Tag: Proof Load

EN 14399-3: System HR – Proof Load values for Nuts

Thread Nominal stress area of standard test mandarel Property class 8 10 d mm^2 N M12 84.3 84300 97800 M16 157 157000 182100 M20 245 […]

Mechanical properties for Austenitic Stainless Steel

Mechanical Properties for Austenitic Stainless Steel Property class BOLTSTensile StrengthRmf (MPa) BOLTSStress at 0.2% no-proportional elongationRpf (MPa) BOLTSElongation after fractureA (mm) NUTSStress under proof loadSp […]


Andrews Fasteners Quality Andrews Fasteners¬†operate a fully controlled quality system maintaining traceability of products from their initial source of supply, into stock, directly through to […]