SQK A182 F91 Alloy Steel Swing Check Valve

About SQK A182 F91 Alloy Steel Swing Check Valve

SQK A182 F91 Alloy Steel Swing Check Valve

Main Features :

• 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