Api Sucker Rod Coupling Class T

Yantai Yunsheng Petroleum Machine Accessories Co,. Ltd. founded in 1997, now is one of professional manufacture producing API Sucker Rod Coupling Class T, including Class T & SM, Class UHS, Full size and Slim hole. We own the advanced technology and alloy coat abrasion-proof sucker rod joint reaches the top level in the world.
API 3/4''Class T Slim Hole Sucker Rod Coupling
1) Material: AISI 5140
2) Standard: API Spec 11B
3) Specification:
O.D.: 1-1/2a (38.10mm)
I.D.: 1-1/16a (26.99mm)
Length: 4a (101.6mm)
Weight: 0.47kg
4) Other Size: 3/4''; 7/8'';1''; 1-1/8''
5) Features: The Class T sucker rod couplings are manufactured with a through hardness of between 16 and 23 Rc. This results in high tensile and fatigue strength for the sucker rod couplings. The outside diameter of the sucker rod couplings is smooth to minimize stress concentrations, and an accurate chamfer allows for controlled contact stress.