hardened machining parts, material:wear-resistant plate machining partsmachining parts, material:wear-resistant plate (SAE1345=SMn443), hardened to HRC 35-40 degree, Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on WhatsApp (Opens in new window) WhatsApp Like this:Like Loading... welding Posted on June 30, 2017May 8, 2019 by J.S.