Type: Stabilizer
Machine Type: Drilling Equipment
Certification: API
Use:Well Drilling

    Company    Yantai yunsheng  Petroleum Machine Accessories Co.,Ltd

     Brief : Our company manufactures sucker rod couplings  including CLASS SM ,CLASS T  ,CLASS UHS ,Fullsize and slim hole .We own the advanced technology and the alloy coat abrasion-proof sucker rod coupling reaches the top level in the worle. Our company has obtained the ISO 9001 International Quality Management Certificate and API  SPEC 11 B Certificate.

     Principle:We continued to carry  on the spirit of being sincere ,diligent and innovative to offer high quality and excellent service to the customer.

                                  API  Sucker rod coupling

Two types of coupling are available which meet API Specifications: Regular API Class T Coupling and Spray Metal Coupling for anti corrosion. The Deflection-proof and Abrasion-proof Sucker Rod Coupling is my special product, which is processed with some special technology, coated a layer of abrasion-proof, wear-proof and lessening friction coat. It can not only protect itself but also the rod, preventing and slowing down the wear.

        class T sub sucker rod coupling

1)Type:SM sub coupling

2)New: Both-way Protection Globoidal Coupling Full size SM coupling with big chamfer

3)Material: High quality Carbon steel AISI 5I40

4)Coating:Spray Material Ni60A Alloy Coating

5)Basic Hardness: HRC 16-23

6)Surface Hardness: HRC 55-62

7)Hole rate: 2%

8)Min. Hardness of the layer: 595HV0.2

9)Standard: API Spec 11B

10)Coupling diameter: 5/8",3/4",7/8",1",1-1/8"

If  any  items you are intrested in and want to know more information , please  feel free to  connect  us  directly .