cold work mould steel(1.2080/D3/ Cr12)

الوصف

1.***0/D3/ Cr*2 round bar Delivery condition: EAF/ESR, Hot rolled/forged, annealed UT:Sep ******4 C/c 1.***0/D3/ Cr*2 round bar 1.High carbon chromium 2.high harden ability, high wear resistance 3.Small deformation after quench, high hardness tool steel Chemical Component (%) Standard C Mn Si Cr p S GB/T***9 ****0 2.*0 *2.*0 ≤ 0.*0 ≤ 0.*0 *1.*0 **3.*0 ≤ 0.**0 ≤ 0.**0 Specially: high carbon chromium , high harden ability , high wear resistance. Small deformation after quench , high hardness. Use: High wear resistance impact load cold-punching mold, punch head , coining die and cold shear knife. Heat treatment: Quench : ******0°C oil cooling HRC≥*0 Back fire : relieving stress, stable structure ******0°C two hours ***** stress, lower hardenss******0°C, two hours, HRC****8 Anneal : ******0°C show cooling 1.***0/D3/ Cr*2 round bar Dimension(mm): Round : diameter*****0mm