UPVC Union
The UPVC Union is a versatile and detachable pipe fitting designed to connect two UPVC pipes while allowing easy disassembly for maintenance, repairs, or system modifications. Constructed from high-quality Unplasticized Polyvinyl Chloride (UPVC), it ensures reliable, leak-proof performance and is ideal for use in water treatment, irrigation, chemical processing, and industrial piping systems.
UPVC Union
Key Features Of UPVC Union
- Detachable Connection: Allows quick assembly and disassembly without cutting the pipeline.
- Leak-Proof Seal: Equipped with O-ring or gasket for secure sealing.
- High Chemical & Corrosion Resistance: Suitable for aggressive and corrosive fluids.
- Strong and Durable: Maintains structural integrity under pressure.
- Simple Installation: Solvent weld socket ends for secure fitment.
- Maintenance Friendly: Facilitates easy system inspection and servicing.

Technical Details of UPVC Union
Parameter | Specification |
---|---|
Material | UPVC (Unplasticized Polyvinyl Chloride) |
Type | Union (Socket Type) |
Size Range | ½” to 4” (15 mm to 110 mm) |
Connection Type | Solvent Weld Socket Ends |
Sealing Element | EPDM or FPM O-Ring |
Operating Pressure | Up to 10 bar (150 psi) |
Temperature Range | 0°C to 60°C (32°F to 140°F) |
Color | Typically Grey |
Standards Compliance | ISO, ASTM, DIN |

Size (Inch) | ID (mm) | OD (mm) | WT (mm) | SL (mm) | L (mm) | H (mm) |
---|---|---|---|---|---|---|
½ | 21.64 | 29.10 | 3.73 | 22.23 | 46 | 62 |
¾ | 26.97 | 34.79 | 3.91 | 25.40 | 53 | 65 |
1 | 33.78 | 42.88 | 4.55 | 28.58 | 69 | 68 |
1¼ | 42.55 | 52.25 | 4.85 | 31.75 | 71 | 85 |
1½ | 48.72 | 58.88 | 5.08 | 34.93 | 95 | 85 |
2 | 60.78 | 71.86 | 5.54 | 38.10 | 115 | 94 |
2½ | 73.38 | 88.54 | 7.58 | 45.45 | 125.8 | 101.4 |
3 | 89.31 | 97.41 | 8.10 | 48.63 | 146.7 | 107 |
4 | 114.76 | 124.19 | 9.43 | 58.15 | 176.2 | 126.35 |
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ID – Inner Diameter
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OD – Outer Diameter
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WT – Wall Thickness
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SL – Socket Length
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L – Overall Length
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H – Hex Height (typically including nut for tightening)
UPVC Union
Technical Specifications of UPVC Union
Parameter | Specification |
Material | UPVC (Unplasticized Polyvinyl Chloride) |
Type | Union (Socket Type) |
Size Range | ½” to 4” (15 mm to 110 mm) |
Connection Type | Solvent Weld Socket Ends |
Sealing Element | EPDM or FPM O-Ring |
Operating Pressure | Up to 10 bar (150 psi) |
Temperature Range | 0°C to 60°C (32°F to 140°F) |
Color | Typically Grey |
Standards Compliance | ISO, ASTM, DIN |

Custom Product Manufacturing Available
If you are searching for customized product designs that meet your requirements, don’t worry. Petron Thermoplast also offers custom product manufacturing services to meet the unique needs of various industries. Work with our expert engineers to create custom designs suited for your application.