ISO 2702:1977
What is ISO 2702:1977 Heat-treated steel tapping screws — Mechanical properties? ISO 2702:1977 specifies the mechanical properties of heat-treated steel tapping screws. This standard applies to tapping screws made of carbon steel or alloy steel and heat-treated. To achieve a specified level of mechanical properties. The mechanical properties covered by ISO 2702:1977 include: Tensile strength: […]