Well-cementation valve stack for the marine drilling plattor
■this type of devices is designed and manufactured as per SY/T5244-2006 specifications. ■applicable for conveying and controlling the drilling fluid in the course of the drilling operation ,with manual or pneumatic controls ,or completed with a control panel for remote control. ■it is composed of the ground value stack,the derrick floor valve stack and the goose-neck pipe,and high-pressure pipe line,etc. ■rated operating pressure:3000psi,5000psi or 10000psi. ■nominal bore diameter：4-1/16"
Types of the suitable drilling rig
ZJ30、ZJ40 、ZJ45、 ZJ50、 ZJ70
ZJ90、ZJ120
Operating pressure
35Mpa、52.5Mpa
70 Mpa
Bore diameter
2"、 3"、4"、 5"
Working media
Oil,gas,water,mud or cement slurry
Type of connetion
Union-connected or flanges
Jianhu Haohui Electricity Petrochemical Machinery Co.,Ltd.（苏ICP备14035722号） Add：Jianyang economic development zone, Jianhu County, Jiangsu Webmaster
