Material – BS 347 C 17

Standard Specification for Austenitic Stainless Steel Castings for Pressure Purposes

Group - Ferrous Stainless Steel Alloys

Sub Group - BS 1504 Austenitic Stainless 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 %0.080 max.
SiliconSi %1.500 max.
ManganeseMn %2.000 max.
PhosphorusP %0.040 max.
SulphurS %0.040 max.
ChromiumCr %17.000 - 21.000
NickelNi %8.500 min.
TitaniumTi %5 x %C < 0,70%
IronFe %Balance
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Heat Treatment
Softening (cooling rapidly in air or water): 1000-1100 C
Mechanical Properties
Tensile Strength in Mpa480 min.
Yield Strength in Mpa215 min.
Elongation in %22 min.
Reduction of Area in %-
Hardness in BHN-
Impact in Joule-

Cross Reference Table

Material Standard Country Grade Belong to the Industry
1.4552 EN European Union Casting
GX 5 CrNiNb 19-11 DIN Germany 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