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Valve body
Type straight single casting ball valve
Internal nominal diameter: 32?40?50?65?80?100?125?150?200?250?300mm
Nominal pressure: ANSI125?150?300?600
JIS10?16?20?30?40K
PN1.6?4.0?6.4MPa
Coupling mode: flange coupling::FF?RF?RJ?LG?MFM
Flange standard:JIS B2201-1984?JB/T79.1-94(PN1.6MPa)? JB/T79.2-94(PN4.0?
6.4MPa)ANSI B16.5-1981?HG20594-97?HG20618-97?
welding connect :embed welding SW(40~50mm)
Opposite welding SW(65~200mm)
Material : cast steel(ZG230-450)?CrMo steel ?cast stainless steel(ZG1Cr18Ni9Ti?ZG1Cr18Ni12Mo2Ti?ZG316L)?titanium etc
Up valve cover: normal temperature type(P):-17~+230?
elongation?(E?):-45~-17?,+230~+566?
elongation?(E?):-100~ -45?
elongation?(E?):-196~-100?
Pressure cover type: bolt pressure
Filled material: V type PTFE?with immersed PTFE asbestos?asbestos knit?graphite
?
Valve inside discreteness
Valve core mode: single sleeve pole fill valve core
Flow speciality :high capacity flow speciality
Metal valve seat: equal percentage speciality (%C)and line speciality(LC)
Soft valve seat:equal percentage speciality(%T)and line speciality(LT)
High accuracy flow speciality
Metal valve seat:equal percentage speciality(%CF)and line speciality(LCF)
Soft valve seat:equal percentage speciality(%TF)and line speciality(LTF)
material 1Cr18Ni9?1Cr18Ni12Mo2Ti?17-4PH?9Cr18?316L?Ti?stainless welding alloy?
Corrosion-resisting alloy etc.
Perform organization
Type HA multiple spring membrane perform organization
?VA5single spring membrane perform organization
?VA6single function cylinder piston perform organization
Membrane material: second and third rubber mix nylon cloth?fourth nit rile mix nylon cloth
Spring range 0.02~0.1?0.08~0.24MPa(HA?VA5);0.19~0.35?0.19~0.4MPa(VA6)
supply air pressure 0.14~0.4MPa(HA);0.14~0.28MPa(VA5);0.4~0.5MPa(VA6);0.3~0.5MPa(VP)
Air source interface Rc1/4"
Environment temperature -30~+70?
Valve function type positive and negative perform organization to realize valve’s air –close or air-open.
Accessories :positional, air filter decompressor ,protecter valve?route switch?valve conveyer?hand wheel organization etc.
Performance:
leak volume metal valve seat:suitable ANSI B16.104?, below valve amount fixed capacity 0.01%
soft valve seat:suitable ANSI B16.104?, below valve amount fixed capacity 0.00001%
open-fast valve core: below rating Cv0.00001%
Backlash: 1%( with fixed device)
3%( without fixed device)
line ±1% (with fixed device)
5%( without fixed device)
Note :adopt standard V type PTFE?
adjusting range :50:1 | 
