Screwed flanges:                according to DIN EN 1092-1 type1 3

Welding neck flanges:        according to DIN EN 1092-1 type 011

Blind flanges:                      according to DIN EN 1092-1 type 05

Materials:                            C 22.8 according to EN 10273

RSt 37-2 according to EN 10025

Nominal width:                    DN 10 to DN 300

Connection thread in the case of threaded flanges:

internal cylindrical (Rp thread) according to DIN EN 10226-1

Design:                                screwed flanges: black or galvanically zinc-coated (blue chromated)

welding neck flanges:  black

blind flanges: black

Pressure test::                     screwed flanges: PN 6 (6 bar) , PN 10/16 (10/16 bar)

welding neck flanges: PN 6 (6 bar) , PN 16 (16 bar)

blind flanges: PN 6 (6 bar) , PN 16 (16 bar)