Min. Order Reference FOB Price
5 Pieces US$5.00-20.00 / Piece
Product Description
petroleum machinery parts/pony rod piston rod Specifications 1.material : 35CrMo 2.heat treatment 3.wear resistance 4.API certified, good quality API certified mud pump parts piston rod There material of piston rod is 45# steel or 35GrMo. It's used with piston together. And the size of ...