I'm putting together a project to control my gas water heater by turning the knob on the control valve. I measured the torque required to turn the knob (crudely by attaching vice grips to the knob, then measuring the weight to turn it). Conservatively it needs 5.75 kg-cm. I have a stepper motor rat…

Gears vs Belts

roys1 July 1, 2013, 4:12pm 10

Torque is gram-cm, not kg-cm.

Topic		Replies	Views
motor to turn a valve Motors, Mechanics, Power and CNC	9	1025	May 6, 2021
I need some advice on using a motor for my moving wall model. Motors, Mechanics, Power and CNC	6	928	May 6, 2021
What Size Do I Need? Motors, Mechanics, Power and CNC	4	89	April 11, 2024
Fitting engine/gear for a cordon control Motors, Mechanics, Power and CNC	6	686	November 27, 2022
servo vs stepper to control a/c knobs Motors, Mechanics, Power and CNC	7	954	May 6, 2021