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
     
				
			
    
		
    

    



    


    手機(jī)網(wǎng)站