Historical
DIN EN ISO 3506-2:2010
Mechanical properties of corrosion-resistant stainless steel fasteners - Part 2: Nuts (ISO 3506-2:2009); German version EN ISO 3506-2:2009
This document specifies for nuts of any shape, with nominal height greater or equal 0,5 D and with nominal thread diameter D smaller or equal 39 mm made of austenitic, martensitic and ferritic steel grades of corrosion-resistant stainless steels the property classes, materials, marking, mechanical properties and the test methods that are applicable over an ambient temperature range of 10 °C to 35 °C.
Deutsches Institut für Normung [din]