Accessories

Protection Tubes Form 3

Protection tubes form 3 as defined by standard DIN 43 722 are a straight design, are open at one end and equipped with a bottom at the other end. Alternatively this end can also be welded or dished. Contrary to form 2 the protection tube is reduced in the lower part.

Protection tubes form 3 are available with diameters of 9 mm and 11 mm.

The standard nominal lengths are 282 mm, 342 mm and 402 mm. Other lengths are available on request.

The ordering code of this product is composed of the component name, design type, total length and material no.

Example: Reduced protection tube

Form DIN 43763	Form DIN 43772	Total length L in mm	Nominal length in mm	Recommended installation length in mm	Outer diameter F1 in mm	Reduced diameter F3 in mm	Red. inner diameter d1 in mm	Measuring insert length for connection head form B
E 1	3	307	282	225	12 ( d = 7)	9	6 +0,1/+0,05	315 / Ø 6
E 2		367	342	385				375 / Ø 6
E 3		427	402	345				435 / Ø 6
E 1	3	307	282	225	14 ( d = 9 )	11	8 +0,1/+0,05	315 / Ø 6
E 2		367	342	385				375 / Ø 6
E 3		427	402	345				435 / Ø 6

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