不锈钢针型阀是仪表测量管路系统中重要组成部分，主要有截止阀和球阀，其功能是作开启或切断管道通路用。德国汉克(HANK)不锈钢针型阀具有安装拆卸方便、连接紧固、有利于防火、防爆和耐压能力高、密封性能良好等优点，是电站、炼油、化工装置和仪表测量管路中的一种先进连接方式的阀门。本类阀门在管道中一般应当水平安装。
The ‘HD’ Type Single Isolating Needle Valve is designed for safe and reliable isolation giving bubble tight shut off non-rotating & anti-galling tip and dynamic self-adjusting spindle seal to give long service life in a variety of high temperature and high pressure applications. This valve can also be supplied Firesafe tested to BS6755 PT2.
Product Data Sheet
Part No. | Connections Size | A | BB | C | Weight (Kgs) |
F25*/HD | 1/4" | 4.1 | 2..1 | 1.5 | 0.8 |
F50*/HD | 1/2" | 4.1 | 2..6 | 1.5 | 0.8 |
M25*/HD | 1/4" | 4.1 | 2..8 | 1.5 | 0.8 |
M50*/HD | 1/2" | 4.1 | 3..4 | 1.5 | 0.8 |
Key Features of the Hank Needle Valve range
· Non rotating tip - self centering & anti-galling
· Piston ring - gives dynamic adjustment of gland seal in response to pressure change
· Anti-blow out spindle - a major safety feature
· Secure seal - precision machined to give leak free operation for the life of the valve. Available in either PTFE or Grafoil
Standard Specification
Pressure: 6000psi | Packing: Grafoil | Handle: T-Bar | Bore: 0.21 1” (5.4mm) |
Temp: 540 deg C | Thread form: NPT | Seat: Metal to metal | CV: 0.46 |
