Doosan Excavator Engine Parts Intake and Exhaust Valve for dB58

Product superiority:  1.Material: special valve bar material, 4Cr9Si2,4Cr10Si2Mo,21-4N,23-8N, X60, X80, Inconel751,21-4NWNb.2.Production: CNC connection processing line, continuous furnace for heat treatment, friction welding, Stelli welding, U quenching, chrome plating, soft nitriding 3.Annual production capacity: 8 million 4.Delivery time: 10-30 days5.Quality Guarantee: 12 months or 300000km6.Certificate: ISO9001, IATF169497.Customization: design and develop new product based on sample or drawing.8.MOQ: No qty requirement for stock.Product list:   DOOSANDL08Intake 21-2N+4Cr9Si235.660°8147.5Exhaust 21-4NWNb+4Cr9Si233.545°8147.5DE08/D1146Intake 4Cr9Si248.560°9154.5Exhaust 21-4N+4Cr9Si245.545°9154.5DE12/D2366Intake 4Cr9Si253.360°11166.5Exhaust 21-4N+4Cr9Si25145°11166.7DV11Intake 4Cr9Si2    Exhaust 21-4N+4Cr9Si2    DB58Intake 4Cr9Si24660°9127.8Exhaust 21-4N+4Cr9Si237.545°9127.8Product model:Material details:   /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1