DIN EN 4072:2017-10
Действует
Aerospace series - Screws, 100° countersunk normal head, offset cruciform recess, close tolerance shank, short thread in titanium alloy, aluminium IVD coated - Classification: 1 100 MPa (at ambient temperature) / 425 °C; German and English version EN 4072:2016 + AC:2017
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