4340 40Cr solid steel hard chrome plated rod

Engineering Steel Bar - Atlas Steels
SECTION 8: ENGINEERING STEEL BAR: BRIGHT AND MILD STEEL BAR. 1 Hard chrome bar is a chromium-plated steel product used primarily as piston when comparing hollow bar and solid bar that the raw material cost is Atlas Steels can supply both 4140 and 4340 grades of alloy steel hollow bar, compliant.
Steel Round Bar Diameter 80mm - Alibaba
20Cr/40Cr LARGE DIAMETER ROUND BAR steel round bar diameter 80mm . Hard Chrome Plated Round Bar Metal Bar . AISI 4340 forged steel round bar.
4140 Hard Chrome Plated Bar | Interlloy | Engineering Steels + Alloys
4140 is a 1% Chromium - Molybdenum high tensile steel supplied in the hardened and tempered, cold drawn or turned, precision ground, polished, chrome