Material – EN 1.4409

Standard Specification for Austenitic and Austenitic-Ferritic Steel Castings for Pressure Purposes

Group - Ferrous Stainless Steel Alloys

Sub Group - EN 1.4409 Austenitic and Austenitic-Ferritic Steel Castings for Pressure Purposes

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

Grade Belongs to the Industry - Casting

Chemical Composition
CarbonC %0.030 max.
SiliconSi %1.500 max.
ManganeseMn %2.000 max.
PhosphorusP %0.035 max.
SulphurS %0.025 max.
ChromiumCr %18.000 - 20.000
NickelNi %9.000 - 12.000
MolybdenumMo %2.000 - 2.500
NitrogenN %0.200 max
IronFe %Balance
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Heat Treatment
Solution Annealing
Mechanical Properties
Tensile Strength in Mpa440 - 640
Yield Strength in Mpa195 min.
Elongation in %30 min.
Reduction of Area in %-
Hardness in BHN-
Impact in Joule80 @ RT

Cross Reference Table

Material Standard Country Grade Belong to the Industry
1.4409 DIN Germany Casting
316 AISI USA Bar, Wire, Strip, Plat, Sheet and Forging
316 S17 BS British Wire
SUS 316 JIS Japan Bar
03CH17N14M3 GOST Russia Pipes, Fittings, Bar, Sheet and Forging
A743 CF8M ASTM USA Casting
A351 CF8M ASTM USA Casting