SDR 7.4 (Standard Dimension Ratio) represents the ratio between pipe outside diameter and wall thickness, specifically designed for high-pressure applications, commonly used in PE100 pipe systems.
Technical Specifications
| Parameter | Value | Significance |
|---|---|---|
| SDR Value | 7.4 | OD/Wall thickness |
| Pressure Rating | PN25 (25 bar) | Operating pressure |
| Wall Thickness | ~13.5% of OD | Material strength |
| Safety Factor | 1.25 | Design margin |
| Service Life | 50+ years | Design lifetime |
Size Specifications
| Nominal Size (mm) | Wall Thickness (mm) | Weight (kg/m) |
|---|---|---|
| 32 | 4.4 | 0.41 |
| 63 | 8.6 | 1.58 |
| 110 | 15.1 | 4.82 |
| 160 | 21.9 | 10.2 |
| 225 | 30.8 | 20.1 |
Application Areas
Key uses include:
. High-pressure water
. Industrial processes
. Mining operations
. Gas distribution
. Chemical transport
. Pressure systems
Critical Factors
Essential considerations:
. Installation method
. Pressure testing
. Joint integrity
. Temperature effects
. Quality control
. System monitoring
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The content on PossessionPlanning.com is for informational purposes only. We make no guarantees regarding completeness or reliability. PossessionPlanning.com is an independent platform, not affiliated with or endorsed by any
rail
operator or government agency. Read our
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The content on PossessionPlanning.com is for informational purposes only. We make no guarantees regarding completeness or reliability. PossessionPlanning.com is an independent platform, not affiliated with or endorsed by any
rail
operator or government agency. Read our
Terms of Use.
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