ISO 6316:2012 pdf free download.Hot-rolled steel strip of structural quality.The size is 9.51M.
1SO 6316:2012 specifies requirements for hot-rolled steel strip of structural quality, usually without the use of microalloying elements. This product is intended for structural purposes where particular mechanical properties are required. It is generally used in the delivered condition and is intended for bolted, riveted or welded structures. It is commonly rolled on a narrow strip mill.
4 Dimensions
4.1 This product shall be produced in thicknesses from 0, 65 mm to 12 mm inclusive and widths up to 600 mm exclusive, in coils and cut lengths.
4.2 Hot-rolled steel strip can also be rolled on a wide continuous mill and slit into narrower coils However, all attributes of the finished product shall meet the requirements of this International Standard.
5 Conditions of manufacture
5.1 Steelmaking
Unless otherwise agreed by the interested parties, the processes used in steelmaking and in manufacturing hot-rolled strip are left to the discretion of the manufacturer On request, the purchaser shall be informed of the steelmaking process being used.
5.2 Chemical composition
Unless otherwise agreed by the interested parties, the chemical composition (heat analysis) shall be Is agreed upon between the interested parties at the time of ordering. The ranges or limits shall be in accordance with the requirements of Tables 1 and 2 for the designation specified.
5.3 Chemical analysis
5.3.1 Heat analysis
An analysis of each heat of steel shall be made by the manufacturer to determine compliance with the requirements of Tables 1 and 2. When requested at the time of ordering, this analysis shall be reported to the purchaser or his representative. Each of the elements listed in Table 1 shall be included in the report of the heat analysis. If one or more of the elements in Table 2 is/are specified, the analysis shall be reported.
5.3.2 Product analysis
A product analysis may be made by the purchaser to verify the specified analysis of the semi-finished or finished steel and shall take into consideration any normal heterogeneity. The product analysis tolerances shall be in accordance with Table 3.