IQ-CAL-011REV 0NOT A CERTIFICATE
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Engineering unit conversion

IQ-CAL-011 · Rev 0 Indicative · 11/11/2026 · Not a certificate

INPUTS + RESULTSUNITS AS TABULATED

IQ Engineering Group · Sydney · IQ-CAL-011 · Engineering unit conversion · millimetres, kN, kNm, MPa unless noted

DISCLAIMER

Convert

1.0 MPa in every unit of this quantity. Temperature uses the Kelvin offset.

Glossary
T = 9550 P / n
Shaft torque from power. P in kW, n in rpm, T in N·m. Inverse P = T n / 9550.
Stress
1 MPa = 1 N/mm² ≈ 145.0 psi. 1 ksi = 6.9 MPa.

Stress · 1.0 MPa

UnitValueUnitValue
Pa1,000,000.0kPa1,000.0
MPa1.0N/mm²1.0
N/m²1,000,000.0GPa0.00
psi145.0ksi0.15
kgf/mm²0.10

Shaft power · T = 9550 P / n

T — N·m65.9
T — lbf·ft48.6
Check P — kW10.0

At 1450 rpm, 10 kW → 65.9 N·m. Inverse is P = T n / 9550.

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IQEG · Sydney · info@iqeg.com.au · 0433 597 205 · Investigate. Understand. Solve.

Rev 0 indicative calculation. Not certified engineering advice. Check mill tables and the current Standard.