EN 12050-4:2015 Wastewater lifting plants for buildings and sites - Part 4: Nonreturn valves for faecal-free wastewater and wastewater containing faecal matter
This European Standard applies to non-return valves used for faecal-free wastewater and wastewater containing faecal matter lifting plants. This Standard specifies general requirements, basic construction and testing principles together with information on materials and the relevant assessment and verification of constancy of performance.
EN 12050-4:2015 Referenced Document
EN 10025-1:2004 Hot rolled products of structural steels - Part 1: General technical delivery conditions*， 2024-04-20 Update
EN 10088-1:2014 Stainless steels - Part 1: List of stainless steels
EN 10130:2006 Cold rolled low carbon steel flat products for cold forming - Technical delivery conditions*， 2024-04-20 Update
EN 12050-1:2015 Wastewater lifting plants for buildings and sites - Part 1: Lifting plants for wastewater containing faecal matter
EN 12050-2:2015 Wastewater lifting plants for buildings and sites - Part 2: Lifting plants for faecal-free wastewater
EN 12050-3:2015 Wastewater lifting plants for buildings and sites - Part 3: Lifting plants for limited applications
EN 1561:2011 Founding - Grey cast irons*， 2024-04-20 Update
EN 1563:2011 Founding - Spheroidal graphite cast irons*， 2024-04-20 Update
EN ISO 20361:2009 Liquid pumps and pump units - Noise test code - Grades 2 and 3 of accuracy
EN ISO 9001:2008 Quality management systems - Requirements*， 2024-04-20 Update
EN 12050-4:2015 history
2015EN 12050-4:2015 Wastewater lifting plants for buildings and sites - Part 4: Nonreturn valves for faecal-free wastewater and wastewater containing faecal matter
2000EN 12050-4:2000 Wastewater Lifting Plants for Buildings and Sites - Principles of Construction and Testing - Part 4: Non-Return Valves for Faecal-Free Wastewater and Wastewater Containing Faecal Matter