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                The standard of full welded ball valve 2

                Dateline:2014-11-30    Hits:

                Size: full size & standard size DN15-DN1400 1/2 "American Standard ~ 56"

                Pressure rating: PN 16 ~ 420, ANSI Class 150 ~2500

                Working temperature: -29 degrees C (-20 degrees F) ~ +200 degrees C (392 degrees F)

                To adapt to the media: heating pipeline, LNG / liquefied petroleum gas, petrochemical,steel mills, oil / gas etc.

                Mode of operation: the handle, gear (vertical / horizontal), electric

                Standard features:

                Integrated structure: Welding & flange end

                The sphere mirror polishing material F304

                Butterfly pad spring to ensure no leakage and reduce the high temperature and high pressure valve operating torsion

                According to the international standard valve stem anti blow out

                Stem bearing material: automatic lubricating ability of alloy +PTEF coating, without additional lubricant

                A floating or fixed ball valve

                Feature selection: (on request)

                Self rescue seat

                Vertical device and stem extension

                Special port and path

                Antistatic device

                The stem can emergency treatment of oil and fat

                Valve lubricant and sealant of emergency equipment

                Seal metal to metal seating

                Double block and bleed

                Double piston effect of valve seat

                Fire safety design with graphite gasket

                Use a plastic polymer sealing valve seat

                Safety valve body cavity

                Ball and stem of electroless nickel plating

                Material:

                Body: carbon steel ST37, A106-B, STPG 370, A105, ASTM A516-60, A216-WCB or equivalent. Stainless steel 304 or 316 (to choose)

                Sphere: stainless steel 304 or 316 level seat: metal valve seat with polymer sealing ring, PTFE, RTFE, Viton, Nylon, Peek etc..


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