SQK Welded Bonnet Gate Valve

SQK Welded Bonnet Gate Valve

The API 600 Gate Valves is exceptionally sturdy, rugged, and durable, with a reputation for quality, integrity, and long service.

They are designed for tight sealing and ease of operation. The valves are available flanged & butt-weld ends in pressure rating from ASME Class 150 to Class 2500, and in a variety of materials of construction.

Gate Valves are of flexible wedge design, outside screw and yoke, and bolted-bonnet construction. The valves conform to API 600.

Main features :

• Bolted body-bonnet design, seal welded & Valves with pressure seal bonnet
• Bellows-sealed Gate and Globe valves available
• 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