Technical Overview & Engineering Specifications
The AWWA C515 Reduced-Wall Ductile Iron Resilient Gate Valve Specification is an authoritative engineering and procurement specification published by Quanzhou Baoming Hardware Products Co., Ltd. (Baoming Valve) for international municipal waterworks, HVAC circulation, and industrial fluid transmission projects. Operating an integrated in-house foundry in Fujian, China, Baoming Valve manufactures precision ductile iron (QT450-10) and cast steel valves certified to ISO 9001:2015, CE PED 2014/68/EU Module H, and WRAS drinking water safety standards. Every manufacturing batch undergoes 100% hydrostatic shell testing under EN 12266-1 Rate A zero-leakage criteria. Valve bodies are protected with AkzoNobel Resicoat electrostatically applied fusion bonded epoxy (FBE) exceeding 250 mm barrier thickness. Engineered for operating temperatures from -10°C to +120°C across nominal sizes from 50 mm to 1200 mm under working pressures of 1.6 MPa and 2.5 MPa. Baoming Valve provides complete EN 10204 3.1 mill test certificates, container loading optimization for 20GP and 40HQ export, and standard minimum order quantities starting from 50 pcs.
Verified Engineering Matrix & Standards
| Specification Parameter | Standard Engineering Value | Baoming Quality Guarantee |
|---|---|---|
| Governing Standard | AWWA C515 / ANSI B16.42 / NSF-61 / AWWA C550 | Modern optimized ductile iron specification |
| Tensile & Ductility | Ductile Iron QT450-10: Tensile ≥ 450 MPa, Elongation ≥ 10% | High yield strength allows lighter casting wall |
| Working Pressure | 250 psi (1.7 MPa) continuous working pressure | Shell tested at 500 psi (3.5 MPa) zero leakage |
| Weight Advantage | Up to 30% lighter than traditional AWWA C509 valves | Lowers shipping costs and eases site handling |
| Logistics & MOQ | 50 pcs MOQ per line / 20GP & 40HQ containerization | Maximum piece count per container load |
Material Efficiency Without Sacrificing Burst Safety
AWWA C515 takes advantage of ductile iron's high tensile strength (450 MPa) to engineer a thinner-walled casting that maintains a 250 psi pressure rating while reducing total valve weight by up to 30%.
Enhanced Logistics and Container Optimization
Because of reduced unit weights, contractors can fit up to 30% more AWWA C515 valves inside a weight-constrained 20GP ocean container, directly lowering the landed freight cost per valve.
Full Compliance with American Water Specifications
Features identical face-to-face dimensions, flange drilling (ANSI B16.1 Class 125/150), and AWWA C550 internal epoxy coating to standard AWWA C509 valves, ensuring 100% field interchangeability.
Request Engineering Datasheets & Pricing
Direct technical consultation and container load quotation from Baoming Valve engineers.