FROM THE BEGINNING
1881
1881
1918
1946
1964
1979
1990
1994
Two new welding lines are installed: after 12 years the annual production reaches volumes between 1,000 and 1,500 tons
2002
A new investment: ZM purchases from its main competitor a complete redrawn tubes production line with a new 2,100 m2 production site
2010
2012
2015
New investments: extension of production site up to 4,000 m2 and new laser or TIG lines up to 114 mm