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    The standard of full welded ball valve

    Dateline:2014-11-30    Hits:

    Size: full size & standard size DN50 (2 ") 1400 ~ DN (56")

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

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

    To adapt to the medium: Oil / gas, LNG / LPG gas, petroleum chemical industry, iron and steel plant, heating pipes etc.

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

    Standard features:

    Butt welding & flange for entity structure end

    Mirror polishing the stainless steel ball to test

    The preload spring cushion to ensure low temperature leak tight and reducing thevalve operating torsion

    According to the international standard against burst valve stem

    Stem dry automatic lubrication bearing capacity and metal with 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: the metal seat with polymer sealing ring, PTFE, RTFE, Viton, Nylon, Peek etc.


    The previous product:Ammonia valve 2
    The next product:The standard of full welded ball valve 2

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