When low-carbon steel with a carbon content of less than 0.30 percent is in freezing temperatures, it must be preheated to a temperature above _____
A) 100°F (38°C) B) 500°F (260°C) C) 40°F (4°C) D) 70°F (21°C)
D
Trades & Technology
You might also like to view...
Graph versus k , in the range -10 What will be an ideal response?
Trades & Technology
Generally, mechanically held relays are available in 10- and ____-ampere sizes.
a. 12 b. 15 c. 20 d. 24
Trades & Technology
List the five types of poultry
What will be an ideal response?
Trades & Technology
In the package air conditioning system, the ________
A) evaporator fan is located in the indoor unit (furnace) B) evaporator fan is located in the same unit as the compressor C) could be located in the indoor unit or the outdoor unit D) all the above E) only A and B
Trades & Technology