Description
upvc pipe 3″ SDR-32.5
AGM imported from Saudi Arab ASTM uPvc pipes sdr-32.5, Drain sewer ventilation HVAC .importer distributor in Pakistan contact 0322-3540656
What is AGM upvc pipe 3″ SDR-32.5 ?
A wide range of fluid-conveying systems use an AGM UPVC Pipe 3″ SDR-32.5, a type of Un plasticized Polyvinyl Chloride (UPVC) pipe. When scaled up to an 8″ size, it’s essentially the same type of pipe but with a larger diameter.
Here’s a clear breakdown of what it is, what it’s used for, and why SDR-32.5 matters:
UPVC AGM upvc pipe 3″ SDR-32.5
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Material: UPVC (Un plasticized PVC) — a rigid, durable, chemical-resistant thermoplastic.
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Brand/Mark: AGM — indicates the manufacturer or product line.
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Size: 8″ nominal diameter (your referenced version; original example was 3″).
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Imported: From Saudi Arabia — often following GCC / ASTM / relevant standards.
📏 Understanding SDR-32.5
SDR = Standard Dimension Ratio
It describes the ratio between the pipe’s outer diameter and wall thickness:
SDR=Outside Diameter Wall Thickness\text{SDR} = \frac{\text{Outside Diameter}}{\text{Wall Thickness}}
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SDR-32.5 means a relatively thicker wall compared to higher SDR values (like SDR-41).
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Lower SDR numbers = thicker wall = higher pressure rating.
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SDR-32.5 is commonly used in underground sewer, drainage, and medium pressure liquid transport.
Unlike Schedule (SCH) ratings, SDR is a dimensional system used widely in PVC/HDPE piping.
🛠️ Typical Uses
An 8″ AGM UPVC SDR-32.5 Pipe can be used in:
HVAC Systems
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Drain lines for condensate
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Non-pressurized return lines
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Cooling water distribution where UPVC compatibility is fine
Water Supply
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Cold potable water mains (depending on local standards)
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Intermediate pressure service
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Building infrastructure runs
Sewerage & Wastewater
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Gravity sewer lines
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Storm drains
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High volume wastewater conveyance
UPVC is ideal for these because it’s:
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Corrosion & chemical resistant
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Smooth-bore (low friction)
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Lightweight and easy to install
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Good long-term life for drainage/sewer networks
🧠 How It Compares With Other Ratings
| Property | SDR-32.5 (e.g., 8″) | SCH-40 |
|---|---|---|
| Wall Thickness | Defined by SDR ratio | Defined by schedule table |
| Pressure Handling | Moderate to good | Typically higher for same diameter |
| Common Use | Sewer, drainage, medium pressure | Water supply, pressure piping |
Note: An 8″ SDR-32.5 pipe generally has a thicker wall and higher pressure rating than an SDR-41 pipe but lower than an 8″ SCH-40 pipe (if compared directly).



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