Manufacture of washers under international standards

Doistua manufactures washers under European and international standards to supply several industries that need washers compliant with high quality standards.

Our washers are highly regarded in the construction of metal structures, in the renewable energy (photovoltaic and wind) sector, safety barriers and road signs, rail infrastructure, in the electricity sector, etc. International regulations concerning washers defined by standards such as ISO, EN, DIN, NF, UNE, UNI, BS, ASTM, etc.

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