What is the composition of theses alloys?

bronze is a copper tin mix, br is a copper zinc mix, stainless steel is usually iron with 8 to 18 % chromium, a dash of molybdenum now and then, may be some nickel, depending on the brand, and high and low carbon steels are essentially iron with guess what? carbon. usually less than 2 % though and cupro nickel should be copper and nickel.