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  3. AMAT APPLIED MATERIALS 0190-81205

AMAT APPLIED MATERIALS 0190-81205 Pneumatic Diaphragm Valve

0190-81205 Amat Applied Materials Pneumatic Diaphragm Valve Lot Of 14 Working

( Brand: Amat Applied Materials ), ( Manufacturer Part Number: 0190-81205 ), ( Part Type: Pneumatic Valve ), ( Category: Vacuum Cryogenics And Flow Control )

Review AMAT APPLIED MATERIALS Pneumatic Diaphragm Valve Lot Of Working

The **AMAT Applied 0190-81205 Pneumatic Diaphragm Valve** is a high-performance, air-operated diaphragm valve designed for precise control and reliable operation in demanding industrial applications. This valve is engineered with a robust **14-inch (355 mm) nominal size**, making it ideal for medium to large-scale fluid handling systems where flow regulation, isolation, or metering is critical. Constructed from **high-quality materials**, including a durable **EPDM or Viton diaphragm** (depending on the model variant), this valve ensures excellent chemical resistance, longevity, and resistance to abrasion, making it suitable for handling corrosive, viscous, or particulate-laden fluids such as acids, alkalis, slurries, and wastewater. The **pneumatic actuator** provides smooth, consistent operation with minimal maintenance, driven by compressed air for efficient automation, which is particularly advantageous in process industries where manual intervention is impractical.

The valve s **double-diaphragm design** enhances sealing integrity, preventing leakage and contamination while maintaining a clean, non-clogging flow path. This feature is especially beneficial in applications involving sensitive or sterile environments, such as pharmaceuticals, food and beverage processing, or water treatment. The **quick-connect fittings** and **flanged connections** (available in various standards, including ANSI, DIN, or JIS) ensure easy installation and compatibility with existing piping systems, reducing downtime during setup or upgrades. Additionally, the valve s **fail-safe design** allows for either **fail-open or fail-close** operation, depending on the application requirements, ensuring safety and operational continuity in critical systems.

For enhanced control and monitoring, the **0190-81205** can be integrated with **AMAT s advanced control systems**, including positioners, limit switches, or digital interfaces, enabling remote operation and real-time feedback. This makes it a versatile solution for automated production lines, chemical processing plants, or municipal infrastructure where precise fluid management is essential. The valve s **low-maintenance construction** featuring a sealed actuator, minimal moving parts, and easy-to-service components reduces operational costs and extends the equipment s lifespan, contributing to overall system reliability. Whether used in **liquid transfer, dosing, or pressure regulation**, this pneumatic diaphragm valve delivers consistent performance, durability, and adaptability across a wide range of industrial and commercial applications.

### **Pros and Cons of buying a AMAT Applied 0190-81205 Pneumatic Diaphragm Valve (14-inch)**

#### **Pros:**

1. **Reliability and Durability** The AMAT Applied brand is known for manufacturing high-quality industrial valves designed for long-term use in demanding applications. The diaphragm valve is built to withstand harsh conditions, including corrosive fluids, abrasive particles, and high-pressure environments.

2. **Pneumatic Operation** The valve s pneumatic actuation allows for precise control without manual intervention, making it ideal for automated processes. This reduces operator fatigue and improves consistency in fluid handling.

3. **Versatility in Applications** The 14-inch size makes it suitable for large-scale industrial uses, such as wastewater treatment, chemical processing, and food and beverage production. Its diaphragm design ensures a tight seal, preventing leaks and contamination.

4. **Easy Maintenance** Diaphragm valves are generally easier to service than other types of valves (e.g., ball or gate valves). The diaphragm can be replaced without disassembling the entire valve, reducing downtime.

5. **Corrosion Resistance** Depending on the material (e.g., stainless steel, elastomers), this valve can resist corrosion from acids, alkalis, and other aggressive substances, extending its lifespan.

6. **Safety Features** Many pneumatic diaphragm valves include fail-safe mechanisms (e.g., spring return or double-block-and-bleed configurations) to prevent accidental leaks or spills.

7. **Compatibility with Automation Systems** The valve can be integrated with PLCs or SCADA systems for remote control, enhancing process efficiency in large-scale operations.

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#### **Cons:**

1. **Higher Initial Cost** Compared to simpler manual valves, pneumatic diaphragm valves are more expensive upfront due to their advanced design and materials.

2. **Elastomer Wear Over Time** The diaphragm and seals (often made of rubber or synthetic materials) may degrade with prolonged use, especially when exposed to abrasive or chemically aggressive media. This requires periodic replacement.

3. **Potential for Leaks at Seals** If the diaphragm or gaskets degrade, the valve may develop leaks, compromising system integrity. Regular inspections are necessary to prevent failures.

4. **Limited Flow Capacity for Some Fluids** While suitable for many applications, highly viscous or fibrous fluids may clog the diaphragm or require additional pre-filtration, reducing efficiency.

5. **Dependence on Air Supply** Pneumatic valves require a consistent air supply for operation. Power failures or air line issues can disrupt processes unless backup systems (e.g., accumulators) are in place.

6. **Complex Installation** Proper installation, including proper piping alignment and sealing, is critical. Incorrect setup can lead to operational failures or reduced lifespan.

7. **Training Requirements** Operators and maintenance personnel may need training to handle pneumatic systems safely and efficiently, adding to operational costs.

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### **Conclusion**

The **AMAT Applied 0190-81205 Pneumatic Diaphragm Valve (14-inch)** is a robust, reliable choice for industries requiring precise fluid control in demanding environments. Its advantages in automation, durability, and safety make it well-suited for large-scale applications like wastewater treatment, chemical processing, and food production. However, its higher cost, maintenance requirements, and potential for elastomer wear must be carefully considered.

For facilities where **automation, leak prevention, and long-term performance** are priorities, this valve is highly recommended. However, if **budget constraints or simpler manual operation** are more critical, alternative valve types (e.g., ball valves or manual diaphragm valves) may be more appropriate.

### **Recommendation**

- **Buy if:** You need a **highly reliable, automated valve** for large-scale industrial use where **leak prevention, corrosion resistance, and ease of maintenance** are essential.

- **Consider alternatives if:** Your application involves **low-budget requirements, minimal automation needs, or highly abrasive fluids** that may quickly degrade elastomeric components.

- **Ensure proper installation and maintenance** to maximize the valve s lifespan and operational efficiency.

For optimal performance, pair this valve with **regular inspections, spare diaphragms, and a backup air supply system** to mitigate potential downtime.

Details:

Part No: 0190-81205. The physical condition is good, but there are signs of previous use and handling. Estimated Packed Shipping Dimensions: L x W10 x10 23 lbs. This item is working surplus.

Serial numbers or country of manufacture may vary. Pictured test equipment is not included or available for sale. Item condition: Working, 90 Day Warranty. Only items pictured are included: If a part is not pictured, or mentioned above, then it included in the sale.

Sale Details. AMAT Applied Materials 0190-81205 Pneumatic Diaphragm Valve Lot of 14 Working.

part #: 019081205 prices

  • $510.25-$1403.26

specifications valvesplumbing:

  • brand: Amat Applied Materials
  • mpn: 0190-81205
  • part type: Pneumatic Valve
  • category: Vacuum Cryogenics And Flow Control

general valvesplumbing:

  • condition: Used
  • Hydraulics, Pneumatics, Pumps Plumbing > Valves Manifolds > Other Valves Manifolds

offer valvesplumbing:

  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • best offers: True
  • started: March 10, 2026
  • availability: In Stock

returns valvesplumbing:

  • paid by: Buyer
  • policy: Returns Accepted
  • time: 60 Days
  • method: Money back

shipping valvesplumbing:

  • carrier: FedEx
  • cost: $25.06
  • service: FedEx Ground / FedEx Home Delivery
  • transit: 2-6 Days
  • class: Standard
  • type: Calculated

seller valvesplumbing:

  • rating: 99.8%
  • city: Albuquerque, New Mexico
  • # reviews: 10188

payments valvesplumbing:

  • other
  • credit card: Visa
  • wallet: Google-pay
part type: pneumatic valve, category: vacuum cryogenics and flow control,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > valves manifolds, sku: 22962137067549771,
Amat Applied Materials 0190-81205 Is Similar To:
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3 offers $510.25–$1403.26 USD
  • New – Open box. Offer #1 priced at $760.25 + $0.00 shipping estimate = $760.25* total. Serial numbers or country of manufacture may vary. Model No: Pneumatic Diaphragm Valve.FREE SHIPPING
  • Used. Offer #2 priced at $1403.26 + $25.73 shipping estimate = $1428.99* total. The physical condition is good, but there are signs of previous use and handling. This item is working surplus.+$25.73 shipping
  • New – Open box. Offer #3 priced at $510.25 + $0.00 shipping estimate = $510.25* total. FREE SHIPPING

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