Jianhu Hongda Valve and Pipe Fittings Co., Ltd. was founded in 1998. Its headquarters and factory are located in Jianhu County, Jiangsu Province, which is an important production base of China's petroleum equipment industry. After more than 20 years of development and growth, the company has become a professional manufacturer of petroleum machinery and construction machinery, a state-level high-tech enterprise, and an excellent private enterprise in Jiangsu Province ……

Single flow valve Clamp connection ( forging ) flat valve Mud gate valve Pneumatic safety valve Thermal valve Hand, hydraulic safety valve Hand hydraulic linkage valve Plug valve Hydraulic safety valve Fixed throttle valveFixed throttle valve Orifice plate adjustable throttle valve Cage type adjustable throttle valve Wedge type adjustable throttle valve Hydraulic cylinder adjustable throttle valve Needle adjustable throttle valve FC valve ( the valve seat can be floating plate valve ) Dark rod plate valve Gear plate valve Flange connection ( forging ) flat valve Ball screw drive valve Rod tail rod plate valve Expansion valve ( expandable valve plate ) Hydraulic flat valve Integrated valve Double integral oil ( gas ) tree Oil ( gas ) tree Wellhead and Christmas tree Thermal recovery wellhead device Water injection well The wellhead device Ocean platform wellhead Dual tubing head Unitized solid-block tree The four wing door type throttle pipe Multifunctional test tube department Throttle choke exchange Mud manifold Kill manifold Throttle manifold HP and LP manifolds Choke Manifold (with puncture-proof nipple) Integral type casing head Split type casing head Casing head Casing head series products Thread / welding type bottom casing head Stage casing head Drilling fluid manifold G type slip hanger flange types JZ50L drilling rig winch axle and axle WD type slip hanger WE type slip hanger W type slip hanger Back pressure valve Reducing flange Cut thread flange Tree cap Single plug cement head Wear bushing Dividing head High pressure elbow High pressure oil Blind flange Tee Pressure test and removal tool Double three way Double plug cement head Threaded flange Four way The mandrel hanger ( thread ) Liquid gas separator Oil, gas, water three-phase separator what is a flange Drilling pipe surface valve group Drilling pipe valve group Guide bushing Piston Automatic drill rod racking device Ear loop Cylinder bottom Single ram BOP Annular blowout preventer Double ram BOP