Lower the cost of pipe welding by optimizing the work methods and tools you use!
AMA® Collar tightener
AMA® Centering collar tightener
Collar tightener and collar selection table
AMA® Minitightener
(Product code 3030)
- Stainless steel
- Fitted with thrust bearings
- For collar sizes DN65-DN125
- weight 0,9 kg
AMA® Basic tightener
(Product code 3010)
- Stainless steel
- Fitted with thrust bearings
- For collar sizes DN150-DN/NS500
- Weight 2,3 kg
AMA® Large tightener
(Product code 3020)
- Stainless steel
- Fitted with thrust bearings
- From collar size DN/NS 600 or larger because it has a 50 mm longer span and provides more torsional force. It is also better suited for thicker-walled pipes
- Weight 2,4 kg
Note! DN/NS 600 and larger centering collars have two parts, so they require two collar tighteners for tightening.
