STB PDF

Water quality Determination of turbidity Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019). Original standard UNE-EN ISO 7027-2-2020 in PDF full version. Additional info + preview on request

Document status: Active

Prevailing torque type all-metal hexagon high nuts. Property classes 5, 8, 10 and 12. Original standard UNE-EN ISO 7042-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 7042-2026

Pan head screws with type H or type Z cross recess. Product grade A. Original standard UNE-EN ISO 7045-2012 in PDF full version. Additional info + preview on request

Document status: Active

Countersunk flat head screws (common head style) with type H or type Z cross recess - Product grade A - Part 1: Steel of property class 4.8 (ISO 7046-1:2011). Original standard UNE-EN ISO 7046-1-2012 in PDF full version. Additional info + preview on request

Document status: Active

Countersunk flat head screws (common head style) with type H or type Z cross recess - Product grade A - Part 2- Steel screws of property class 8.8, stainless steel screws and non-ferrous metal screws. Original standard UNE-EN ISO 7046-2-2012 in PDF full version. Additional info + preview on request

Document status: Active

Plain washers. Normal series. Product grade A. Original standard UNE-EN ISO 7089-2000 in PDF full version. Additional info + preview on request

Document status: Active