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The polished rod clamps are used to connect the polished rod and pump unite. Material1. Chemical CompositionTo meet the requirements of this specification, polished rod manufactured from any AISI or equivalent specification recommended cast iron or carbon steel as follows.a) ASTM A536 ductile iron 6
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1. Introduction of polished rod clampsThe polished rod clamps are used to connect the polished rod and pump unite. 2. Material1. Chemical CompositionTo meet the requirements of this specification, polished rod manufactured from any AISI or equivalent specification recommended cast iron or carbon ste