Downhole Stop Collars with Screws for Casing Centralizer

• After-sales Service: Provide
• Warranty: One Year
• Certification: ISO 9001:2000, API 7-1
• Power Source: /
• Operation Pressure: Downhole Pressure
• Applicable Medium: Mud, Crude Oil
• Model NO.: API stop collar
• Structure: API Downhole Rotating Casing Spear
• Material: Steel
• Product Name: Downhole Stop Collars with Screws
• Application: to Limit Sliding of Casing Centralizer
• MOQ: 100ea
• Transport Package: Iron Pallet
• Specification: API standard sizes
• Trademark: lake
• Origin: Shandong Dongying
• HS Code: 84314310
• Production Capacity: 50000000pieces/Year

Product Description

Downhole Stop Collars with Screws to Limit The Sliding of Casing Centralizer or Cement Umbrella

Product Description

 

Stop Collar is also called limit ring, stop ring, brake ring and so on. Used to limit the sliding of the centralizer or cement umbrella on the inner casing. There are slip-on stop collar, hinged spiral nail stop collar, hinged bolted stop collar and hinged set screw stop collar and so on.

Stop Collar

• Lake Petro offers both hinged and slip-on style of stop collars in all sizes.
• The force of hinged stop collar can hold up to 15,000 lb.
• The force of slip-on set-screw stop collar can hold up to 20,000 lb.
• We can supply stop collar in all sizes.

Technical Parameters

Type:	slip-on, hinged spiral nail, hinged bolted, hinged set screw
Casing size O.D.:	4-1/2 ~ 20 in (114~ 508 mm)
Stop collar size O.D.:	131 ~ 540 mm
Stop collar height:	50 ~ 210 mm

 

Photo View

Our Services

With years experience serving clients from more than twenty countries, to provide you best service and competitive price.

Packaging & Shipping

Standard export packing or according to client's requirements.

Shipping according to client's requirements.

 

Quality Control

Company Information

Lake Petro company is a professional supplier of various oilfield equipment, including oil drilling and service equipment,oil production equipment,OCTG ,wellhead & downhole tools and spare parts with API certification. Following the principle of "quality first, science and technology innovated, people oriented", every Lake Petro person is sparing no effort to provide the customers with best products and services. Through efforts of Lake Petro staff, our products have already been exported to USA, South America, Africa, Middle East, Russia and some other countries (regions). With super quality, reasonable price and professional service, Lake Petro company has become VIP (assigned) supplier and built strategic partnership with some coutries' national petroleum companies.

 

 

FAQ

How to order?

Please send us your inquiry with detail item description or with Model number.

If there is no packing demand we take it as our regular exported standard packing.

We will offer you an order form for filling. We will recommend you the most suitable model according to information you offered.

You send us your detail requirement, we provide quotation to you.

Can I expect a quality products?

All the production and processing are strictly according to ISO 9001:2008 and API standard. At the same time, mature production technology ensuring the quality satisfy international request. We also welcome the third party inspection, such as BV, SGS and TUV.

 

The information you may like to know before Payment:

 

1. Methods of Payment:

T/T (Telegraphic Transfer) or L/C at sight

 

2. Shipping way

Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air

Bulk order: we suggest by air or by sea.

 

3. Quality Control

We have our own experienced QC.

There will be strict inspection and testing for every order before shipping out.