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Commodity: Elbow Pressure Class & WT: SCH100/ SCH 120/ SCH140/ SCH 160/ XXS Max. W...
length:3-9m (Customers usually choose the 4~5.8m) material:ST45, ST52, E355, E355SR,...
Q345E steel plate Specification: Thickness: 1mm to 500mm; Width: 1500mm to 4500mm: ...
oil pump rod joint collar Wearable sucker rod coupling standard API SPEC 11 B steel...
API oil well drilling drill rod/pony rod/used sucker rod Product Name Reverse Circul...
Well Drill Used Oil Drilling Steel Sucker Rod API 11B drill rod Product Name Well Dr...