DS DS/EN 3327
DS DSEN 3327 2008-JUL-23 Aerospace seres - Bolts double hexagon head close tolerance medum thread length n heat resstng nckel base alloy N-P100HT nconel 718 uncoated - Classfcaton 1 275 MPa650 °C
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This standard specifies the dimensions of uncoated double hexagon head bolts, close tolerance, with MJ-thread, medium thread length, in heat resisting nickel base alloy NI-P100HT for aerospace applications.
Maximum test temperature of the parts is 650 °C.
These bolts are to be used in aerospace fastening systems mainly stressed in shearing force..