Hexagon head bolts for pressure vessel construction according to AD regulations. The AD 2000 Code of Practice documents are created by the "Working Group for Pressure Vessels".
- TÜV-recognised makes fulfil the conditions of AD 2000 Code of Practice W 7/2 (formerly W 2) with regard to waiving acceptance test certificate 3.1 (in accordance with DIN EN 10204). See VdTÜV material data sheet 1253/4. "VdTÜV data sheet 1253/4" contains the bolt and nut manufacturers inspected by an expert from the German Technical Supervisory Organisation (TÜO). The products are labelled with the manufacturer's code and strength class.
ISO 4014 replaces DIN 931 | There is some similarity | Nominal dimensions extended | Width across flats changed for M10, M12, M14 and M22.
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!