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Malleable iron pipe fittings with electrophoretic coating
Malleable iron pipe fittings with electrophoretic coating

Malleable iron pipe fittings with electrophoretic coating

Mallable iron electrophoretic tees are made of high-strength malleable cast iron in a single piece, combined with advanced electrophoretic coating technology, to achieve precise three-dimensional flow separation between main and branch pipes. The products possess excellent corrosion resistance and structural strength, and are specifically designed for pipeline flow separation needs in harsh environments.

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Product Description

Technical Highlights


Fluid Optimization Design


The flow splitter is optimized using CFD simulation to reduce eddy current generation.


The branch pipe connection angle is precisely controlled at 45°, reducing pressure loss by 35%.


The internal cavity is mechanically polished, with a roughness Ra≤6.3μm.


Full Protective Coating System


360° full-immersion electrophoresis process, eliminating any coating dead angles.


40-50μm epoxy resin electrophoretic layer, salt spray resistance ≥1200 hours.


Surface polyurethane transparent topcoat, UV resistant and anti-aging.


Performance Parameters


Structural Performance


Working Pressure: 4.0MPa (PN40)


Burst Pressure: ≥8.0MPa


Applicable Temperature: -30℃~130℃


Material Standard: Malleable Cast Iron


Corrosion Resistance


1 No red rust after 000 hours of neutral salt spray test


Coating intact after 30-day cyclic corrosion test


Adhesion test reaches Grade 0 standard (cross-cut test)


Product Series: Equal diameter tees: 1/2"~3" full range


Reducing tees: 1"×1"×3/4", 1-1/4"×1-1/4"×1", 2"×2"×1-1/2"


Special tees: 45° angled tees, Y-type diverter tees


Coating colors: Standard black/Custom gray


Applications: Chemical pipelines: Diversion and transportation systems for corrosive media


Marine engineering: Distribution and connection of seawater pipelines in ship hulls


Environmental facilities: Diversion networks for sewage treatment plants


Coastal buildings: Water supply and drainage systems in high salt spray environments


Installation specifications: 


① Before installation, confirm that the medium flow direction is consistent with the tee direction.


② Use a torque wrench to tighten gradually in a diagonal sequence.


③ It is recommended to add pipe support within 30cm downstream of the branch pipe.


④ Conduct a pressure test (1.5 times the working pressure) 24 hours after installation.


Quality Assurance: 100% penetrant testing of castings.


Multi-point measurement of electrophoretic coating thickness (≥16 points per piece).


6.0MPa water pressure test, holding pressure for 5 minutes.


Full inspection of dimensional accuracy, tolerance controlled within ±0.2mm.


Selection Guide: Standard flow distribution: Equal diameter tee; Main pipe reduction: Reducing tee; High-pressure system: Thickened series tee; Special media: Optional anti-corrosion lining model.


Malloy electrophoretic tees—providing reliable flow distribution solutions for complex piping systems with comprehensive anti-corrosion protection and precise fluid design!




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