KS M ISO 1163-1-2006(2016) Plastics - Unplasticized poly(vinyl chloride)(PVC-U) moulding and extrusion materials - Part 1 : Designation system and basis for specifications
2006KS M ISO 1163-1:2006 Plastics - Unplasticized poly(vinyl chloride)(PVC-U) moulding and extrusion materials - Part 1 : Designation system and basis for specifications