Material – EN 1.4552

Standard Specification for Corrosion Resistant Steel Castings

Group - Ferrous Stainless Steel Alloys

Sub Group - EN 10283 Corrosion Resistant Steel Castings

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

Grade Belongs to the Industry - Casting

Chemical Composition
CarbonC %0.070 max.
SiliconSi %1.500 max.
ManganeseMn %1.500 max.
PhosphorusP %0.040 max.
SulphurS %0.030 max.
ChromiumCr %18.000 - 20.000
NickelNi %9.000 - 12.000
CopperCu %-
NiobiumNb %max.
IronFe %Balance
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Heat Treatment
Solution Annealing
Mechanical Properties
Tensile Strength in Mpa440 - 640
Yield Strength in Mpa175 min.
Elongation in %25 min.
Reduction of Area in %-
Hardness in BHN-
Impact in Joule40 J @ -RT

Cross Reference Table

Material Standard Country Grade Belong to the Industry
GX 5 CrNiNb 19-11 DIN Germany Casting
347 C 17 BS British Casting
SCS 21 JIS Japan Casting
SA-351 Grade CF8C ASME USA Casting
A743 CF8C ASTM USA Casting
A744 CF8C ASTM USA Casting
A351 CH8C ASTM USA Casting