

Two 200 mm horizontal round pipes for System 28 clamps: 280644.N for the clamp 280625 and 280678.N for the clamp 280604. Siegmund supplies them without the bushing 280618.N or arbor thread 280679 respectively. BTH Sales is the exclusive Canadian importer of Siegmund.
Specifications
| Item no. | 280644.N (siegmund.com) | 280678.N (siegmund.com) |
|---|---|---|
| Siegmund name | Horizontal Round Pipe 200 | Horizontal Round Pipe 200 |
| System | Siegmund System 28 (Ø28 mm bores, 100 mm grid) | |
| Length | 200 mm (7.87 in) | |
| Diameter | 28 mm (1.10 in) | |
| Weight | 0.78 kg (1.72 lb) | 0.95 kg (2.09 lb) |
Related products & accessories
-
Siegmund System 28 - Thread Bushing
From $16.00
-
Siegmund System 28 - Arbor Thread
$18.00
-
Siegmund System 28 - Vertical Pipe For 280604/280625
From $45.00
-
Siegmund System 16 & 28 - Anti-Splatter
From $38.00
-
Siegmund System 16 & 28 - Clean Basic
From $32.00
-
Siegmund System 16 & 28 - Ground Connection Comfort
$104.00
-
Siegmund System 28 - Basic Pipe Clamp 180°
$144.00
-
Siegmund System 28 - Pipe Clamp Universal
$173.00
Compatibility
- Fits: Siegmund System 28 welding tables and tooling with Ø28 mm bores.
- Not compatible: System 16 (Ø16 mm) tables; Siegmund builds each system around one bore size.
- Related products: 280618.N Siegmund System 28 - Thread Bushing, 280679 Siegmund System 28 - Arbor Thread, 280677 Siegmund System 28 - Vertical Pipe For 280604/280625.
- Care & grounding: anti-spatter spray, CleanBasic cleaner, Ground Connection Comfort (S16/S28).
What's included
Choose one option; each option is one piece:
- 1 x Siegmund Horizontal Round Pipe 200 (280644.N)
- 1 x Siegmund Horizontal Round Pipe 200 (280678.N)
Typical uses
- Replacing the horizontal pipe on a 280625 or 280604 clamp
- Extending reach with the vertical round pipe
Engineering support & demos
Engineering support comes with your purchase: fixture design, layout drawings, CAD and 3D models, site visits and cobot cell planning, handled by Travis Hardcastle at BTH Sales or by Siegmund directly. Live demos at our St. Marys showroom are by appointment (book a demo), and we offer video demos if you are outside Ontario. BTH Sales is family-owned, founded in 2001, and has been the exclusive Canadian importer of Siegmund since 2018.
Industries served: Siegmund's published practical examples show its welding tables and tooling in these sectors: Agriculture; Interior; Lighting and electrical engineering; Machine tools and plant construction; Measurement and testing technology; Motorcycle engineering; Revolving door systems; Robotic technology; Stage technology; Stainless steel processing; Steel, sheet metal and metal construction; Textile production; Train Construction; Vehicle construction; Welding technology; Woodworking.
Ships across Canada by freight from 5 Industrial Rd, St. Marys, ON N4X 1G2, or pick up from our warehouse. Email sales@bthsales.ca or call +1-519-461-1381 for a freight quote and delivery estimate.
Frequently Asked Questions
Which round pipe fits my clamp?
Per Siegmund: 280644.N fits the clamp 280625 and 280678.N fits the clamp 280604. Both are 200 mm long with a 28 mm diameter.
What else do I need to order?
280644.N comes without the bushing 280618.N and 280678.N comes without the arbor thread 280679. Siegmund says to order these separately.







