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API Certificated Clamps Drilling Rig Spare Parts for Polished Rod

API Certificated Clamps Drilling Rig Spare Parts for Polished Rod
cast iron or carbon steel as follows. a) ASTM A536 ductile iron 65-45-12, or equivalent international series number. b) Carbon Steel; aisi1015 to 1045 or AISI 1515 to 1545, or equivalent ...

API Valve Seat and Valve Ball for Oilfield Sucker Rod Pumps

API Valve Seat and Valve Ball for Oilfield Sucker Rod Pumps
Tungsten carbide valve ball and seat API Standard Cobalt Alloy Valve Seats and Valve Balls• 1. Valve balls and valve seats are widely used in oil fields.• 2. Valve Ball and Seat performance directly ...
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