HMS1&2 (80:20) and HMS1 (100%) Steel scraps shall be considered free of alloys when the residual alloying elements do not exceed the following percentages: percent Nickel ( 0.45 ) Chromium ( 0.20 ) Molybdenum ( 0.10 ) Manganese ( 1.65 ) The combined residuals other than manganese shall not exceed a total of 0.60 percent. ISRI-CODES: 200 No. 1 heavy melting steel. Wrought iron and/or steel scrap 1/4 inch and over in thickness. Individual pieces not over 60 x 24 inches (charging box size) prepared in a manner to insure compact charging. 201 No. 1 heavy melting steel 3 feet x 18 inches. Wrought iron and/or steel scrap 1/4 inch and over in thickness. Individual pieces not over 36 inches x 18 inches (charging box size) prepared in a manner to insure compact charging. 202 No. 1 heavy melting steel 5 feet x 18 inches. Wrought iron and/or steel scrap 1/4 inch and over in thickness. Individual pieces not over 60 inches x 18 inches (charging box size) prepared in a manner to insure compact charging. 203 No. 2 heavy melting steel. Wrought iron and steel scrap, black and galvanized, 1/8 inch and over in thickness, charging box size to include material not suitable as No. 1 heavy melting steel. Prepared in a manner to insure compact charging. 204 No. 2 heavy melting steel. Wrought iron and steel scrap, black and galvanized, maximum size 36 x 18 inches. May include all automobile scrap properly prepared. 205 No. 2 heavy melting steel 3 feet x 18 inches. Wrought iron and steel scrap, black and galvanized, maximum size 36 x 18 inches. May include automobile scrap, properly prepared, however, to be free of sheet iron or thin gauged material. 206 No. 2 heavy melting steel 5 feet x 18 inches. Wrought iron and steel scrap, black and galvanized, maximum size 60 x 18 inches. May include automobile scrap, properly prepared, however, to be free of sheet iron or thin gauged material. NOTE: Be informed that inspection is not possible except the 10% refundable booking deposit is paid and confirmed by our account department then you will be invited for yard visit/inspection of the materials. It is stated in the contract agreement that if you are not satisfied with the materials after inspection, refund will be made to you without delays. But I assure you that you will not regret doing business with us as our materials are of good and high quality.