STB PDF

Plastics. PVC resins for general use. Determination of hot plasticizer absorption. Original standard BS ISO 4574-2019 in PDF full version. Additional info + preview on request

Document status: Active

Plastics. Poly(vinyl chloride) pastes. Determination of apparent viscosity using the Severs rheometer. Original standard BS ISO 4575-2007 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace. Drives, internal, TORX PARALOBE drive. Geometrical definition, gaging and technical requirements. Original standard BS ISO 4579-2021 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace. Drives, internal, TORX PARALOBE driver bit. Geometrical definition, gaging and technical requirements. Original standard BS ISO 4580-2021 in PDF full version. Additional info + preview on request

Document status: Active

Plastics. Determination of changes in colour and variations in properties after exposure to glass-filtered solar radiation, natural weathering or laboratory radiation sources. Original standard BS ISO 4582-2017 in PDF full version. Additional info + preview on request

Document status: Replaced by STB BS ISO 4582-2025

High-pressure decorative laminates (HPL, HPDL). Sheets based on thermosetting resins (usually called laminates) - Introduction and general information. Original standard BS ISO 4586-1-2018 in PDF full version. Additional info + preview on request

Document status: Active