NF E25-500/A1*NF EN ISO 898-3/A1:2021 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 3 : flat washers with specified property classes - Amendment 1
2021NF E25-500/A1*NF EN ISO 898-3/A1:2021 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 3 : flat washers with specified property classes - Amendment 1