福彩3d开机号分析牛彩四:TB Series （Double offset）
3d开机号中华公益时报 www.lxotwc.com.cn Product overview
Neway supplies bi-directional double offset butterfly valves with PTFE seats. The low friction and low operation torque both contributes to a longer life design. All the parts are replacable and in-line maintenance is available. Neway double offset butterfly valves comply to API609 standard.
Pressure Rating: ASME CLASS 150~600
Body Material: Carbon Steel, Stainless Steel, Alloy Steel
End connection: Wafer, Lug, RF
Operation: Lever,Gear,Pneumatic,Electric, Hydraulic