I don't know if there are national standards. I just know that most water heaters on the market have a maximum limit of 75. If the temperature is above 80 degrees, the inner tank will easily explode and form large scales if the temperature is low, it may not be enough . 75 degrees is an industry standard, just like the golden ratio, just right.
What is the maximum temperature for electric water heaters set by the State?
Introduction What is the maximum temperature for electric water heaters stipulated by the state? I don't know if the country has standards, I only know that most water heaters on the market have a maximum temperature of 75 degrees. is easy to cause trouble.