This standard specifies the characteristics of double hexagon head bolts with relieved shank and long thread in heat resisting steel FM-PM 38, tensile strength class 1 000 MPa at room temperature. The maximum test temperature of the material is 550 °C.
These bolts are to be used in aerospace fastening systems, of parts made in titanium, mainly stressed in tension.
Registration number (WIID)
17048
Scope
This standard specifies the characteristics of double hexagon head bolts with relieved shank and long thread in heat resisting steel FM-PM 38, tensile strength class 1 000 MPa at room temperature. The maximum test temperature of the material is 550 °C.
These bolts are to be used in aerospace fastening systems, of parts made in titanium, mainly stressed in tension.
