DIN ISO 9154-2008 强度等级为1550MPa、耐热镍基合金制造的MJ螺纹螺栓.采购规范
Aerospace - Bolts, with MJ threads, made of heat-resistant nickel-based alloy, strength class 1550 MPa - Procurement specification (ISO 9154:1999); Text in German and English
This International Standard specifies the characteristics nad quality assurance requirements for MJ threads bolts made of heat-resisting nickel-base alloy, of strength class 1 550 MPa, for aerospace construction.
It is applicable whenever it is referenced in a definition document.