The products of our factory are strictly manufactured according to API7K Standard and got the ISO90012000 international quality system very early Our products are sold very well to Shengli Oilfield Daqing Oilfield Zhongyuan Oilfield etc in China Meantime export to USA Canada Brazil Europe South Asia etc more than 70 Countries and Areas The factory is a First Grade Supplier of SINOPECCNPC High Quality of Products Best Price and Excellent Services Fixed the cooperation base with our Customers We sincerely welcome friends from home and abroad to our factory for business negotiation Details Bimetal liner is one of the main products of our company and is currently the most widely used one of the biggest mud pump hydraulic parts Our production bimetal liner is a combination of hot forging high wear coat and the advantages of high chrome wearresisting corrosion inner sleeve The outer sleeve is made of quality carbon steel hotpressing time forming inner sleeve made from high chromium cast iron centrifugal casting And the tensile strength of our sleeve is higher than 900000 psi the hardness of inner sleeve after heat treatment is greater than HRC62 and can bear the mud pressure of 7000 psi its surface smooth as a mirror inner hole size tolerance strictly the normal service life is up to 800 hours We can produce F series PZ 3NB T TPK UNB UNBT BRN such as various types of cylinder liner We can supply these liner or according to your drawing BOMCOEMSCO F500 F800 F1000 F1300 F1600 FB1300 FB1600 D375 D700 LANSHI 3NB1300C 3NB1000 3NB1000C 3NB800 QINGZHOU SL3NB1300A QZ1000 QZ500 QZ350 QZ800 SL3NB1600 GARDNER DENVER PZ7 PZ8 PZ9 PZ10 PZ11 IDECO T500 T800 T1000 T1300 T1600 NATIONAL 7P50 8P80 9P100 10P130 12P160 14p200 14P220 K700 K700A K500 K500A OILWELL A350PT A560PT A600PT A850PT A1100P A1400PT A1700PT RUSSIAN 8T650 UNBT600 UNBT950 UNBT1180L UNBT950A UBT400 BT600 UB590 UNB600 8T310 8T65001