DIN EN 3912:2007-11
Действует
Aerospace series - Bolts, pan head, six lobe recess, relieved shank, long thread, in heat resisting steel FE-PA2601 (FE-PA92HT, A286), silver plated - Classification: 1100 MPa (at ambient temperature)/650 °C; German and English version EN 3912:2007
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