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- 2017-01-14 16:47
- API sucker rod couplingsAPI 5/8” Class T Full Size Sucker Rod Coupling 1)Material: AISI 5140 2)Standard: API Spec 11B3)
- Oil Well Equipment, API Sucker Rod Couplings
- 2016-11-10 15:02
- Sucker rodcouplings are a key component in the successfulperformance of a sucker rod string. By minimizing the wear andc
- API 3/4"*7/8" sub couplings
- 2016-10-26 03:08
- API 3/4 x 7/8 Class SM Full Size Sub Sucker Rod Coupling1)Material:AISI 51402)Standard: API Spec 11B3)Specification:O.D.