美派克截止阀，PARKER气动元件样本
　　<span style='font-family:_sans;'>
　　therefore eliminating the risk of leakage at the bonnet gasket.
　　The range includes actuated and manual
　　Parker manufactures a wide range
　　of high performance cryogenic globe valves,
　　Designed and engineered specifically for cryogenic service.
　　Anti-blowout stem design for operator safety.
　　closing torque by use of a PTFE anti-friction
　　disc between the valve spindle and the disc assembly.
　　美派克截止阀，PARKER气动元件样本
　　Processing
　　Features / Benefits:
　　Unique Parker Bestobell loose flange bolted bonnet design.
　　these valves deliver smooth operation and reduced
　　an extended leak-free life.
　　Revolving disc ensures non-rotating seat contact for
　　which feature a unique loose flange bolted bonnet design.
　　&nbsp;The design allows for thermal expansion and contraction,
　　</span><br/><span style='font-family:_sans;'>Extremely durable,
　　</span><br/><span style='font-family:_sans;'>
　　This allows for thermal expansion and contraction and eliminates leakage at the bonnet gasket.
　　美派克截止阀，PARKER气动元件样本