Chain Sliding Friction Factor (f s)
Corresponds to Formulas (Click "Formulas" to return to formulas page)

Coefficient
Dry Lubricated
Chain on Steel 0.33 0.20
Chain on Cast Iron or Steel 0.50 -
Chain on Hardwood 0.35 0.25
Chain on UHMW Polyethylene 0.25 0.15