Piston Type Lift Check Valve

Piston Type Lift Check Valve is a precision tool designed and developed in our full-fledged production site making the best use of pioneering tools and techniques. The check valve has got rugged construction and resilience and therefore, it can endure chemicals, abrasion, and shear forces. Due to reliable performance and long operational life, Piston Type Lift Check Valve is widely acclaimed among our customers. The valve finds extensive applications in industrial applications including pressure control, fluid regulation, distribution among others.

• Bolted Body-Cover design for valves from Class 800 up to Class 2500. Valves with welded bonnet also available on request
• Screwed with a seal-welded body-bonnet design for valves of Class 2500
• Bolted body-bonnet joints provided with spiral-wound stainless steel gasket and graphite filler for maximum protection against leaks
• Die-formed graphite inner packing rings and braided graphite end rings with Inconel wire reinforcement and corrosion inhibitor
• T-head stem-disc connection of gate valve fully meets strength requirements of API 602 and API 598
• Rolled ACME thread on stem for smooth operation
• Tapered shoulder on the stem for back seating
• Self-aligning type gland assembly with stud-and-nut tightening
• Integral hard-faced body seat for globe and check valves
• Spring-loaded disc on check valves suitable for no horizontal applications too
• Gate and globe valves can be offered with electrical actuators
• Austenitic SS forging for body and bonnet of Cryogenic valves, resulting in excellent impact strength, minimal heat loss and resistance to corrosion
• Valves can be offered to NACE MR-0175 and other special NACE requirements