SMB Engine Valves - INDIA

PL -12MV VAVLES SEATS : MATERIAL CHEMICAL COMPOSITION
Material
Percentage (%)
C 1.50 to 2.20%
Si 0.80 to 1.00%
Mn 0.80 to 1.00%
P 0.04 %Max
S 0.07%
Cr 12.0 to 14.0%
Mo 2.0 to 2.50%
Ni 0.50% Max
HARDNESS HRC 32-38
NICKEL BASE ALLOY VALVE SEAT: MATERIAL CHEMICAL COMPOSITION
Material
Percentage (%)
C 2.3 to 2.5%
Si 1.5% Max
Mn 0.75% Max
Cr 27.0 to 30.0%
W 14.0 to 16.0%
Fe 10.0 % Max
Ni Remaining
Hardness HRC 38-48