黑料网

The Difference Between ISO and IATF Certifications

黑料网-ISO-17025-Scope
If you poke around a few industrial websites, you鈥檒l begin to notice plenty of references to ISO 9001 certification. If you happen to be an automotive supplier, you may notice a company reference to being 鈥淚ATF 16949 certified.鈥 Or, if the company website you鈥檙e perusing has an internal lab, you might see a mention of ... Read more

What is Hardenability? Different Steel Grades and Hardenability

Hardenability-Curve-Chart
Hardenability of steel is the ability of the steel to achieve a hardness value at a particular depth beneath the surface.聽(Click here for more information on core hardness and surface hardness in fasteners). The chemical composition of a steel provides the foundation for hardenability. The iron content in steel is around 98%. Carbon (C) is ... Read more