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In the recent past, HSS was commonly available in mild steel, such as A500 grade B. Today, HSS is commonly available in mild steel, A500 grade C. Other steel grades available for HSS are A847 (weathering steel), A1065 (large sections up to 50 inch sq made with SAW process), and recently approved A1085 (higher strength, tighter tolerances than ...
In March 2012 a new coated steel manufacturing plant was inaugurated in Jamshedpur, India. [8] In February 2014, BlueScope purchased Orrcon Steel from Hills. [9] [10] Its products included RHS, SHS and CHS structural tubular steel, hot-rolled structural steel and fencing, roofing and building accessories.
It produces 75% of all steel in Australia. Iron ore is mined in the Middleback Range to feed the steelworks, resulting in the distribution of finished steel products of over 90 different grades. It occupies a 1,000-hectare (2,500-acre) site on the shore of False Bay , Spencer Gulf and is the largest employer in Whyalla , South Australia .
The austenizing temperature, the temperature where a steel transforms to an austenite crystal structure, for steel starts at 900 °C (1,650 °F) for pure iron, then, as more carbon is added, the temperature falls to a minimum 724 °C (1,335 °F) for eutectic steel (steel with only .83% by weight of carbon in it).
In 1918 John Lysaght (Australia) Pty Ltd was incorporated with the head office transferred from Melbourne to Sydney. In 1921 a sheet rolling and galvanising works was established next to BHP in Newcastle. [8] In 1936, the sheet mill and galvanising works of Australian Iron & Steel at Port Kembla was purchased.
ASTM A500 is a standard specification published by the ASTM for cold-formed welded and seamless carbon steel structural tubing in round, square, and rectangular shapes. It is the most commonly specified ASTM standard in the US for hollow structural sections.
Australian Iron & Steel; B. BlueScope; L. Lysaght (Australian company) O. Orrcon Steel This page was last edited on 31 January 2025, at 18:53 (UTC). Text is ...
While pipe sizes in Australia are inch-based, they are classified by outside rather than inside diameter (e.g., a nominal 3 ⁄ 4 inch copper pipe in Australia has measured diameters of 0.750 inches outside and 0.638 inches inside, whereas a nominal 3 ⁄ 4 inch copper pipe in the U.S. and Canada has measured diameters of 0.875 inch outside and ...
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