1.The high pressure flange is forged from high strength alloy steel with international advanced technology in the world. Strict heat treatment ensures uniform metallographic....

1. It is adopted international advanced technology and forged by high intention alloy steel. Strict heat treatment ensures the joint which has the uniform metallographic....

1. Usage: suitable for flexible connection between the top of the drilling riser and the vertically movable water faucet in oil drilling and mud delivery system, and for the....

1. Usage: Apply to connection at locations when drill platform, semi-submersible drilling vessel or drilling vessel moves relatively and apply to the connection of the changes of....

1. Usage Well-control professional hose  GNG high pressure fire-resisitant and heat-insulation hose is mainly used for hydraulic control for drilling or for hydraulic....