NON CONTACT TOP ENTRY BALL VALVES (NCBV)
Sizes: Up to 36”
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Pressure: 150 lbs. up to 2500 lbs.
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Standards: API 6D, ASME B16.34,API 6FA, API 607,API 598 and ISO 10497 |
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Materials: Body: A105/ A350 Gr.LF2/ A216 Gr. WCB/ WCC/ A351 Gr. CF8M/ CF3M /A352 Gr. LCB/LCC/ A182 Gr. F51/ F53 Ball: A182 Gr. F6a/F51/F53/F316/F316L/ A105N + ENP Coated/ A351 Gr. CF8M/ CF3M Seats ring: A182 Gr. F6a/ F51/ F53/ F316/ F316L Stem: A479 Type 410/ 316/ 316L Bolting: A193 Gr. B7/ B7M, A194 Gr. 2H/ 2HM/ 7, A320 Gr. L7/ L7M, A194 Gr. 7/ 7M Bearing: 316SS + PTFE Seat spring: Inconel X750 |
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Seat & Seals Material: Soft Seats: PTFE/ RPTFE/ Nylon/ PEEK/ PCTFE Metal Seat: Tungsten/ Chromium Carbide coating or hardfacing with Stellite 6 Environmental seals: FKM (Viton)/ HNBR/ Nitrile Rubber/ FFKM (Kalrez) / Lipseals/ Graphite Body seals: Graphite/ Spirally-wound SS304/ 316 with Graphite Filler |
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End connections: Flanged ends/ Welding ends |
Actuation: Worm gear or actuated |
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Salient Features: Valve types: Rising stem, low torque requirements Seat Type: SPE/ DPE/ DUAL Full or reduced bore Fire Safe certified, API or ISO fire safe testing standard. Special painting system for splash exposed valves. Blowout-proof Stem Anti-static weld overlays on seat pocket Bi-direction/ Uni-direction |