Sanitary Ss304/Ss316 Constant Pressure Control Valves

**Specifications** This series of sanitary pneumatic constant pressure control valves is designed to maintain stable pressure at the inlet or outlet. The flexible connection allows for easy operation, maintenance, and adjustment, making it ideal for various industrial applications. **Material** - **Contact Parts:** Stainless Steel 304 or 316L - **Seal Options:** - Soft Seals: EPDM (standard), Silicon, FDM, HNBR (optional) - Metal Seals (optional) **Advantages** - Excellent resistance to acids, alkalis, and high temperatures - Investment-forged valve plug with superior metallographic structure compared to castings - Modern design aligned with international standards - Cost-effective and reliable performance **Connection Types** - Welded - Clamped - Threaded or Screwed - Flanged - Designed to match international standards such as DN, IDF, ISO, SMS, and 3A for seamless integration with imported equipment **Sizes Available** - **DIN:** DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80, DN100 - **3A:** 3/4", 1", 1 1/2", 2", 2 1/2", 3", 4" - **SMS:** 19, 25, 32, 38, 51, 63, 76, 89, 102 - **ISO:** ?19, ?25, ?32, ?38, ?51, ?63, ?76, ?89, ?102 **Surface Treatment** - **Outer Surface:** Sandblasted with Ra ≤1.6 µm - **Cast Sub-Light:** Ra ≤0.6 µm - **Inner Surface:** Polished with Ra ≤0.6 µm **Operation Type** - Pneumatic Actuator: Stainless steel or plastic, with or without a control box **Features of Pneumatic Actuator** - Normally Open: Spring open, pneumatic off - Normally Closed: Spring closed, pneumatic on - Optional signal feedback inductive sensor - Compact, lightweight, and high torque - Easy to assemble and maintain **Technical Parameters** - **Operating Range:** DN25 ~ DN65, 1" ~ 8" - **Anti-Pressure:** 10 Bar - **Compressed Air Supply:** Minimum 4 Bar, Maximum 8 Bar - **Pneumatic Actuator Torque:** 40 Nm - **Surface Finish:** - Cutting: Ra 1.5 ~ 3.2 µm - Polishing: Ra 0.4 ~ 0.8 µm **Additional Information** - **Material Pressure:** ≤10 bar - **Temperature Range:** -10°C ~ 150°C - **Compressed Air Quality Requirements:** - Max particle size: 0.01 mm - Max oil content: 0.08 ppm - Dew point: ≤10°C relative to atmospheric temperature - Max water content: 7.5 g/kg These valves are ideal for use in pharmaceutical, food, and beverage industries where hygiene and precision are essential. They ensure consistent performance and compliance with global quality standards.

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