Mud Pump 45 Steel 35GrMo Liner Piston Rod API7K Standard
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Drilling Rig Mud Pump/ Mud pump liner piston rod API7K Standard 1.There material of piston rod is 45# steel or 35GrMo. It's used with piston together. 2.Piston rods are forged using alloy steel.the intension of products is improved after heat treatment......
XIAN ATO INTERNATIONAL CO.,LTD
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