型號(hào)報(bào)價(jià)美國(guó)進(jìn)口ASCOS290氣控閥
上海乾拓貿(mào)易有限公司
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? High performance, maintenance-free stuf? ng box ? The valves satisfy Pressure Equipment Directive
97/23/EC, category 1 (DN > 25) or article 3.3 (DN ≤ 25) GENERAL Differential pressure See ?SPECIFICATIONS?
 [1 bar =100  kPa] Maximum allowable pressure 16 bar Ambient temperature range -10°C to +60°C
Maximum viscosity 5000 cSt (mm2/s) Pilot ? uid Filtered air or water (1) Max. pilot pressure 10 bar Min.
 pilot pressure See below and following page Pilot ? uid temperature -10°C to +60°C Response time See page V402-7
 6761 for stainless steel pipe to ISO 1127 ? CLAMP valve body pickled in nitric/? uoric acid bath (NET-INOX passivation treatment)
? High ? ow due to angled seat design ? Anti-waterhammer design (? uid entry under the disc)
壓力操作,不銹鋼閥體,管夾或?qū)附涌?DN10-65MM,
MATERIALS IN CONTACT WITH FLUID (?)  Ensure that the compatibility of the ? uids in contact
with the materials is veri? ed Valve body    CLAMP connection AISI 316L (NET-INOX treatment)  
介質(zhì)溫度:-10℃～+184℃，操作壓差：0-16公斤
FEATURES ? Valve with clamp type connection to ISO 2852 for quick disconnection,
a system commonly used in the food processing industry or with butt welding connection to ISO
 ? Optical position indicator on 32-50 mm operators, NC function ? Adapter plate for NAMUR pad mounting pilot
(63-90-125 mm operators only) ? Oxygen service (except DN 65), pressure limited to 15 bar, temperature limited to + 60°C
 Butt welding connection AISI 316L Stuf? ng box housing AISI 316L Stem Stainless steel
PTFE OTHER MATERIALS Operator Glass ? bre ? lled PA Optical position indicator  PA 12,
supplied standard on valves with 63, 90 and 125 mm operators (1)  For dia. 32, 50, 63, 90 and 125 mm operators:
At service ? uid temperatures inside the valve body above 100°C, it is prohibited to pilot the valve with water.
? Signaling box or compact signaling unit ? Stroke limiter for opening ? Manual safety device
comply with ISO 6761 and are compatible with pipe to ISO 1127 ? Installation/maintenance instructions are included with each valve
 ? Vacuum operation up to 10-2 mbar ? Wide range of piston-type operators (32 - 50- 63 - 90 -125 mm dia.)
 rotatable through 360°, for maximum performance at different minimum pilot pressures
Disc Stainless steel Stuf? ng box packing PTFE chevrons Wiper seal FPM Disc seal PTFE Valve body seal
 ? Vacuum applications up to 1,33 10-3 mbar ? NET-INOX passivation treatment on valve body with butt welding connection
 ? All AISI 316L version with NET-INOX passivation treatment ? ATEX 94/9/EC versions for potentially explosive atmospheres
INSTALLATION ? The valves can be mounted in any position without affecting operation
? On clamp connection version: The connection stubs comply with ISO 2852. The strength of the quick-disconnect
connection clamp must be compatible with the maximum pressure applied to the valve
? On butt welding version: Compatible with ASTM 1, 2 and 3 oils Butt welding connections

型號(hào)報(bào)價(jià)美國(guó)進(jìn)口ASCOS290氣控閥