EN8D grade steel: EN8D grade metallic is a medium carbon metallic providing moderate tensile strengths. The metal is capable of¬† hardening,quenching and tempering on confined sections,but is extra usually furnished within the untreated or normalized condition. ¬†Difference between EN8 and EN8D material: EN8 is through-hardened medium carbon metallic. It used to fabricate parts together with axles, shafts, gears, studs, bolts … Continue reading EN8D GRADE STEEL