Registration number (WIID)Project No.TitleStatus
26809EN 1515-4:2009Flanges and their joints - Bolting - Part 4: Selection of bolting for equipment subject to the Pressure Equipment Directive 97/23/ECAtcelts
1881LVS EN 1514-2:1997Flanges and their joints - Determination of gaskets for PN-designated flanges - Part 2: Spiral wound gaskets for use with steel flangesAtcelts
26810CEN/TS 1591-4:2007Flanges and their joints - Design rules for gasketed circular flange connections - Part 4: Qualification of personnel competency in the assembly of bolted joints fitted to equipment subject to the Pressure Equipment DirectiveAtcelts
1864LVS EN 1333:2000Pipework components - Definition and selection of PNAtcelts
1864EN 1333:1996Pipework components - Definition and selection of PNAtcelts
1902LVS ENV 1591-2:2002Flanges and their joints - Design rules for gasketed circular flange connections - Part 2: Gasket parametersAtcelts
24224EN 1591-2:2008Flanges and their joints - Design rules for gasketed circular flange connections - Part 2: Gasket parametersAtcelts
1901LVS EN 1591-1:2003Flanges and their joints - Design rules for gasketed circular flange connections - Part 1: Calculation methodAtcelts
24225EN 1092-3:2003/AC:2004Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 3: Copper alloy flangesAtcelts
1866EN 1092-1:2001Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flangesAtcelts
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