Weld neck flange, DN 40, PN 6, pipe 48.3 mm, DIN 2631 and EN 1092-1 (type 11), 1.4571

In use, 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 130 mm. It is produced from 1.4571. In addition the data give the version to DIN 2631 and EN 1092-1 (type 11) and 4 bolt holes.

Benefits

• Nominal size DN 40 at a nominal pressure of PN 6 to DIN 2631 and EN 1092-1 (type 11).
• Welding end of 48.3 mm outside diameter and 2.6 mm wall thickness.
• Flange outside diameter 130 mm on a bolt circle of 100 mm.
• 4 bolt holes of 14 mm diameter.
• Overall height 38 mm with a formed hub for the transition to the pipe.
• Material 1.4571 for the choice by medium and surroundings.

Applications

In pipework the flange is welded onto a pipe of 48.3 mm outside diameter and drawn together with 4 bolts.

Standards and conformity

The dimensions are based on DIN 2631 and EN 1092-1 (type 11) in the type 11 design with a formed hub.