
Tracked Changes. Plastics piping systems for the supply of gaseous fuels. Polyethylene (PE). General.
STANDARD published on 22.10.2026
Designation standards: BS ISO 4437-1:2026-TC
Publication date standards: 22.10.2026
The number of pages: 78
Approximate weight : 234 g (0.52 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 978 0 539 44595 4 Status: Definitive