API Spec 11B 5/8"(15.88), 3/4"(19.05), 7/8"(22.23),and 1"(25.40) sucker rod grade C,D,H,K,KD. Both 25ft and 30ft Length
The sucker rod is a steel rod that used to make up the mechanical assembly between the surface and downhole components of a rod pumping system.It is including main grade C and D.Grade H sucker rod made of high quality structural steel is the super strength and developed to suit for deep well, larger pumps and other heavy load.All sucker rods that our company provided standard with API specification 11B,quality class.