AWWA Standard Flanges
Pressure Classes:
Class B (86 psi) & Class D (150-175 psi) – Standard duty.
Class E (275 psi) & Class F (300 psi) – Heavy duty.
Available Types:
Ring Flanges (Slip-on)
Hub Flanges (For higher pressure stability)
Blind Flanges (For pipeline termination).
Size Range: 4" – 144" (DN100 – DN3600) | Specialists in Large Diameters.
Material Selection:
Carbon Steel: ASTM A36, A105, A181.
Stainless Steel: ASTM A240/A182 Grade 304/L, 316/L.
Facing: Flat Face (FF) as per AWWA standard requirements.
- Free Samples
- Quality Assurance
- 24/7 Customer Service
Product Introduction
AWWA Standard Flanges - Professional Water System Solutions
Hebei Jinsheng Pipe Fitting Manufacturing Co., Ltd., with over 40 a long time of industry encounter, specializes in fabricating high-quality AWWA standard flanges for municipal water frameworks. Our cutting edge 7,000+ square meter office produces spines extending from 4" to 144" breadth, highlighting Lesson B, D, E, and F evaluations. With yearly deals surpassing RMB 100 million and month to month shipments outperforming 50 holders, we convey dependable water framework arrangements to 30+ nations worldwide.
AWWA Standard Flanges Overview
Our flanges are particularly designed for metropolitan waterworks, wastewater treatment, and water system frameworks. These flanges give predominant execution in water applications whereas advertising critical taken a toll focal points over conventional ASME flanges.
You'll discover our AWWA spines especially advantageous for large-diameter water transmission ventures. The plan centers on optimizing fabric utilization without compromising auxiliary astuteness, making them perfect for budget-conscious civil projects.
Key Features & Advantages
Cost-Efficient Design
Our product optimized thickness and weight decrease compared to ASME flanges of comparable distance across. This interprets to considerable investment funds in both obtainment costs and shipping costs for your water projects.
Large-Diameter Expertise
We specialize in fabricating larger than usual spines surpassing 100 inches, culminate for city-wide water transmission frameworks and treatment plants where standard flanges drop short.
Universal Valve Compatibility
AWWA jolt designs adjust with ASME B16.1/B16.5 benchmarks, guaranteeing consistent association to standard water pumps, valves, and hardware without extra adapters.
Enhanced Durability
Engineered particularly for water benefit situations, these ribs stand up to erosion and keep up basic astuteness all through amplified benefit life.
Technical Specifications
| Parameter | Specification |
|---|---|
| Standard | AWWA C207 |
| Classes | Class B, D, E, F |
| Size Range | 4" - 144" |
| Types | Steel Ring (Slip-on), Hub Type, Blind |
| Pressure Ratings | Class D: 150 psi, Class E: 275 psi, Class F: 300 psi |
| Face Type | Raised Face, Flat Face |
| Material Grade | Carbon Steel, Ductile Iron |
Standards & Certifications
Our manufacturing processes strictly adhere to AWWA C207 standards. All products undergo rigorous testing according to ISO 9001 quality management systems. We maintain certifications including ISO, CE, and GOST-R to ensure global compliance.
Chemical Composition & Mechanical Properties
| Grade | Carbon (%) | Manganese (%) | Phosphorus (%) | Sulfur (%) | Yield Strength (MPa) |
|---|---|---|---|---|---|
| ASTM A36 | 0.26 max | 1.35 max | 0.04 max | 0.05 max | 250 min |
| ASTM A105 | 0.35 max | 0.60-1.05 | 0.035 max | 0.04 max | 240 min |
Manufacturing Process
Our progressed fabricating utilizes exactness manufacturing and machining forms. Each flange experiences cautious fabric choice, warm treatment, and dimensional confirmation. We utilize state-of-the-art hardware counting CNC machining centers and computerized welding frameworks to guarantee steady quality.
Quality checkpoints all through generation incorporate chemical composition investigation, mechanical property testing, and dimensional assessment utilizing facilitate measuring machines.
Surface Finish & Coating Options
Standard wraps up incorporate machined surfaces with 125-250 microinch appraisals. We offer different defensive coatings:
- Hot-dip galvanizing for improved erosion resistance
- Epoxy powder coating for stylish and defensive purposes
- Fusion-bonded epoxy for requesting environments
- Custom coating arrangements based on your specifications
Applications
AWWA standard flanges serve critical roles in:
- Municipal water conveyance networks
- Wastewater treatment facilities
- Industrial water systems
- Irrigation infrastructure
- Water pumping stations
- Storage tank connections
- Fire assurance systems
These spines exceed expectations in situations requiring solid, cost-effective associations for large-diameter water transmission lines.
Packaging & Delivery
We guarantee secure bundling utilizing wooden cases with dampness security for universal shipment. Standard conveyance timeframes run from 15-30 days depending on arrange measure and determinations. Our coordinations group facilitates with solid cargo forwarders to guarantee opportune conveyance to your extend site.
Each shipment incorporates comprehensive documentation counting fabric certificates, test reports, and establishment guidelines.
Customization Service
Your interesting extend necessities drive our customization capabilities. We suit extraordinary measurements, non-standard weight evaluations, and custom jolt designs. Our building group works closely with you to create arrangements assembly particular venture needs.
Prototype advancement and test orders are welcome to confirm details some time recently full generation commitment.
Quality Control
Every flange experiences comprehensive testing including:
- Dimensional confirmation utilizing exactness measuring equipment
- Hydrostatic weight testing
- Material composition examination through spectrometer
- Surface wrap up inspection
- Non-destructive testing when specified
Our quality administration framework guarantees reliable execution and unwavering quality over all items.
FAQ
Q: What is the pressure limit for an AWWA Class D flange?
A: AWWA Class D flanges are rated for 150 psi water service. For higher pressures, consider Class E (275 psi) or Class F (300 psi) options.
Q: How do AWWA flanges compare to ASME flanges for water applications?
A: AWWA flanges offer optimized design for water service with reduced material costs while maintaining structural integrity. They're specifically engineered for municipal water applications.
Q: Can you manufacture flanges larger than 144 inches?
A: Yes, we specialize in oversized flanges and can accommodate custom requirements beyond standard size ranges.
Q: What's the typical lead time for large-diameter AWWA flanges?
A: Lead times vary from 20-45 days depending on size and quantity. Contact us for specific project timelines.\
Contact Us
Ready to discuss your AWWA standard flanges requirements? Contact our technical team at admin@jsfittings.com for expert guidance and competitive pricing.
Send Inquiry
