Weld neck flange, DN 40, PN 100, pipe 48.3 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. It is supplied with a pipe outside diameter of 48.3 mm and a flange outside diameter of 170 mm. It is produced from 1.4571. In addition the data give the version to DIN 2637 and EN 1092-1 (type 11) and 4 bolt holes.

Benefits

• Nominal size DN 40 at a nominal pressure of PN 100 to DIN 2637 and EN 1092-1 (type 11).
• Welding end of 48.3 mm outside diameter and 2.9 mm wall thickness.
• Flange outside diameter 170 mm on a bolt circle of 125 mm.
• 4 bolt holes of 22 mm diameter.
• Overall height 62 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 125 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 125 mm with 4 holes.