Protection Tubes Form 2F

Protection tubes form 2F as defined by standard DIN 43 722 are a straight design, are open at one and equipped with a bottom at the other end. Alternatively this end can also be welded or dished. Contrary to form G a flange is welded to the protection tube to flange the protection tube to the process.

Protection tubes form 2F are available with diameters of 9 mm, 11 mm, 12 mm and 14 mm.

The flange welded to the protection tube is made acc. to customer specifications.

The total length of the protection tube is composed of the extension pipe length (above the flange on the protection tube) and the insertion length (measured from the sealing face of the flange). The standard insertion lengths are 225 mm, 315 mm and 465 mm. Other lengths are available on request.

The ordering code is composed of the component name, design type, total length, extension pipe length, insertion length, material no., flange description acc. to EN 1092-1, nominal diameter and nominal pressure.

Example: Protection tube 

For further informations please download our Product Information Protection and neck tubes

Form 2F
Form
DIN 43763
Form
DIN 43772
Total length
L
Installation
length U1
Extension tube
length
Process
connection
Outer diameter
F1
Inner
diameter
d1
Measuring insert
length for connection
head form B

( F )

2 F
305 225
80




Flange
acc. to
customer
specification

9

7
315 / Ø 6
395 315 405 / Ø 6
545 465 555 / Ø 6

( F )

2 F
305 225
80

11

7 or 9
315 / Ø 6 od. Ø 8
395 315 405 / Ø 6 od. Ø 8
545 465 555 / Ø 6 od. Ø 8

( F )

2 F
305 225
80

12

7
315 / Ø 6
395 315 405 / Ø 6
545 465 555 / Ø 6

( F )

2 F
305 225
80

14

9
315 / Ø 6
395 315 405 / Ø 6
545 465 555 / Ø 6