What is Realistic Fiction. Materials: Several fiction titles from realistic and fantasy genre. Vocabulary: Fiction, realistic, fantasy. Motivation: Engage studentsâ attention by asking the following questions:
Heat number. An example of a heat number on a plate. A heat number is an identification coupon number that is stamped on a material plate after it is removed from the ladle and rolled at a steel mill. Industry quality standards require materials to be tested at the manufacturer and the results of these tests be submitted through a report, also called a Mill Sheet, Mill Certificate or Mill Test Certificate (MTC).
The greater the number, the longer the protection against rust will last. The numbers G-40; G-60; and G-90 refer to the ounces of zinc per 100 square feet of sheet steel coated (top and bottom). G-90 will have 90 ounces of Zinc- 45 ounces on each side per 100 square feet of roofing sheet steel. Galvalume has a designation AZ-50 or AZ-55. These are equivalent levels to G-90 galvanized product.