DIN EN 3305-1996 航空航天系列.合金钢镀镉短螺纹带翼型十字槽带小头100度沉头配合螺钉.等级:1100MPa(室温)/235℃
Aerospace series - Screws, 100° countersunk head, offset cruciform recess, close tolerance shank, short thread, in alloy steel, cadmium plated; classification: 1100 MPa (at ambient temperature)/235 °C; German version EN 3305:1996