Question

The molten baths used in liquid carburizing are composed of _________

1-20% sodium cyanide, 10% sodium carbonate
2-10% sodium cyanide, 20% sodium carbonate
3-40% sodium cyanide, 20-50% sodium carbonate
4-20-50% sodium cyanide, 40% sodium carbonate​

Answer 1

Answer:

The molten baths used in liquid carburizing are composed of 20-50% sodium cyanide, 40% sodium carbonate