Yuzheng Valve Co.,Ltd mainly manufacture Ball Valves, Check Valves, Gate Valves, Globe Valves & 150LB fittings, etc. Quality components at competitive price, we are with you every step of the way.
A bolt is a type of fastener composed of two parts, head and screw, used to fasten the connection of two parts with a through hole. It is an anchorage component that will be anchored to the hardened concrete substrate.