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Canvas Tension Edge Force Density Tool

Measured edge-force density only; the explicit reference is not a conservation safety threshold.

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Description

Return canvas edge force per length and a reference gap.

Conservation measurements separate nominal material composition, contact geometry, expansion and mechanical response. A volume fraction or clearance term evaluates supplied properties under a limited model; actual material compatibility, treatment effects and object stability require examination and specialist judgment.

Return canvas edge force per length and a reference gap.

When to use this tool

Use Canvas Tension Edge Force Density when checking the stated conservation material, dimensional or mechanical term.

How to use the tool and how it works

  1. Enter edgeForce, edgeLength, referenceDensity. Use the units and conventions below.
  2. Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
  3. Read forcePerLength, margin. Use the output convention below.

Return canvas edge force per length and a reference gap. Require edgeForce/referenceDensity >= 0 and edgeLength > 0; forcePerLength = force/length, margin = forcePerLength-referenceDensity.1

Input fieldMeaning and unitsAccepted input
edgeForceEdge ForceRequired. Finite number; minimum 0.
edgeLengthEdge LengthRequired. Finite number; strictly above 0.
referenceDensityReference DensityRequired. Finite number; minimum 0.
Output fieldInterpretationReturned shape
forcePerLengthForce Per LengthRequired. Finite number.
marginMarginRequired. Finite number.
json
{
  "input": {
    "edgeForce": 100,
    "edgeLength": 2,
    "referenceDensity": 40
  },
  "output": {
    "forcePerLength": 50,
    "margin": 10
  }
}

Limitations and assumptions

  • Reference density is supplied, not a safe tension; actual canvas behavior, mounting suitability and conservation treatment are not determined.
  • Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
  • Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.

Alternative or Complementary methods

Use calibrated measurements, representative material tests and qualified conservation/engineering assessment before actual treatment, mounting or handling.

References

  1. Calculation and input contract: art-conservation/canvas-tension-edge-force-density — tool.io

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