Conduit Bending Calculator
Calculate precise measurements for bending EMT, IMC, and rigid conduit. Determine bend angles, shrinkage, take-up, and more for professional electrical installations.
Step 1: Conduit Specifications
Conduit Bending Tips
EMT is easiest to bend and most common. IMC and Rigid require more force. Always use proper bending tools and follow NEC (National Electrical Code) requirements for minimum bend radii.
Step 2: Bend Measurements
Bending Formulas
Shrinkage = 0.1 × (Bend Angle/2) × (Conduit Size). Take-up depends on bender type and conduit size. Always account for springback in rigid conduit.
Conduit Bending Results
Shrinkage Per Bend
Conduit Type Comparison
| Conduit Type | Min Bend Radius | Shrinkage Factor | Difficulty Level |
|---|
Advanced Bend Calculations
Conduit Bending Formulas
Shrinkage = 0.1 × (Bend Angle/2) × Conduit Size
To calculate shrinkage: Multiply 0.1 by half the bend angle, then multiply by the conduit size in inches. For multiple bends, sum the shrinkage of each bend.
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