This European Standard specifies requirements for hose tails according to EN 14420-2, with flanges of mating dimensions PN 10/PN 16/PN 25/PN 40 (according to nominal size and pressure stage) according to EN 1092-1, on hose fittings with clamp units according to EN 14420-3. Maximum working pressure is 25 bar1); maximum working temperature is 65 °C. Additionally, flanges are also usable according to EN 14422.
EN 14420-4:2013 Referenced Document
EN 10025-2:2004 Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy structural steels*， 2024-04-20 Update
EN 10083-2:2006 Steels for quenching and tempering - Part 2: Technical delivery conditions for non alloy steels
EN 10087:1998 Free-cutting steels - Technical delivery conditions for semi-finished products, hot-rolled bars and rods
EN 10088-1:2005 Stainless Steels - Part 1: List of Stainless Steels
EN 10216-1:2002 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties Includes Amendment A1:2004
EN 10217-1:2002 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties (Incorporates Amendment A1: 2005)
EN 1092-1:2007 Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges (Incorporates Amendment A1: 2013; Incorporating Corrigendum May 2014)
EN 12163:2011 Copper and copper alloys - Rod for general purposes
EN 1435:1997 Non-destructive testing of welds Radiographic testing of welded joints Includes amendments A1:2002 and A2:2003
EN 14420-1:2013 Hose fittings with clamp units - Part 1: Requirements, types of fixing and connection, designation and testing
EN 14420-2:2013 Hose fittings with clamp units - Part 2: Hose side parts of hose tail
EN 14420-3:2013 Hose fittings with clamp units - Part 3: Clamp units, bolted or pinned
EN 1706:2010 Aluminium and aluminium alloys - Castings - Chemical composition and mechanical properties
EN 22768-1:1993 General tolerances; part 1: tolerances for linear and angular dimensions without individual tolerance indications (ISO 2768-1:1989)
EN 573-3:2009 Aluminium and aluminium alloys - Chemical composition and form of wrought products - Part 3: Chemical composition and form of products
EN 14420-4:2013 history
2013EN 14420-4:2013 Hose fittings with clamp units - Part 4: Flange connections
2004EN 14420-4:2004 Hose fittings with clamp units - Part 4: Flange connections