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PVC Fittings

UPVC & PVC Fittings - MGH YAPI
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UPVC & PVC Fittings

Comprehensive range of high-quality UPVC and CPVC piping systems designed for durability, chemical resistance, and long service life. Meeting international standards for water, drainage, and industrial applications.

UPVC Pipe Fittings

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Fitting Type / Primary Application Design Characteristics & Material Specifics Key Applicable Standards & Specifications
SOLVENT CEMENT SOCKET FITTINGS (Pressure Systems, Permanent Joints)
  • Design: Socket/spigot design, Requires UPVC/CPVC specific cement
  • UPVC: Cold water systems (≤45°C)
  • CPVC: Hot & cold systems (≤93°C)
  • Types: Elbows, Tees, Couplings, Caps, Reducers
  • Colors: Gray (UPVC), Cream/Tan (CPVC)
 Dimensions:
  • ISO 2035 (Socket fittings for pressure pipes)
  • ASTM D2466 (Socket-type PVC fittings)
  • ASTM D2467 (Socket-type CPVC fittings)
Installation:
  • ASTM D2855 (Solvent cement joints)
THREADED FITTINGS (Equipment Connections, Transitions to Metal)
  • Design: NPT threads, Schedule 80+ wall thickness
  • Applications: Pump connections, valve installations, gauge ports
  • Types: Adapters, Nipples, Bushings, Unions
  • Note: Thread sealant required, not for primary pressure joints
 Dimensions:
  • ASTM D2464 (Threaded PVC fittings)
  • ASTM F437 (Threaded CPVC fittings)
Thread Standards:
  • ASME B1.20.1 (NPT threads)
FLANGE ADAPTERS & FLANGES (Transitions to Flanged Equipment)
  • Design: PVC/CPVC flange + backing ring, Bolt-on connections
  • Applications: Connections to pumps, tanks, valves, metal piping
  • Types: Slip-on flange, Blind flange, Adapter flange
  • Pressure Ratings: Per Schedule class
 Dimensions:
  • ASTM D2468 (Flanged PVC fittings)
  • ASTM F438 (Flanged CPVC fittings)
Gasketing:
  • ASTM F477 (Elastomeric seals)
UNION FITTINGS (Serviceable Connections, Maintenance Points)
  • Design: Three-piece design, Allows disassembly without cutting
  • Applications: Equipment isolation, meter installations, maintenance points
  • Types: Socket union, Threaded union, Combination
  • Materials: PVC/CPVC with EPDM/FKM seals
 Standards:
  • ASTM D2468 (Includes union designs)
  • ISO 1452-3 (Plastics piping systems)
MECHANICAL/COMPRESSION FITTINGS (No-Cement Connections, Temporary Systems)
  • Design: Gripper/seal mechanism, No solvent welding required
  • Applications: Temporary lines, repairs, difficult welding conditions
  • Types: Couplings, Repair Clamps, Transition Fittings
  • Seals: EPDM, Nitrile, Viton
 Standards:
  • ASTM F1970 (Mechanical couplings)
  • ISO 13844 (Elastomeric sealing rings)
  • EN 1452-3 (Mechanical joint fittings)
DWV (DRAIN-WASTE-VENT) FITTINGS (Gravity Flow Systems)
  • Design: Socket or hub design, For non-pressure applications
  • Applications: Sanitary drainage, vent systems, soil/waste
  • Types: Sanitary Tees, Wyes, P-Traps, Cleanouts, Bends
  • Materials: UPVC only (CPVC not typical)
 Dimensions:
  • ASTM D2665 (DWV fittings)
  • ASTM D3311 (DWV hubless fittings)
  • ISO 3633 (Soil/waste systems)
EXPANSION/COMPENSATION FITTINGS (Thermal Movement Accommodation)
  • Design: Slip-type design with seals, Accommodates expansion/contraction
  • Critical for CPVC: High thermal expansion coefficient
  • Types: Expansion Loops, Offsets, Slip Couplings
  • Applications: Long runs, temperature variations
 Standards:
  • ASTM F1974 (Metal insertion fittings)
Design per:
  • ASTM D2846 (CPVC hot water systems)
INJECTION-MOLDED FITTINGS (Standard Pressure Applications)
  • Design: Most common type, Consistent wall thickness
  • Sizes: Up to DN 110 (4") typically
  • Applications: General plumbing, irrigation, industrial
  • Quality: Smooth interior, uniform material distribution
 Standards:
  • ISO 1452-3 (Injection-molded fittings)
  • ASTM D2466/2467
Quality:
  • ISO 9853 (Injection-molded fittings test)
FABRICATED FITTINGS (Large/Custom Sizes, Special Angles)
  • Design: Made from pipe sections, Custom geometries
  • Applications: Large diameters, special angles, manifolds
  • Types: Mitered Elbows, Reducers, Special Tees
  • Fabrication: Solvent welding or butt fusion
 Fabrication Standards:
  • ASTM D2855 (Fabricated joints)
  • AWS G1.10M (Hot gas welding guide)
PRESSURE FITTINGS - SCHEDULE vs CLASS (Pressure Rating Systems)
  • Schedule System: Sch 40, 80, 120 (wall thickness based)
  • Class System: Class 125, 150, 200 (pressure rating based)
  • Applications: Water supply, industrial process, irrigation
  • Conversion: Charts needed for cross-reference
 Schedule Standards:
  • ASTM D2466 (Schedule 40/80)
Class Standards:
  • ASTM F437 (Class fittings)
Pressure Rating:
  • ASTM D2837 (Hydrostatic design basis)
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