Standard
API Spec 11 b and SY/T5029-2006
Main Specifications
5/8/3/4 (SM), 3/4/7/8 T (SM), 7/8/1 T (SM), 1/11/8 T (SM)
Product name
Sucker Rod Couplings, Sub couplings, and Polished Rod Connections
Couplings Covers Class
T, SM, K, KD, UHS(Ultra High Strength)
Advantage
High Performance