Mich. Admin. Code R. 460.20307
Current through Vol. 24-21, December 1, 2024
Rule 307. In addition to the requirements contained in 49 C.F.R.§192.235, which is adopted by reference in R 460.20606, if preheating is required, then an operator shall monitor the preheat temperature to ensure that the required preheat temperature is reached before beginning, and is maintained during, the welding operation.
Mich. Admin. Code R. 460.20307