DIN EN 2556:1993-04 航天系列;铆钉,实心,100° 普通沉头,带圆顶,铝合金 5056A,阳极氧化或铬酸盐处理,英制系列
Aerospace series; rivets, solid, 100° normal countersunk head with dome, in aluminium alloy 5056A, anodized or chromated, inch based series; German version EN 2556:1992 / Note: To be replaced by DIN EN 2556 (1999-12).