Disc Brake Calculator

Calculate braking torque, pad pressure, stopping distance, and thermal energy for disc brake systems.

Normal force applied by caliper pistons.
N
Pad material. Organic: 0.35-0.45, Semi-metallic: 0.3-0.4.
Average pad radius from disc center.
mm
1 for single-sided, 2 for both sides of disc.
Initial speed for stopping distance calculation.
km/h
Total vehicle mass.
kg

Results

Braking Torque (per disc)-N·m
Pad Pressure-MPa
Kinetic Energy-kJ
Deceleration-m/s²
References: Shigley's Ch. 16 — Brakes and Clutches; SAE J2522