Type 2674

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Table of contents

1. General Technical Data

3

2. Materials

3

2.1. Chemical Resistance Chart – Bürkert resistApp....................................................................................................................3

2.2. Material specifications FE Butterfly valve DN 40…DN 50 .....................................................................................................4

2.3. Material specifications FE Butterfly valve DN 65…DN 200 ...................................................................................................4

2.4. Material specifications FK Butterfly valve DN 40…DN 50 .....................................................................................................5

2.5. Material specifications FK Butterfly valve DN 65…DN 200 ...................................................................................................6

2.6. Material specifications FK Butterfly valve DN 250…DN 300 .................................................................................................6

3. Dimensions

7

3.1. Dimensions for FE Butterfly valve..........................................................................................................................................7

3.2. Dimensions for FK Butterfly valve..........................................................................................................................................8

4. Performance specifications

9

4.1. Pressure temperature diagram...............................................................................................................................................9

4.2. Flow characteristic.................................................................................................................................................................9

Flow diagram .........................................................................................................................................................................9

4.3. Torques ..................................................................................................................................................................................9

4.4. K

VS values (for water)............................................................................................................................................................ 10

5. Ordering information

10

5.1. Bürkert eShop – Easy ordering and quick delivery..............................................................................................................10

5.2. Bürkert product filter............................................................................................................................................................10

5.3. Ordering chart Body: PVC-U / Disc: PVC-U........................................................................................................................10

5.4. Ordering chart Body: PP-GR / Disc: PVC-U........................................................................................................................11

5.5. Ordering chart Body: PP-GR / Disc: PP-H ..........................................................................................................................11

5.6. Ordering chart Body: PP-GR / Disc: PVDF..........................................................................................................................12