Material – BS 503-490

Standard Specification for Steel Steel Forgings for Pressure Purposes

Group - Ferrous Mild Steel Alloys

Sub Group - BS 503-490 Steel Forgings for Pressure Purposes

Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries

Grade Belongs to the Industry - Casting

Chemical Composition
CarbonC %0.150 max.
SiliconSi %0.150 - 0.400
ManganeseMn %0.800 max.
PhosphorusP %0.025 max.
SulphurS %0.020 max.
ChromiumCr %0.250 max.
NickelNi %3.250 - 3.750
MolybdenumMo %0.100 max.
AluminiumAl %0.018 min.
IronFe %Balance
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Heat Treatment
Normalising + Tempering or Hardening + Tempering
Mechanical Properties
Tensile Strength in Mpa490 - 640
Yield Strength in Mpa300 min.
Elongation in %17 min.
Reduction of Area in %-
Hardness in BHN-
Impact in Joule-

Cross Reference Table

Material Standard Country Grade Belong to the Industry
SA-352 Grade LC3 ASME USA Casting
1.5638 DIN Germany Casting
1.5638 EN European Union Casting
J31550 UNS USA Casting
AM8Ni14 UNE Spain Casting
G12Ni14 UNI Italy Casting
A352 LC3 ASTM USA Casting