DIN2527 PN6 – PN100 Blind flanges

DIN2566 PN10 – PN16 Screwed flanges

DIN2573; DIN2576 Flanges for soldering or welding

DIN2630; DIN2631; DIN2632; DIN2633;
DIN2634; DIN2635; DIN2636; DIN2637;
DIN2638; DIN2628; DIN2629; DIN2627
Welding neck flanges

DIN2641; DIN2642 Lapped flanges (loose flange)

DIN2655; DIN2656   Lapped flanges, plain collars

DIN2673 Lapped joint short stub end

DIN86029; DIN86030  Hubbed slip-on flange for welding

EN1092-1 Flanges and their joints – circular flanges for pipes, valves,
fittings and accessories, PN designated – Part 1: Steel

EN1092-1 Type 01 PN2,5 – PN100 Plate flange for welding

EN1092-1 Type 02 PN2,5 – PN40 Loose plate flange for Types 32-37

EN1092-1 Type 04 PN10 – PN40 Loose plate flange for Type 34

EN1092-1 Type 05 PN2,5 – PN100 Blank flange

EN1092-1 Type 11 PN2,5 – PN400 Weld-neck flange

EN1092-1 Type 12 PN6 – PN100 Hubbed slip-on flange for welding

EN1092-1 Type 13 PN6 – PN100 Hubbed theaded flange

EN1092-1 Type 21 PN2,5 – PN400 Intergral flange

EN1092-1 Type 32 PN2,5 – PN40 Weld-on plate collar

EN1092-1 Type 33 PN2,5 – PN16 Lapped end pipe

EN1092-1 Type 34 PN10 – PN40 Weld-neck collar

EN1092-1 Type 35 PN2,5 – PN40 Welding neck

EN1092-1 Type 36 PN2,5 – PN16 Pressed collar with long neck

EN1092-1 Type 37 PN2,5 – PN16 Pressed collar

ASME/ANSI B16.5 Pipe flanges and flanged fittings

ASME/ANSI B16.36 Orifice flanges

GOST12820-80   Plain flanges for welding

GOST12821-80 Welding neck flanges

GOST12822-80 Loose flanges, plain collars

W0 General principles for materials

W2 Austenitic steels

W9 Steel flanges

W10 Low temperature materials, iron materials

W13 Forgings and rolled carbon and alloy steel parts

VdTUEV-Material Sheet
350/3 Flanges acc. DIN EN 1092-1 steel C22.8/P250GH

354/3 Weldable fine-grain steels

399/3 Non-alloy structual steel C21

 * JIS, ANFOR and other national or special design.

Standards and technical documents are subject to continuous development. Therefore, in individual cases our list may not correspond to the latest revision.