Rising Stem Ball Valve (RSBV)

Rising Stem Ball Valve (RSBV)


   NON CONTACT TOP ENTRY BALL VALVES (NCBV)

Sizes:

Up to 36”

 

Pressure:

150 lbs. up to 2500 lbs.

 

Standards:

API 6D, ASME B16.34,API 6FA,

API 607,API 598 and ISO 10497

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

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

End connections:

Flanged ends/ Welding ends

Actuation:

Worm gear or actuated

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