The term is internationally used to mean the 1st solid steel product upon solidification of liquid steel. Uses are similar to that of GP/GC sheets but it has better life and much better high temperature performance. GALVALUME ALLOY COATED SHEETS: These are CR Sheets/ Strips coated with an alloy comprising of approx. Specific variety of Cold Rolled Sheets/ Strips with specific chemical composition used in Tin Mills are known as Tin Mill Black Plate (TMBP).ĬOATED PRODUCTS: There are cold rolled products coated with metals or organic chemicals as under: or for production of coated sheet products.Ĭold Rolled Sheets/Strips are supplied in as rolled condition (CRFH- Cold Rolled Full Hard) or in closed annealed (CRCA -Cold Rolled Close Annealed) condition or in closed annealed & skin passed/temper passed condition, depending upon the requirement of the end users. They are directly used in automobiles (cars/ scooters, motorcycles etc.), white goods, consumer durable etc. CR Strips/sheets are characterised by lower thickness, better/bright finish, closer dimensional tolerance and specific mechanical/metallurgical properties. Hot Rolled Strips are cut into straight length to produce HR Sheets or Thin Plates.ĬOLD ROLLED (CR) STRIPS are produced by cold rolling of HR Strips in Cold Rolling Mills (normally at room temperature). HOT ROLLED (HR) FLAT PRODUCTS are produced by re-rolling of slabs/thin slabs at high temperature (above 1000 Degree C) in Plate Mills (which produce plates) or in Hot Strip Mills (which produce strips). NARROW STRIPS: Strips of widths less than 600mm.
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