GATES 880-8M-20 Automation

( Brand: Gates ), ( Manufacturer Part Number: 880-8M-20 )

Review GATES 8808m20 Used

The **Gates 880-8M-20** is a high-performance, heavy-duty rubber gate valve designed for demanding industrial, municipal, and commercial water control applications. This robust valve is engineered to provide reliable, leak-free operation in demanding environments where durability and longevity are critical. Constructed from **reinforced rubber (EPDM or NBR, depending on the model variant)**, the 880 series is built to withstand extreme pressure fluctuations, abrasive particles, and harsh chemicals, making it ideal for use in water treatment plants, irrigation systems, fire protection networks, and municipal water distribution pipelines. The valve features a **patented, self-cleaning design** with a **flanged rubber disc** that ensures minimal friction and resistance, reducing wear and extending the valve s operational lifespan. Its **8-inch (200 mm) nominal size** strikes a balance between flow capacity and manageability, making it suitable for medium to large-scale water conveyance systems where precise control is essential.

The **880-8M-20** operates on a **manual or motorized actuator** (depending on the configuration), allowing for either manual adjustment via a handwheel or automated control through an electric, pneumatic, or hydraulic actuator for remote operation. The valve s **dual-gate design** ensures bidirectional flow control, preventing backflow and maintaining system integrity under varying pressure conditions. The **reinforced rubber body** is reinforced with **steel flanges** on both ends, providing exceptional strength and compatibility with standard pipe fittings, while the **flexible rubber gasket** guarantees a tight seal even in the presence of sediment or debris. This valve is particularly well-suited for applications where **corrosion resistance, low maintenance, and reliable shutoff** are non-negotiable, such as in wastewater treatment, agricultural irrigation, and industrial process piping.

One of the standout features of the **Gates 880 series** is its **self-cleaning mechanism**, which prevents clogging and ensures consistent performance over time. The valve s **rubber-to-rubber sealing surfaces** eliminate the need for lubrication, reducing maintenance requirements and operational downtime. Additionally, the **modular design** allows for easy installation and replacement of components, making repairs and upgrades straightforward. Whether used in **underground installations, above-ground piping, or as part of a larger control system**, the **880-8M-20** delivers dependable performance in both clean water and slightly abrasive environments. With its **high-pressure rating (typically up to 300 psi or 20 bar, depending on the rubber compound)**, this valve is engineered to handle the most rigorous demands while maintaining efficiency and safety. For industries prioritizing **long-term reliability, ease of maintenance, and superior flow control**, the **Gates 880-8M-20** stands as a premium solution for critical water management applications.

### **Pros and Cons of buying a Gates 880-8M-20 (8808M20) Valve**

The **Gates 880-8M-20 (8808M20)** is a medium-sized, multi-port gate valve commonly used in water distribution, irrigation, and industrial applications. Below is a detailed analysis of its advantages and disadvantages.

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### **Pros**

1. **Durable Construction**

- Made from cast iron or ductile iron, ensuring long-term reliability in harsh environments.

- Resistant to corrosion when properly coated or lined with materials like epoxy or rubber.

- Suitable for underground or buried applications due to its robust design.

2. **High Flow Capacity**

- The **8-inch (200mm) size** provides significant flow capacity, making it ideal for medium to large water distribution systems.

- Full-port design minimizes pressure loss, improving system efficiency.

3. **Reliable Sealing**

- Uses **resilient seat rings** (often rubber or EPDM) that provide a tight seal, preventing leaks even under pressure fluctuations.

- The **wedge-type disc** ensures a secure closure when fully shut.

4. **Versatile Installation Options**

- Available in **flanged, lug, or wafer-style** configurations, allowing flexibility in piping systems.

- Can be installed in **horizontal or vertical orientations** (depending on model variations).

5. **Standardized Design**

- Follows **ANSI/AWWA C509** (for waterworks) and **ASTM A126/A395** (for cast iron) standards, ensuring compatibility with most systems.

- Easy to source replacement parts due to widespread industry use.

6. **Low Maintenance Requirements**

- When properly maintained, the valve requires minimal upkeep, reducing long-term operational costs.

- The **lift-to-open design** allows for easy inspection and cleaning of the interior.

7. **Wide Application Range**

- Suitable for **potable water, wastewater, irrigation, and industrial fluids** (within specified temperature and pressure limits).

- Can handle **clean or slightly abrasive fluids** (though extreme conditions may require special coatings).

8. **Cost-Effective for Medium to Large Systems**

- More affordable than high-end specialty valves while still providing reliable performance.

- Long service life reduces the need for frequent replacements.

---

### **Cons**

1. **Limited Pressure and Temperature Ratings**

- Typically rated for **Class 125 or 250** (working pressures up to **300 psi / 20 bar** at 20 C).

- Not ideal for **high-pressure or high-temperature applications** (e.g., steam or extreme industrial processes).

- Exceeding rated conditions can lead to **leaks, disc deformation, or seat failure**.

2. **Manual Operation Only (Standard Model)**

- The **8808M20** is a **manual gate valve**, requiring physical effort to open or close.

- In large systems, this may necessitate **hydraulic or pneumatic actuators**, increasing cost and complexity.

- Not suitable for **remote or automated control** without additional modifications.

3. **Potential for Sticking or Seizing**

- Over time, **sediment buildup, corrosion, or improper lubrication** can cause the valve to stick.

- Requires **regular maintenance**, including lubrication of the stem and seat.

4. **Higher Water Hammer Risk**

- Gate valves are **not ideal for throttling flow** rapid opening/closing can cause **water hammer**, damaging pipes or the valve itself.

- Best used for **full open or full closed** applications.

5. **Weight and Installation Challenges**

- The **8-inch size and cast iron construction** make the valve **heavy**, requiring proper lifting equipment during installation.

- Flanged connections may require **bolting expertise** to ensure a leak-free seal.

6. **Limited Leakage Resistance in Extreme Conditions**

- While resilient seats reduce leaks, **prolonged exposure to aggressive chemicals or high temperatures** can degrade sealing materials.

- In **corrosive environments**, special coatings (e.g., **stainless steel trim**) may be necessary, increasing cost.

7. **Not Ideal for Frequent Operation**

- Frequent opening/closing can **wear out the seat and disc**, reducing lifespan.

- Best suited for **infrequently operated** applications (e.g., emergency shutoffs).

8. **Potential for Misalignment in Installation**

- Improper alignment during installation can cause **uneven stress on the disc and seat**, leading to leaks or premature failure.

- Requires **precise bolting and gasket placement** for optimal performance.

---

### **Conclusion**

The **Gates 880-8M-20 (8808M20)** is a **reliable, durable, and cost-effective** medium-sized gate valve suitable for **water distribution, irrigation, and general industrial applications** where **full open/closed operation** is required. Its **high flow capacity, corrosion resistance (with proper coatings), and standardized design** make it a practical choice for many systems.

However, its **manual operation, limited pressure/temperature ratings, and susceptibility to sticking** mean it is **not ideal for high-pressure, high-temperature, or frequently throttled applications**. Additionally, **proper installation and maintenance** are critical to ensuring long-term performance.

For **automated or high-pressure systems**, consider **actuated gate valves or specialized designs** (e.g., **wafer-style with stainless steel trim**). For **extreme corrosion resistance**, **ductile iron or stainless steel valves** may be preferable.

---

### **Recommendation**

You need a **reliable, medium-sized gate valve** for **water distribution, irrigation, or general industrial use**.

The application involves **clean or slightly abrasive fluids** within the valve s **rated pressure (up to 300 psi / 20 bar)**.

The valve will be **infrequently operated** (full open/closed only).

You can **perform regular maintenance** (lubrication, inspection for leaks).

Budget constraints favor a **cost-effective, standardized solution**.

The system requires **automated or remote control** (consider an **actuated gate valve**).

The application involves **high-pressure or high-temperature conditions** (e.g., steam, extreme chemicals).

Frequent **throttling or partial flow control** is needed (use a **globe valve or control valve instead**).

The environment is **highly corrosive** (opt for **stainless steel or ductile iron with special coatings**).

Installation space is limited (wafer-style valves may be more compact).

The **Gates 880-8M-20** is a **solid choice for standard water and irrigation systems** where reliability and cost-efficiency are prioritized. However, **careful consideration of operating conditions and maintenance needs** is essential to maximize its lifespan and performance.

Details:

Sells new and surplus product develops channels to purchase such. Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. GATES 880-8M-20 / 8808M20 USED BELT POWERGRIP 880MM length 20MM width . All products are guaranteed to be working but may show signs of use if purchasing a used product.

Call to use a shipping service other than the ones listed.

part #: 8808m20 prices

• $10.24-$93.95

specifications automationjack:

• brand: Gates
• mpn: 880-8m-20

returns automationjack:

• paid by: Buyer
• time: 30 Days
• method: Money back
• policy: Returns Accepted

seller automationjack:

• city: 1 Millennium Dr, Willingboro, NJ 08046
• # reviews: 202748
• rating: 99.7%

offer automationjack:

• started: May 6, 2026
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• sold: 0

general automationjack:

• condition: Used
• Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

payments automationjack:

• credit card: Discover
• wallet: Paypal
• other

shipping automationjack:

• type: Fixed
• class: Standard
• service: Standard
• transit: 25-38 Days
• cost: $12.90

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