Question

Tools that are made of tungsten-chromium contain _____ of tungsten.

(a) 2% to 4%

(b) 5% to 10%

(c) 20% to 25%

(d) 14% to 18%

I have been asked this question in an online interview.

Query is from Steel and its Alloys-2 in portion Steel and its Alloys of Aerospace Materials & Processes

Answer 1

Right option is (d) 14% to 18%

Best explanation: Tungsten steels typically have no use in direct components of an aircraft. But, tungsten chromium steels are utilized in making tools. These steels contain 14% to 18% of tungsten and 2% to 4% chromium.