The document specifies hose clamps with fastening lugs.
DIN 3017-2:2002 history
2023DIN 3017-2:2023-07 Hose clamps - Part 2: Clamps with fastening lugs, shapes B1 and B2
2022DIN 3017-2:2022-12 Blank cap couplings Storz System PN 16 for delivery and suction / Note: Date of issue 2022-11-04*Intended as replacement for DIN 14310 (1986-11), DIN 14311 (1985-04), DIN 14312 (1985-04), DIN 14313 (1989-09).
2002DIN 3017-2:2002 Hose clamps - Part 2: Clamps with fastening lugs