Fully welded butterfly valve features a welded body structure, providing excellent strength, durability, and reliable sealing performance. It is designed for demanding applications in heating systems, water supply, oil & gas, and industrial pipeline systems. With a compact structure, lightweight design, and low operating torque, it ensures easy installation, stable operation, and long service life. The valve is suitable for large-diameter pipelines requiring safe and reliable flow control.
Specification:
Size: DN100~DN3600
Pressure: 150LB 300LB
Connection: Wafer type, Lug Type,
Body: WCB;stainless steel ;Aluminum bronze
Seat: Stillite;tungsten carbide; nickel alloys; Monel; stainless steel
Material: Water, oil, gas, and various corrosive media

BODY,DISC | WCB | CF8/304 | CF3M/316L |
STEM | 2Cr13 | 304 | 316L |
O RING | 304+Flexible graphite | 304+PTFE | 304+PTFE |
PACKING | Flexible graphite | PTFE | PTFE |
4. Good sealing performance: the valve adopts rubber sealing ring or metal sealing ring, which has good sealing performance and can effectively prevent leakage.
5. High temperature resistance and corrosion resistance: valve can be made of high temperature resistant and corrosion resistant materials, suitable for a variety of working conditions.
Xian Hengfeng Electromechanical Equipment Co.,Ltd
No.15,group 3,Sanlian Village,Dazhao Street Office,Chang’an District,Xi’an City, Shaanxi Province
Yiwu Hengfeng Electromechanical Equipment Company
Zongtang 1st District, Jiangdong Street, Yiwu City, Jinhua City, Zhejiang Province