Parker H Series Needle Valve 20,000 PSI
H系列针阀

Parker 20000 PSI H系列针阀是专为任何额定压力高达20000 PSI（1379巴）的流体而设计的。帕克公司的H系列针阀是过程仪表行业中最广泛的针阀之一，适用于所有类型的仪表安装、规范和应用。帕克低压和中压针阀专门设计用于任何额定压力高达20000磅/平方英寸（1379巴）的流体。针阀得益于细螺纹阀杆提升器，提高了阀杆的灵敏度和精度，以及非旋转轴端，确保了气密关闭。帕克针阀的优点还在于，在清洗区域外，没有与介质接触的保压螺纹作为操作螺纹，这确保了系统的完整性。

Parker's 20,000 PSI H-Series needle valve has been purpose designed for operation with any fluid up to 20,000 psi (1379 bar) rating.Parker's H Series needle valves are one of the most extensive in the process instrumentation industry and accommodates all types of instrumentation installations, specifications and applications. The Parker low and medium pressure needle valve has been purpose designed for operation with any fluid up to 20,000 psi (1379 bar) rating. The needle valve benefits from a fine threaded stem raiser, which gives increased stem sensitivity and accuracy and a non-rotating spindle tip which ensures for bubble tight shut off. The Parker needle valve also has the advantage of having no pressure retaining threads in contact with media as the operating threads outside wash-out area, this ensures the integrity of the system.

Markets:
- Oil and Gas Offshore
- Oil and Gas Onshore
- Refining
- Petrochemical
- Chemical

Features/Benefits:
- Tru-Loc? anti-vibration locking system on gland adjuster for 100% security
- Fine pitched thread on stem raiser gives increased sealing sensitivity
- Live loaded packing maximised packing compression and service life
- Thrust bush ensures uniformed packing compression
- Additional bore hole on body allows for panel mounting
- HCT available on all wetted parts

Applications:
- Instrumentation lines
- Process isolation
- Topside umbilical termination units
- Hydraulic power units
- Chemical injection skids

Technical Specifications
规格参数
Materials of Construction: 316 Stainless Steel
Connection Size: 1/4", 3/8", 9/16", 1/2", 6mm, 8mm, 10mm, 12mm, 14mm
Connection Type: Cone and Thread, Permanent Ferrule-Less Fitting
Specifications Met: N/A, NACE, Heat Code Traceability