Base Info
- Model NO.：sucker rod coupling
- Sucker Rod Coupling Standard：API Spec 11b
- Sucker Rod Coupling Material：AISI 5140, AISI 4140, AISI 4330
- Sucker Rod Coupling Grade：T, Sm, Uhs, K, Kd
- Sucker Rod Coupling Sizes：5,8", 3,4", 7,8", 1", 1-1,8"
- Sucker Rod Coupling Type：Full Size, Slim Hole, Sub Coupling, Cross Over
- Sucker Rod Coupling Length：4", 4.5", 5"
- Sucker Rod Coupling Thread：Tap Extruded Thread, 8rd,in, API Standard
- Sucker Rod Coupling Thread Threatement：Phosphating
- Sucker Rod Coupling Surface Threatment：Spray Metal, or Phosphating
- Basic Hardness of Steel：Hra 56~62
- Trademark：As per ciustomers′ demand
- Specification：API Spec 11B
- Origin：Shandong, China
- HS Code：73181900
Description