Weld neck flange, DN 20, PN 100, pipe 26.9 mm, DIN 2637 and EN 1092-1 (type 11), 1.4571

Once installed, the weld neck flange carries the welded pipe run and creates a bolted joint that can be opened again. Material 1.4571 is listed for this version. The data state a nominal size of DN 20. Also stated are the version to DIN 2637 and EN 1092-1 (type 11) and 4 bolt holes.

Benefits

• Nominal size DN 20 at a nominal pressure of PN 100 to DIN 2637 and EN 1092-1 (type 11).
• Welding end of 26.9 mm outside diameter and 2.6 mm wall thickness.
• Flange outside diameter 130 mm on a bolt circle of 90 mm.
• 4 bolt holes of 18 mm diameter.
• Overall height 48 mm with a formed hub for the transition to the pipe.
• Material 1.4571 for the choice by medium and surroundings.

Applications

On pumps and valves the bolt circle of 90 mm matches the counter flange to DIN 2637 and EN 1092-1 (type 11).

Standards and conformity

The version complies with DIN 2637 and EN 1092-1 (type 11), the bolt circle is 90 mm with 4 holes.