STM PDF

Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1- Dilution and seeding method with allylthiourea addition. Original standard ISO 5815-1-2019 in PDF full version. Additional info + preview on request

Document status: Active

Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 2- Method for undiluted samples. Original standard ISO 5815-2-2003 in PDF full version. Additional info + preview on request

Document status: Active

Muscovite mica components for electronic equipment - Specification. Original standard ISO 5816-1979 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections. Original standard ISO 5817-2023 in PDF full version. Additional info + preview on request

Document status: Active

Rolling bearings - Chamfer dimensions - Maximum values. Original standard ISO 582-1995 in PDF full version. Additional info + preview on request

Document status: Replaced by St ISO 582-2026

Rolling bearings - Chamfer dimensions - Maximum values - Amendment 1. Original standard ISO 582-1995 amd1-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by St ISO 582-2026