DIN EN 1254-4 - DRAFT
DIN EN 1254-4 - DRAFT Draft Document - Copper and copper alloys - Plumbing fittings - Part 4: Threaded fittings; German and English version prEN 1254-4:2019
standard by DIN-adopted European Standard, 07/01/2019
standard by DIN-adopted European Standard, 07/01/2019