Look at the power of this long-established company.
Bending Test
By the joining technology and the quality control of our company that has cultivated up to now for years, high quality is maintained even for the difficult dissimilar material joining of stainless steel and pure aluminum.
Large diameter pipe
![Seimitsu Industrial Co., Ltd./Large diameter pipe](../../img-fw-technology/pipe2.jpg)
Result of bending test of large diameter pipe. The joint part is not broken even if it is bent repeatedly.
Large diameter round bar
![Seimitsu Industrial Co., Ltd./Large diameter round bar](../../img-fw-technology/stick_large2.jpg)
Result of bending test of large diameter round bar
![Process of bending test : friction welding large diameter round bar](../../img-fw-technology/shikenhen2.png)
Small diameter round bar + Small diameter pipe
![Seimitsu Industrial Co., Ltd./Small diameter round bar + Small diameter pipe](../../img-fw-technology/pipe_small2.jpg)
Result of bending test of small diameter round bar (left) and small diameter pipe (right)
![Process of bending test : friction welding diameter round bar and pipe](../../img-fw-technology/shikenhen1.png)
Friction Welding
The previous page shows the advantages of friction welding.
The following page shows examples of friction welding processes.