Product name: 

Flash-butt welding on the track and rail fastenings

Description: 

REDALSA has been a leader in electric flash-butt rail welding in Spain for over 45 years. The company possesses equipment to perform flash-butt welding both on the track and in fixed plants. Additionally, REDALSA has developed a new fastening system.

Web: 

http://www.redalsa.com