Weld neck flange, DN 80, PN 40, pipe 88.9 mm, DIN 2635 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. This version is listed with a pipe outside diameter of 88.9 mm and a flange outside diameter of 200 mm. Decisive for the selection is a nominal size of DN 80. In addition the data give the version to DIN 2635 and EN 1092-1 (type 11) and 8 bolt holes.

Benefits

• Nominal size DN 80 at a nominal pressure of PN 40 to DIN 2635 and EN 1092-1 (type 11).
• Welding end of 88.9 mm outside diameter and 3.2 mm wall thickness.
• Flange outside diameter 200 mm on a bolt circle of 160 mm.
• 8 bolt holes of 18 mm diameter.
• Overall height 58 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 88.9 mm outside diameter and drawn together with 8 bolts.

Standards and conformity

The dimensions are based on DIN 2635 and EN 1092-1 (type 11) in the type 11 design with a formed hub.