标准摘要
[中文适用范围]： 本国际标准规定了用于航空航天制造的由合金钢制成的MJ螺纹螺栓，强度等级为1250 MPa的特性和质量保证要求。每当在定义文件中引用时，本标准均适用。 [外文原描述]： ISO 5857:2008 specifies the characteristics and quality assurance requirements for MJ threads bolts made of alloy steel, of strength class 1 250 MPa, for aerospace construction. ISO 5857:2008 is applicable whenever it is referenced in a definition document.
英文名称Aerospace — Bolts, with MJ threads, made of alloy steel, strength class 1 250 MPa — Procurement specification