Dongying Upstream Petroleum Equipment Co., Ltd

Mud pumps mainly have three models of HL3ZB-1600, HL3ZB-1300, HL3ZB-1000 which are triplex single acting pisto

the series have two kinds of classification: inserted bit and steel tooth.all the bits are as per API standard

we have DDZ67/83/101/109/121 ETC.the elevator bore are 67 83 101 109 121 the Max Load tons are 150 250 350 50

the hige pressure union end connection: tubing thread, pipeline pipe-thread and weld etc. w.p 2000-15000pi. no

the type of casing are:O.D. 2 3/8, 2 7/8, ......20" etc. ERW and Seamless. Grade:J55, K55, N80, L80, P110

this valve is usually used for kill manifold, the sealing face of core and seat is overlaying-welded with hard

all the products we export are as per API standard. which materials are from AISI 4145H drill collar material.

well servicing tongs, TQ series of casing tongs, ZQ series of drill pipe power tongs etc necessary tools in

this valve is usually used for kill manifold, the sealing face of core and seat is overlaying-welded with hard

this valve is usually used for kill manifold, the sealing face of core and seat is overlaying-welded with hard