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Bolt DIN 7990

Tornilleria Amezua manufactures hexagon bolts with hexagon nuts for steel structures according to DIN 7990, in grades 5.6, 8.8 carbon steel. We produce 16 to 30 diameter isometric, any length up to 800mm.
The high performance of the raw material and our manufacturing process make customers of various sectors trust Tornilleria Amezua for the production of bolts.

pdf Tab din7990b 215.40 Kb