Description
Male Socket 75×2-1/2″
Brass Female Adaptor (threaded) DADEX ppr pipe and fittings ,, importer, distributors and dealers in Islamabad Pakistan. contact 0322-3540656
What is Male Socket 75×2-1/2″ DADEX PPRc ?
The Male Socket 75×2-1/2″ DADEX PPRc PN 25 is a polypropylene random copolymer (PPRc) threaded adaptor used in HVAC systems and hot/cold water supply lines. It connects PPRc pipes to threaded metal fittings, ensuring durability, corrosion resistance, and high-pressure performance up to PN 25 (25 bar).
🔧 Description
- Type: Male threaded adaptor/socket
- Size: 75mm pipe diameter × 2-1/2″ threaded connection
- Material: Polypropylene Random Copolymer (PPRc)
- Brand: DADEX Polydex (Pakistan)
- Application: HVAC piping, hot and cold water supply, industrial fluid transport
This fitting allows transition between PPRc pipes and metal threaded systems, making it essential in mixed-material installations.
📐 Specifications
| Feature | Details |
|---|---|
| Nominal Pressure (PN) | PN 25 – supports up to 25 bar pressure |
| Size | 75mm × 2-1/2″ |
| Material | PPRc (polypropylene random copolymer) |
| Properties | Environment-friendly, low thermal conductivity, resistant to abrasion and corrosion |
| Temperature Range | Suitable for hot and cold water applications |
| Compatibility | Works with DADEX Polydex PPRc pipes and fittings |
🛠 Installation
- Preparation:
- Cut PPRc pipe to required length.
- Ensure pipe ends are clean and square.
- Fusion Welding:
- Heat the socket end and pipe using a PPR welding machine.
- Insert pipe into socket until marked depth.
- Allow cooling for a secure joint.
- Thread Connection:
- The male threaded end connects to metal fittings (valves, pumps, manifolds).
- Use PTFE tape or thread sealant to prevent leakage.
- Testing:
- Pressure test the system after installation to ensure leak-free operation.
💡 Usage
- HVAC Systems: Connects PPRc pipelines to threaded HVAC equipment.
- Hot & Cold Water Supply: Provides durable joints in domestic/commercial plumbing.
- Industrial Applications: Suitable for transporting pressurized fluids due to PN 25 rating.
- Corrosion Resistance: Ideal for areas where metal fittings may corrode.
⚠️ Key Considerations
- Ensure correct fusion welding temperature (usually 260°C for PPRc).
- Avoid overtightening threaded connections to prevent cracking.
- PN 25 rating makes it suitable for high-pressure systems, but always confirm system design pressure.
- Use only with compatible DADEX Polydex fittings for best performance.



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