Industry Application Guide

Pipe Flanges & Fittings for Water & Wastewater Infrastructure

Flanges & fittings for water treatment, distribution, and wastewater: carbon steel & stainless, AWWA and ASME B16.5 compliant. Quote in 30 minutes.

Industry Sector Overview

Heavy-duty carbon steel and stainless steel flanges designed for municipal water treatment plants, cross-country water supply mains, sewage pumping stations, and desalination plants.

Critical Operating Challenges & Design Constraints

Large-diameter piping connections subject to soil settlement and ground movement
Corrosion from untreated sewage, industrial effluent, and soil moisture
High volume procurement requiring strict cost control and reliable delivery schedules

Recommended Material Grade Selection Matrix

Material GradeSpecific Application & Fluid Service
ASTM A105 / A36 Carbon SteelPotable water distribution lines
ASTM A182 F304 / F316Corrosive wastewater & chemical dosing
Duplex 2205High-salinity desalination intake lines

Recommended Flange Types

Large Diameter Slip-On & Blind Flanges
ASME B16.47 Series A & B Flanges
Flat Face AWWA Mating Flanges

Recommended Material & Product Guides

Carbon Steel FlangesASME B16.47 Standard

Industry FAQs

Q: Do you supply AWWA-standard flanges or ASME B16.5 flanges for water projects?

A: Remax Forge produces standard ASME B16.5 and B16.47 flanges up to 60 inches, which fully meet or exceed AWWA Class D/E pressure ratings. Custom AWWA flange dimensions are manufactured upon request.

Sector Specific Inquiry

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