Peddinghaus pipe notching tools – ref. no. 552
Pipe Notching Tools for 90° Pipe Connections

Technical Data
| 1" to suit 1" | = | 34 mm to suit 34 mm |
| 1¼" to suit 1¼" | = | 42 mm to suit 42 mm |
| 1½" to suit 1½" | = | 48 mm to suit 48 mm |
| 2" to suit 2" | = | 60 mm to suit 60 mm* |
| other pipe sizes upon request | ||
| *requires special punch locking nut | ||
All performance data refers to a material strength of 450 N/mm². Subject to design changes.
Scope of Delivery
- punch holder
- punch locking nut
- die holder
- pipe notching punch size 7
- pipe notching die size 6
for use in oversize punching attachment up to 58 mm Ø
consisting of:

The total length of the punch depends on the type of machine. When ordering, please quote the machine model.



Applications in steel construction
The tube notching tools Kenn-Nr. 552 are used to notch tube ends for 90-degree tube connections and are employed in a special punching fixture on the punching machine. The set consists of a mutually matched punch holder, die holder, tube notching punch and die, and prepares tubes up to the intended diameter for subsequent welding. The overall punch length depends on the machine used.
Typical applications
- Notching tube ends for 90-degree connections of the same nominal size
- Machining tubes for railing, frame and tube structures
- Preparing low-gap welded joints at tube-to-tube connections
- Recurring tube connections via the special punching fixture 58 dia.
Which businesses use it
Used in steel construction, metalworking and locksmithing, especially in railing and tube structure fabrication.
Frequently asked questions
Why must the machine type be specified when ordering?
The overall length of the punch depends on the machine. So that the tube notching tool fits and works correctly in the existing punching machine, the machine type is required when ordering.
Which parts make up the tool set?
The set comprises the punch holder, punch nut and die holder SV 58 as well as the tube notching punch size 7 and the tube notching die size 6. These components are mutually matched and are mounted in the special punching fixture.
Are other tube dimensions also possible?
In addition to the intended nominal sizes for 90-degree connections, other tube dimensions are possible on request. For larger dimensions a special punch nut may be required.