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STEVI AS

STEVI AS
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The pneumatic Y-pattern process valve: Up to 31% energy saving – Excellent value for money – Convenient handling – Reliable even at high differential pressures: Gunmetal, screwed socket connection Stainless steel, butt weld ends Stainless steel, flanged Stainless steel, clamp connection STEVI®AS Stays tight for up to 1,000,000 strokes! NEW from ARI! Technology for the future. GERMAN QUALITY VALVES

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7. Convenient handling because the port for the control fl uid can be turned 360°. Pneumatic piston actuators made of polyamide (containing glass fi bre) – available as ATG 50 or ATG 80. Components

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Unbeatable power: Up to 1,000,000 STEVI Up to 31% energy saving – Convenient ®AS Powerful: ¡ Stays reliably tight for up to 1,000,000 strokes due to the superior, self-adjusting stem sealing system (spring loaded PTFE-V-ring unit with PTFE-graphite seal, burnished stem with double bearing) ¡ Reliable even at high differential pressures in the system due to the use of three different spring strengths as standard (up to DN 40 - 6, 10 and 16 bar / DN 50 - 6 and 10 bar)! ¡ Water hammer reduced to a minimum due to the damped closing function (valve closes against the flow) ¡ Back-pressure-tight...

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1,000,000 strokes – Convenient handling! Even greater versatility for... Media: ¡ Cooling water down to -10°C, warm water, hot water, air, oils, water vapour, neutral gases, bases, alcohols, contaminated media, nitrogen, glycol. etc. … Processes: ¡ Process control, heating and cooling, metering, flushing, water and steam systems, chemical processes, etc. … Applications in mechanical engineering and plant construction: ¡ Food and beverages, textiles, printing, paper and pulp, chemicals, pharmaceuticals, etc. … Systems: ¡ Dyeing, cleaning and filling plants, washing systems, packaging...

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Greater flexibility due to optional components: Limit switch (inductive) Limit switch (mechanical) Handwheel for emergency operation NAMUR adapter plate Travel limiter

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1. Powerful: Stays reliably tight for up to 1,000,000 strokes due to the superior, self-adjusting stem sealing system (V-ring unit, burnished stem with double bearing). 3. Convenient Handling: Control line connected quickly and easily. No screw joint required for compressed air due to the plug-in connection. 2. Economical: Up to 31% energy saving* due to the excellent flow values. 4. Versatile: Greater flexibility due to the comprehensive range of accessories: limit switch, travel limiter, lever for emergency operation, 3/2-way NAMUR solenoid valve, incl. adapter plate (photo). New from...

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