DIN 18302 [Withdrawn] references following documents:

Document number Edition Title
DIN EN 10220 2003-03 Seamless and welded steel tubes - Dimensions and masses per unit length; German version EN 10220:2002 More 
DIN EN 12904 2005-06 Products used for treatment of water intended for human consumption - Silica sand and silica gravel; German version EN 12904:2005 More 
DIN 4945-1 2005-12 Rising pipes with tension proof socket for water raising - Part 1: Steel pipes DN 50 to DN 200, plastic coated More 
DIN 4945-2 2006-09 Rising pipes with tension proof socket for water raising - Part 2: Stainless steel pipes DN 50 to DN 200 More