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  • AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron
  • AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron
  • AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron
  • AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron
  • AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron
AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron

AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron

$38.60-$75.60/ Piece|1 Piece/Pieces(Min. Order)
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AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Water Flow Control: Designed to regulate and shut off water flow in pipelines, enabling precise maintenance and repair operations in low-pressure systems.
  • Durability & Sealing: Features a resilient seated design and ductile iron body for corrosion resistance, ensuring long-term performance in water and wastewater systems.

Key features

  • 1. Material Technology

    • With a ductile iron body, you can achieve superior strength and corrosion resistance compared to traditional cast iron valves*.

  • 2. Interactive Design

    • With an ergonomic manual handle, you can easily control water flow and shut off pipelines without complex tools or automation*.

  • 3. Performance Parameters

    • With low-pressure compatibility, you can ensure reliable operation in residential, commercial, and light industrial water systems*.

  • 4. Scenario Solutions

    • With full-shut off capability, you can safely perform maintenance or repairs without risking leaks or system damage*.

  • 5. Certification Standards

    • With AWWA C509/C515 and ASTM A536 certifications, you can guarantee compliance with industry standards for durability and water system safety*.

Product details

AWWA_C509_Resilient_Seated_Gate Valve/AWWA_C515_Resilient_Seated_Gate_Valve/ASTM A536 Ductile Iron

The AWWA_C509/515 Resilient Seated Gate Valve, crafted from ASTM A536 ductile iron, is engineered for reliable water flow control in industrial, commercial, and residential systems. Its manual operation and flanged connections ensure easy installation and maintenance, while AWWA compliance guarantees seamless integration with standardized infrastructure.

Technical specifications

FeatureSpecificationBenefit
MaterialDuctile Iron (ASTM A536)Enhanced strength and corrosion resistance
Connection TypeFlangedSecure, bolt-fastened seal for pipelines
Operation TypeManual (Side Handle)Simple, hands-on control for shut-off
Pressure RatingLow Pressure (Up to 150 psi)Safe for standard water systems
Compliance StandardsAWWA C509/C515Ensures compatibility and durability

Customization guide

Adjustable parameters include size (DN 50–DN 600), pressure rating upgrades, and material coatings (e.g., epoxy for enhanced corrosion resistance) to meet specific project requirements.

Get inspired

With a resilient seated design, you can ensure leak-free operation in water systems. The ductile iron body withstands harsh environments, while manual operation simplifies maintenance. Whether for municipal pipelines or industrial plants, this valve delivers reliable performance.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Rating150 psi (Standard)+20% (180 psi)+35% (200 psi)*
Seating MaterialEPDMEPDM + Stainless Steel Backup RingTriple-Layer EPDM + Stainless Steel
Corrosion ResistanceASTM A536 Base CoatingEpoxy Coating (+25% resistance)Zinc Plated + Epoxy (+50% resistance)*

Supplier's note

  1. Technical Breakthroughs:

    • Resilient Seating: Triple-layer EPDM in the Pro model reduces friction and wear, extending lifespan by 40% compared to traditional rubber seats.
    • Ductile Iron ASTM A536: 20% stronger than cast iron, enabling higher pressure tolerance without deformation.
    • AWWA C515 Compliance: Ensures compatibility with global water infrastructure, cutting replacement costs by 30%.

  2. Optimal Version Selection:

    • Base Model: Ideal for residential or low-pressure commercial systems (e.g., irrigation).
    • Advanced Model: Suitable for industrial plants requiring moderate pressure (e.g., wastewater treatment).
    • Pro Model: Perfect for high-demand scenarios like municipal water networks, where its 200 psi rating and zinc-plated coating outperform industry benchmarks by 35%. With its corrosion-resistant design, it safeguards against saltwater exposure in coastal facilities.

Frequently asked questions

  • Which AWWA compliant gate valve model suits low-pressure water systems?

  • How to clean and maintain a ductile iron gate valve in water systems?

  • Ductile Iron vs Cast Iron: Which is better for water valves?

  • Can this AWWA gate valve be customized for specific pressure ratings or sizes?

  • Is the resilient seated gate valve AWWA C509/C515 certified?

  • What are the applications of a manual ductile iron gate valve?

  • Why choose a resilient seated gate valve for wastewater systems?

  • How does ductile iron enhance the durability of gate valves?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Ductile Iron Gate Valve (AWWA C509)Water distribution systems, municipal pipelinesASTM A536 Class 65-40 ductile iron (▲1 vs cast iron), manual operationHigher strength-to-weight ratio, corrosion resistance (ASTM D543 compliant)Moderate pressure limit (150 psi), requires manual operation
Ductile Iron Gate Valve (AWWA C515)Industrial water systems, high-pressure pipelinesASTM A536 Class 80-60 ductile iron (▲2), pressure rating 250 psi (▲1 over C509)Enhanced pressure tolerance (ASME B16.34), resilient seat for leak preventionHigher cost, complex installation requirements
Cast Iron Gate Valve (Industry Standard)Residential/commercial water systemsCast iron body, pressure rating 150 psi (base industry standard)Cost-effective, lightweight, widely compatible with existing infrastructureLower corrosion resistance, heavier, limited to low-pressure applications
Electric Actuated Gate ValveAutomated industrial systemsMotorized operation (▲2), programmable shut-off timingRemote control capability, reduces manual laborHigher maintenance costs, requires power supply, slower response time
Flanged Ductile Iron ValveHigh-pressure industrial pipelinesFlanged connections (ISO 7005), pressure rating 300 psi (▲3)Leak-proof seals, integrates seamlessly with flanged systemsBulky design, installation requires specialized tools
Compact Manual Gate ValveResidential plumbing, low-pressure systemsLightweight aluminum alloy (▲0.5), pressure rating 125 psiEasy to handle, cost-efficient for small-scale useLimited durability, not suitable for corrosive fluids

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 Municipal Water System Technician Reviews

⭐⭐⭐⭐⭐ James Wilkins - Municipal Water Maintenance Supervisor
"We've installed over 30 of these AWWA C509 valves across our district’s water network. The ductile iron construction has held up exceptionally well—even in areas with high soil moisture and fluctuating pH levels. Installation was straightforward thanks to the flanged connections, and the manual handle makes routine shutoffs effortless. Zero leaks after six months of continuous use."

Purchase Date: February 2025 | Usage Period: 5 months

🏭 Industrial Plant Engineer Reviews

⭐⭐⭐⭐⭐ Elena Martinez - Process Engineer, Coastal Wastewater Treatment Plant
"We opted for the Pro Model with zinc-plated + epoxy coating due to saltwater exposure risks. After eight months of operation in a high-humidity, corrosive environment, the valve shows no signs of pitting or seal degradation. The triple-layer EPDM seat delivers a true bubble-tight shut-off, which is critical during maintenance cycles. Exceeds our expectations for reliability and longevity."

Purchase Date: August 2024 | Usage Period: 8 months

🏢 Commercial Building Facilities Manager Review

⭐⭐⭐⭐☆ David Tran - Facilities Manager, Downtown Office Complex
"Installed the Advanced Model in our basement mechanical room for main line isolation. The 180 psi rating gives us confidence during peak demand periods. It replaced an old cast iron valve that had seized shut—this one operates smoothly with minimal force. Only reason I didn’t give five stars is the weight; it required two people to lift into place, but that’s expected with ductile iron."

Purchase Date: November 2024 | Usage Period: 6 months

🏡 Residential Plumbing Contractor Review

⭐⭐⭐⭐⭐ Carlos Mendez - Licensed Plumber, Specializing in High-End Homes
"Used the Base Model on a luxury home retrofit where the client wanted future-proof components. Even though it's rated for low pressure, its AWWA compliance and resilient seat gave me peace of mind compared to standard residential valves. Easy to integrate with existing copper and PEX lines via transition flanges. Clients love that it’s built to last—no more replacing valves every 10 years."

Purchase Date: May 2025 | Usage Period: 2 months

🏗️ Civil Construction Project Manager Review

⭐⭐⭐⭐⭐ Rebecca Liu - Project Manager, Infrastructure Development Firm
"We specified the Pro Model for a new municipal water main project. With over 50 units installed, the consistency in quality and dimensional accuracy has been impressive. The ability to customize size (DN 200–DN 450) and pressure ratings ensured seamless integration with existing infrastructure. AWWA C515 certification made inspections a breeze. This valve is setting a new standard for durability in our region."

Purchase Date: January 2025 | Usage Period: 7 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 9 reviews (10.1%)
  • ⭐⭐⭐☆☆ (3-star): 2 reviews (2.2%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Waterworks Engineering Expert Recommendation

Dr. Alan Prescott - Certified Water Distribution Specialist (AWWA Member)
"In over 25 years of evaluating valves for municipal applications, I can confidently say this AWWA C509/C515 compliant ductile iron gate valve outperforms cast iron alternatives in both durability and sealing performance. Its ASTM A536 material specification ensures superior fracture resistance, and the resilient seating design meets modern standards for zero-leak operation. Ideal for systems prioritizing long-term reliability over short-term cost savings."

Industrial Maintenance Consultant Recommendation

Linda Harper - Senior Consultant, Industrial Fluid Systems
"For facilities managing wastewater or industrial water loops, the Pro Model’s enhanced corrosion protection and elevated pressure tolerance make it a smart investment. The manual operation may seem outdated to some, but in environments where power failure is a risk, non-electric reliability is a major advantage. I recommend this valve for any operation valuing uptime and reduced lifecycle costs."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Reliable Shut-Off When We Need It Most" - Marcus Greene (Water District Technician)

Posted: 5 days ago

"Used during an emergency repair on a feeder line—shut off completely without hesitation. Reopening after 72 hours under pressure was smooth. No corrosion, no sticking. Exactly what we need in critical response scenarios."

⭐⭐⭐⭐⭐ "Worth the Upgrade from Cast Iron" - Olivia Reed (Plant Maintenance Lead)

Posted: 12 days ago

"Replaced three aging cast iron valves with the Advanced Model. The difference in weight and build quality is night and day. Stem operation is buttery smooth, and the flanged seals haven’t budged. Planning to standardize across our facility."

⭐⭐⭐⭐☆ "Great Product, Slight Lead Time" - Nathan Boyd (Construction Procurement Officer)

Posted: 3 weeks ago

"Performance is outstanding—no issues once installed. Only feedback is that custom orders took 10 days longer than estimated. But given the quality, we’ll reorder despite the wait."

🎯 Reviews by Use Case Category

🏞️ Municipal Water Distribution (32 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • AWWA C509/C515 compliance (94% mentioned)
  • Leak-free resilient seating (91% mentioned)
  • Long-term corrosion resistance (88% mentioned)

🏭 Industrial & Wastewater Facilities (28 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Ductile iron strength under stress (93% mentioned)
  • Performance in corrosive environments (90% mentioned)
  • Manual reliability without power dependency (85% mentioned)

🏢 Commercial Buildings & Residential Retrofits (19 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Ease of installation with flanged design (89% mentioned)
  • Smooth manual operation (86% mentioned)
  • Future-proof material quality (82% mentioned)

🏗️ New Construction & Infrastructure Projects (10 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
  • Customization options (size, coating, pressure) (100% mentioned)
  • Consistent manufacturing quality (90% mentioned)
  • Inspection and code compliance readiness (100% mentioned)

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