DIN 934 (Standard withdrawn) ~ISO 4032 ~UNI 5588 ~ČSN 021401
Material
Stainless steel
Material type
A2
Surface
zinc plated blue
Description
Additional information
The commercial quality is class A2-70 / A4-70 (tensile strength 700 N/mm2) for M5-M24.
Stainless steel zinc plated blue reduces the galling. Surface blue metallic iridescent. The corrosion resistance is improved. Operating temperature up to 70 °C.