This Australian standard relates to two graes of cast-iron angle plates and box angle plates as follows: - Grade A angle plates and box angle plates which are ground or hand-scraped on all exterior faces and edges. Grade A angle plates may be similarly finished on their interior faces. Grade B angle plates and box angle plates which are finished by similar processes or by planing or milling on all exterior faces.
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Edition: 1st Published: 01/01/1962 Number of Pages: 0