Norms

Norms*
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
flanges

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

AD2000-Merkblatt
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.