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Qingdao HNA Oifield Equipment Manufacturing Co.,LTD 
Type: Sell
Offer Subject: HNA offers mud pump pistons with replacement rubbers 
Class: Others - Others Class
Period of validity: 2010-8-14 11:30:14 TO 2010-11-12 1:09:53
Product Details: No Details
Expound

Pistons with replacement rubbers:

This piston includs:piston hub.snap ring, piston rubber and plate. The rubber can be changed when it’s broken.The piston hub is made of 40Cr.The plate is made of 45# steel. And the snap ring is made of 65Mn.

HNA can offer bonded urethane piston and pistons with replacement rubbers, and the latter ones include single action and double action.