Similar Questions. 1  It keeps asking me for box 15, Employer's State I.D. number. 2  My husbands w2 for washington state doesnt say in box 15 the employer id number. 3  my Kroger W2 doesn't have an employer state id number in box 15 and it keeps asking me for one...
From Wikipedia, the free encyclopedia. Alloy steel is steel that is alloyed with a variety of elements in total amounts between 1.0% and 50% by weight to improve its mechanical properties. Alloy steels are broken down into two groups: low-alloy steels and high-alloy steels.
Alloys (homogeneous) An alloy is a mixture of elements that has the characteristic of a metal. At least one of the elements mixed is a metal. One example of an alloy is steel which is made from a mixture of iron and carbon.