Material – EN G 17 CrMo 5-5

Standard Specification for Steel Castings for Pressure Purposes; Steel Grades for Use at Room Temperature and Elevated Temperatures

Group - Ferrous Mild Steel Alloys

Sub Group - EN G 17 CrMo 5-5 Steel Castings for Pressure Purposes; Steel Grades for Use at Room Temperature and

Elevated Temperatures

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

Grade Belongs to the Industry - Casting

Chemical Composition
CarbonC %0.150 - 0.200
SiliconSi %0.600 max.
ManganeseMn %0.500 - 1.000
PhosphorusP %0.025 max.
SulphurS %0.020 max.
ChromiumCr %1.000 - 1.500
MolybdenumMo %0.450 - 0.650
NickelNi %0.400 max.
VanadiumV %0.050 max.
CopperCu %0.300 max.
IronFe %Balance
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Heat Treatment
Normalising or Annealing or Hardening + Tempering
Mechanical Properties
Tensile Strength in Mpa490 - 690
Yield Strength in Mpa315 min.
Elongation in %20 min.
Reduction of Area in %-
Hardness in BHN-
Impact in Joule27 J @ RT

Cross Reference Table

Material Standard Country Grade Belong to the Industry
SA-217 Grade WC6 ASME USA Casting
G 17 CrMo 5-5 AFNOR NF France Casting
A426 Grade CP11 ASTM USA Steel
621 BS British Plate
G S 17 CrMo 5-5 DIN Germany Casting
J12072 UNS USA Casting
A217 Grade WC6 ASTM USA Casting