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BS ISO 11972:2015 pdf download

BS ISO 11972:2015 pdf download.Corrosion-resistant cast steels for general applications.
BS ISO 11972 specifies cast steels for general corrosion-resistant applications. The grades covered by this International Standard represent types of alloy steel castings suitable for broad ranges of application which are intended for a wide variety of corrosion applications.
NOTE Annex A gives information on ISO grade designation and available UNS numbers which are similar to the ISO grade designation.
2 Normative reference
The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 4990, Steel castings — General technical delivery conditions
3 General conditions for delivery
Materials furnished according to this International Standard shall conform to the applicable requirements of ISO 4990 including the supplementary requirements that are indicated on the inquiry and purchase order.
4 Chemical composition
The steel shall conform to the requirements for chemical composition specified in Table 1.
5 Mechanical properties
Steel used for castings shall conform to the mechanical property requirements given in Table 2 up to the maximum ruling thickness. Verification of impact tests is not required except when indicated by the customer. Test blocks used to verify mechanical properties shall not have a thickness exceeding 150 mm. For samples removed from castings, the mechanical properties required shall be agreed between the manufacturer and purchaser.
6 Heat treatment
Castings shall be heat treated in accordance with the requirements in Table 3.BS ISO 11972 pdf download.

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