a kind of centralizer can ensure quality of drilling cementing. The sort is various, according to the structure can be divided into the roller type, the sliding block type, automatic reversing type, etc. Different structure and material of centralizer, applies to different types of eccentric wear oil well. On the part of eccentric wear prevention, the most critical is installation location, spacing, and number.


Bow spring centralizers are to help center the casing in the wellbore, allowing even distribution of the cement around the casing during cementing operations.


Main Characterstics of Our Casing Centralizer

  1. The bow elastic casing centralizer is composed of a hoop, a bow spring plate and a pin.
  2. The centralizer of each specification is composed of the corresponding bow spring plate.The material of the bow spring sheet is 65Mn, after the forming heat treatment, all meet the standard requirements.
  3. Stamping system structure, the whole centralizer has no welding, no rivets, strong structure, high strength, small deformation, reliable locking and other advantages.

Technical Specifications of TR Casing Centralizer




Hooping In-Dia. (mm) Hooping thickness(mm

Total length




Amount of spring(mm)
5-1/2" x 8-1/2" 142-148 3-5 650±50 225±5 5
7" x 9-5/8" 181-186 3-5 650±50 255±5 6
7" x 8-1/2" 181-186 3-5 650±50 235±5 6
8-5/8 x 12-1/4" 223-228 3-5 650±50 330±5 8
9-5/8 x 12-1/4" 250-255 3-5 650±50 330±5 8
10-3/4 x 12-1/4" 274-276 3-5 650±50 330±5 9
13-3/8"x17-1/2" 342-347 3-5 650±50 450±5 11
18-5/8"x24" 475-477 3-5 600±50 610±5 12
20"x26" 509-511 3-5 600±50 660±5 12


Forging OD 444mm Welded Spring Bow Centralizer 0


Warranty period: 18 months from the day that the unit leaves factory or 12 months from the date that the unit is put into use (choose the earliest one which comes to an end as the calculation standard).


Our promise: Any equipment sold by TR Solids Control at any place in the world, we will provide after-sale service promptly and efficiently. Any equipment component damaged by manufacturing defect or quality problem during the warranty period, we will bear the direct cost of the damaged parts.


Competitive Advantages

1. We offer high quality products at competitive price.
2. Shortest delivery time.
3. Flexible payment terms.
4. Timely after-sale service.
5. Most of our equipment can be replaceable with international brands.
6. Our products have been exported to Argentina, Egypt, US, Australia, Romania, Pakistan, Dubai, Abu Dhabi, Iran, India, Indonesia, Vietnam, Malaysia and many other countries.

Company Tenet

Customer's satisfaction is the highest pursuit of TR Solids Control.


Contact Details
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.

Contact Person: Ms. Sunny Lee

Tel: +86 13186019379

Fax: 86-29-8633-2919

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