DS DS/EN 3303
DS DSEN 3303 1997-MAR-19 Aerospace seres - Screws cap head hexagon socket coarse tolerance normal shank medum length thread n alloy steel cadmum plated - Classfcaton 1 100 MPa at ambent temperature235°C
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This standard specifies the characteristics of screws, cap head, hexagon socket, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated. Classification: 1 100 MPa/235°C.