Achieve a seamless and leak-proof connection with Ruisongbuild’s DIN standard UPVC couplings. Specifically designed for metric piping systems, these high-strength sockets comply with DIN 8063 and are rated for PN16 pressure. Whether you are connecting pipes for municipal water supply, industrial chemical processing, or swimming pool filtration, our UPVC couplings offer exceptional chemical resistance and a smooth internal bore for optimal flow. Engineered for solvent cement welding, Ruisongbuild fittings ensure a permanent, high-integrity bond in any rigid PVC-U infrastructure.
描述
Ruisongbuild DIN UPVC Couplings: The Foundation of Reliable Piping Connections
In any rigid piping system, the coupling is the most critical link. Ruisongbuild’s DIN Standard UPVC Couplings (also known as sockets or straight joints) are engineered to provide a robust, permanent connection between two metric PVC pipes. Utilizing premium unplasticized PVC resin, our fittings are built to withstand the rigors of high-pressure fluid transport while maintaining total immunity to corrosion and chemical degradation.
Technical Specifications & Compliance
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Material: High-Grade Unplasticized Polyvinyl Chloride (聚氯乙烯).
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Standard: DIN 8063 (Metric Metric Series).
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Pressure Rating: PN16 (1.6 MPa) – Suitable for high-pressure systems.
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Size Range: Available from 20mm to 400mm (Outside Diameter).
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Connection Type: Socket x Socket (Solvent Cement Welding).
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Temperature Range: 0°C to 60°C (32°F to 140°F).
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Color: Industrial Dark Gray (Metric Standard).
Why Ruisongbuild Fittings Stand Out?
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Precision Engineered Fit: Our injection-molding process ensures consistent tolerances, providing a perfect “snug fit” with DIN pipes for easier solvent welding and a 100% leak-proof seal.
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Superior Pressure Resistance: Unlike standard residential fittings, our couplings are thickened to handle PN16 pressure, making them safe for industrial pumping and municipal mains.
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Full Chemical Compatibility: Ideal for transporting acids, alkalis, and salts without the risk of pitting, scaling, or galvanic corrosion.
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Hygienic & Safe: Lead-free and non-toxic, making them perfectly safe for potable drinking water and aquaculture systems.
Common Applications
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Water Treatment: Filtration systems, desalination, and RO (Reverse Osmosis) skids.
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Chemical Processing: Industrial acid/base transport lines.
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Irrigation & Agriculture: High-pressure mainline connections for farms and greenhouses.
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Aquatics & Pools: Commercial swimming pools, aquariums, and water parks.
Build a Complete System
To ensure a perfect match, we highly recommend using these couplings with our [DIN Standard UPVC Water Pipes ] or [Industrial UPVC Pipes ]. For higher temperature applications, please see our [DIN CPVC Fittings].
Frequently Asked Questions
Q1: What is a “DIN Coupling” and why is it called a Metric Fitting?
A: A DIN coupling follows the Deutsche Industrie Norm (German Standard), which uses the Metric system (millimeters) for its measurements. It is designed to fit pipes measured by their outside diameter (e.g., 20mm, 32mm, 50mm), unlike ASTM standards which use inches.
Q2: Can I use regular PVC glue for these PN16 couplings?
A: Yes. These fittings are designed for Solvent Cement Welding. For PN16 high-pressure systems, we recommend using a high-quality, heavy-bodied UPVC solvent cement and a proper primer to ensure the joint is chemically fused and capable of holding full pressure.
Q3: Is a PN16 coupling stronger than a PN10?
A: Yes. A PN16 coupling is designed to handle up to 16 bars of pressure, whereas a PN10 is rated for 10 bars. PN16 fittings have thicker walls and are the preferred choice for industrial and pressurized water mains.
Q4: Can I use this coupling to connect PVC to Metal?
A: Not directly. This is a Socket x Socket fitting for PVC-to-PVC solvent welding. To connect to metal pipes or valves, you should use our [UPVC Adaptor Fittings] which feature a solvent socket on one side and a brass or plastic thread on the other.
Q5: Are these couplings UV resistant for outdoor use?
A: While UPVC has inherent resistance to weathering, prolonged exposure to intense sunlight can cause discoloration. If used in permanent outdoor, exposed locations, we recommend painting the fittings with water-based latex paint to maintain their long-term impact strength.
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