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DIN
DIN 3975-3:2025-12
En Vigor
2025-12-01
Definitions and parameters on cylindrical worm gear pairs with
rectangular crossing shafts - Part 3: Worm and worm wheel with flanks of
different lead angles (Dual lead teeth)
DIN
DIN EN 12259-12/A1:2025-12
En Vigor
2025-12-01
Fixed firefighting systems - Components for sprinkler and water spray
systems - Part 12: Pumps - Amendment A1; German and English version EN
12259-12:2023/prA1:2025 / Note: Date of issue 2025-10-31*Intended as an
amendment to DIN EN 12259-12 (2023-11).
DIN
DIN EN ISO 25178-603:2014-02
En Vigor
2025-12-01
Geometrical product specifications (GPS) - Surface texture: Areal - Part
603: Nominal characteristics of non-contact (phase-shifting
interferometric microscopy) instruments (ISO 25178-603:2013); German
version EN ISO 25178-603:2013
DIN
DIN 1186-2:2025-12
En Vigor
2025-12-01
Concrete revetments in hydraulic engineering - Part 2: Requirements for
non-interlocking revetments / Note: Date of issue 2025-11-14
