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Municipal Water Treatment Systems ASTM A105 Slip On Flanges custom

Municipal Water Treatment Systems ASTM A105 Slip On Flanges Manufacturers

-- Steady & Reliable Manufacturer --

Reliable Flanges for Water Infrastructure

Municipal water treatment and distribution demand cost-effective, high-reliability piping components that can last for decades. Our ASTM A105 Slip On Flanges are the industry standard for non-corrosive water applications, including potable water lines, pumping stations, and filtration headers. ASTM A105 carbon steel provides the necessary mechanical strength and weldability for large-scale infrastructure. The Slip-On design is particularly favored in water treatment because it allows for easy alignment and dual-welding (internal and external), providing a robust leak-proof joint. As a specialized manufacturer, we offer these flanges with high-quality galvanized or epoxy coatings to protect against external environmental corrosion, ensuring that the critical water supply infrastructure remains secure and functional with minimal maintenance.

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Product

Water Works Specifications

CategoryDetails
MaterialASTM A105 Forged Carbon Steel
StandardsASME B16.5, AWWA C207
Pressure ClassesClass 150, Class 300, PN10, PN16
Size RangeDN15 to DN2000 (1/2" to 80")
Surface FinishHot Dip Galvanized, Fusion Bonded Epoxy (FBE), Black Primer
Face TypeFlat Face (FF) or Raised Face (RF)

Municipal & Utility Applications

These ASTM A105 slip-on flanges are primarily used in municipal water treatment plants for connecting intake pumps, sand filters, and chlorination tanks. They are the go-to choice for large-diameter urban water distribution mains and sewage treatment facilities. In irrigation projects, they connect high-flow pumps to distribution headers. Because they are easy to install in the field, they are frequently used in the expansion of existing city water networks and the replacement of aging infrastructure. They are also suitable for industrial cooling water systems and fire protection piping where carbon steel is the specified material. Their adaptability to various standards (like AWWA) makes them versatile for both high-pressure transmission and low-pressure utility service.

Infrastructure Performance Advantages

  • Cost Efficiency: ASTM A105 provides an excellent balance of strength and affordability for high-volume municipal projects.
  • Simplified Installation: Slip-on design requires less precision in pipe cutting, making it ideal for field-welded water lines.
  • Corrosion Protection: We offer specialized coatings like Hot Dip Galvanizing to prevent rust in damp treatment plant environments.
  • Solid Forged Quality: Our forging process eliminates the internal voids found in cast products, ensuring long-term pressure containment.

Shipping & Project Logistics

We support public tender and private contractor payment terms, including T/T and L/C. For large municipal projects, we provide bulk palletization and staggered delivery schedules to match construction timelines. Each flange is marked with the material grade, size, and heat number for full traceability. We provide 3.1 Mill Test Certificates as part of our quality assurance. Shipping is available globally, with specialized experience in delivering to large-scale water project sites. To prevent damage to the machining, flanges are shipped on heavy-duty pallets with protective layers between each unit. Our logistics team ensures that all municipal standards for documentation are met for easy project approval.

  • Q: Are these flanges suitable for drinking water?
  • A: Yes, especially when supplied with a food-grade epoxy coating or used in lines where the carbon steel is appropriately treated for potable water service.
  • Q: Can you provide large diameter flanges for water mains?
  • A: Absolutely, we specialize in large-diameter flanges up to 80 inches (DN2000) under AWWA or ASME B16.47 standards.
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Jiangyin Gaoxin Pipe Fittings Co., Ltd.
About Us
JIANGYIN GAOXIN PIPE FITTINGS CO.,LTD.
Our company is a professional manufacturer of pressure piping components. As Municipal Water Treatment Systems ASTM A105 Slip On Flanges Manufacturers，Our product range covers butt-weld, socket-weld, and threaded pipe fittings, including flanges and customized non-standard parts. These products are widely used in industries such as oil & gas, chemical processing, power generation, shipbuilding, papermaking, metallurgy, pharmaceuticals, and food processing. We manufacture according to standards such as ASME, EN,JIS,DIN,ANSI,GOST, MSS, GB/T,HG, DL, SH, SY,and have a complete range of inspection equipment, a strict quality control system, and various certifications（PED,AD2000,EAC, ABS,BV, DNV,NORSOK M650, ISO9001,ISO14001,ISO45001,etc.）, making us a leader in the industry.

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