DAIHATSU DK28 ENGINE VALVES & VALVE SEATS

WARTSILA L20 ENGINE VALVES

L20
Professional WARTSILA L20 ENGINE VALVES manufacturer since 1990
Quantity
Contact Now
Description

WARTSILA L20 ENGINE VALVES

Material for valves:

40Cr,4Cr9Si2,4Cr10Si2Mo,21-4N,23-8N.

Si-Cr series high alloy valve steel:4Cr10Si2Mo

Ni-Cr-Mn-N series high alloy valve steel: 21-4N,23-8N,SNCrw, Nimonic 80A,Inconel 751

Ni-Cr-W series high alloy valve steel: （SNCrW)Nickel base heat resistant alloy steel:Nimonic 80A

Harden process for valve seat’s surfaceHigh Frequency quenchingSatellite WeldingRolling

Surface treatment:1.Chrome plating2.Nitriding

Packing: Carton

  Engine ModelDescription  Dimension P/N
         L20inlet valve spindle￠73×￠14×298×140°
         L20exhaust valve spindle￠66×￠14×298×120°
         L20inlet valve seat￠78×￠58×13×140°120021
         L20,22inlet valve seat￠78×￠58×15×140°120021
         L20exhaust valve seat￠78×￠52×33.5×120°Z84
        L20in/exh valve guide￠32×￠25×￠14×1263V12B0283/       3336914-01