Two types of coupling are available which meet API Specifications: API Class T sucker rod coupling and SM sucker rod coupling
Sucker rod couplings are manufactured by yunsheng up to API Spec 11B standard, including class SM sucker rod coupling, class T sucker rod coupling, Sub sucker rod coupling, Full Size sucker rod coupling, Slim Hole sucker rod coupling, are availbale in size of 5/8, 3/4, 7/8, 1 and 1-1/8
With over 30,000pcs monthly capacity of sucker rod coupling.Manufactured with high quality Carbon steel AISI 5140.
API sucker rod coupling, class T
1)Type: full size class T coupling /slim hole class T coupling
2)Material: seamless alloy steel AISI 5140
3)Standard: API Spec 11B
4)Smoothness: 3.1×10-3
5) Hole rate: 2%
6)Basic Hardness: HRC 16-23
7)Coupling diameter5/8",3/4 ",7/8".11-1/8"
8)Main specification of 7/8" SHT sucker rod coupling
Weight : 0.52kg
O.D. :1-5/8"( 41.3mm)
Length : 4in( 101.6mm)
If you are intrested in any type sucker rod coupling,pls contact us freely for more information.
As we are the direct manufacturer, we'll offer you our most favorable price.
API 7/8" slim hole Sucker Rod Couplings,Class T
