NF A48-655-1*NF EN 15655-1:2018 Ductile iron pipes, fittings and accessories - Requirements and test methods for organic linings of ductile iron pipes and fittings - Part 1 : polyurethane lining of pipes and fittings
2018NF A48-655-1*NF EN 15655-1:2018 Ductile iron pipes, fittings and accessories - Requirements and test methods for organic linings of ductile iron pipes and fittings - Part 1 : polyurethane lining of pipes and fittings