Metal Hardness Testing Made Easy

Portable elemental analysis
STX ROI Calculator
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Base case
Current annual damage cost
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Loads/day × 250 × damage rate × cost/incident
Total investment
—
STX per unit × strapping lines
Annual cost savings
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Current damage cost × reduction
Payback period
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Investment ÷ monthly savings
Total savings — 4 years
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(Annual savings × 4) − investment
Total savings — 5 years
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(Annual savings × 5) − investment
Annual damage cost — current vs. with STX (base case)
Current
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With STX
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Assumption sensitivity
Which assumption moves the answer most? Set an uncertainty band around each input and see the 5-year net range. The widest bar is the variable most worth nailing down.
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Base-case 5-year net: —
Each row shows what happens to the 5-year net when that one assumption swings by its ± band, holding everything else at your base. The widest bar is the biggest lever — that's where a phone call with a specialist pays off most.
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Tension Measurement 101: Get the Basics Right!