ISO 4990:2003规定了钢、镍和钴合金铸件供应的一般交货技术要求，包括样品和试样的选择和制备要求。 本国际标准还规定了一组适用于钢、镍和钴合金铸件的补充要求。这些要求是为了在需要额外测试或检查时使用，仅在买方单独规定时适用。

ISO 4990:2003 specifies the general technical delivery requirements for the supply of steel, nickel and cobalt alloy castings, including the requirements for the selection and preparation of samples and test pieces. This International Standard also specifies a group of supplementary requirements which may be applied to steel, nickel and cobalt alloy castings. These requirements are provided for use when additional testing or inspection is desired and apply only when individually specified by the purchaser.