Valve Seat 60cr-40ni

Description for Valve Seat Ring in super alloy  ASTM A-56060Cr-40Ni ( K6040, G-NiCr60): 1. Chemical compostion(wt%):    CmaxMnmaxSimaxSmaxPmaxNmaxFemaxTimaxAlmaxCrNi0.100.301.000.020.020.301.000.500.2558.0-62.0Bal2. Stress released completely for dimensional stability. 3. Seat face concentric to O/D within 0.02mm TIR. 4. O/D roundness within 0.01mm. 5. Seat face roundness within 0.01mm 6. Proven Reliability By European and China Customers.   /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1