Find Verified Sqk Buttweld End Gate Valve Suppliers, Manufacturers and Wholesalers

* The SQK Buttweld End Gate Valve 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 SQK OS & Y Gate Valve. 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

* The SQK Flange End Gate Valve 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 SQK OS & Y Gate Valve. 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

* The SQK Cryogenic Gate Valve 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 SQK OS & Y Gate Valve. 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

* We manufacture a wide range of Process Ball Valves in single, two, and three-piece constructions.The valves are available in full-bore and regular-bore designs, in a variety of end connections and materials to suit customer requirements. * The valves are of floating-ball design where the ball moves towards the downstream seat, under pressure, to effect a tight seal.Trunnion-mounted Ball Valve design complies to API 6D * Wide portfolio of Side-entry and Top-entry designs * Fugitive emissions - Soft and Metal seated valves complies to ISO 15848-1, Class AH and BH * Firesafe design - to API 607 and API 6FA * CE Marking - Meets requirements of Pressure Equipment Directive 2014/68/EU, Pneumatic shell test conducted at 1.1 times rated pressure to check shell integrity, when required * Double block and bleed (DBB) feature - Valves are designed and tested for automatic * cavity relief * Anti-blowout stem design * Coil springs used for consistent seat loading and lower operating torque * Lip seals provided for low temperature services * Primary O ring and Secondary graphite (in 3 stage stem, thrust washer is primary) * Wide portfolio of Side-entry and Top-entry designs * Options: Buried service, Cryogenic * Offered with Electric, Pneumatic and Hydraulic Actuators * In-house Tests Capabilities * Fire-safe to ISO 10497 and API 607 * Mirror-finished solid stainless ball * Fine-grained PTFE seats * Cavity Pressure Relief mechanism * Blowout-proof stem * High integrity stem sealing �¢?? Belleville springs compensate for wear and thermal expansions * Size 2" to 56" (50 mm to 1400 mm) * ASME Class Class 150 to 2500 * Design Standard API 6D * Size �¼" to 8" (8 mm to 200 mm) * ASME Class Class 150 to 2500 * Design Standard ISO 17292, API 608, API 6D * Antistatic feature * Actuator-mounting flange conforms to ISO 5211 * Single, two and three piece constructions * Full-bore and regular-bore designs * Soft and metal-seated * Offered in carbon steel, stainless steel and duplex stainless steels * Screwed, socket-weld and flanged ends * ASME classes up to 2500 * Variety of actuation option