BS EN ISO 2507-2:2017
Действует
Thermoplastics pipes and fittings. Vicat softening temperature. Test conditions for unplasticized poly(vinyl chloride) (PVC-U) or chlorinated poly(vinyl chloride) (PVC-C) pipes and fittings and for high impact resistance poly (vinyl chloride) (PVC-HI) pipes
— 12 стр.
