ACI/CAST GRADE	CAST ASTM	CAST EN/DIN	CAST UNS	WROUGHT UNS	WROUGHT GRADE
CT15C	A351	1.4859 GX10NiCrNb32-20	N08151	–	INCOLOY 800H

CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C	Cr	Ni	Si	Other
0.1	20.0	32.0	1.0	1.0Nb

CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa]	Rm [MPa]	A %	Hardness [HB]	Impact [J]
170	435	20	–	–

CREEP LIMIT
Creep limit 1% 10.000 hours MPa at °C						Creep strength for 100.000 hours MPa at °C
600	700	800	900	1000	1100	600	700	800	900	1000	1100
75	68	42	22	8	–	–	65	40	21	8.5	–

PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure	ρ [kg/dm3]	α [μm/m∙K] (20 – 100 °C)	K [W/m∙K]	Cp [J/kg∙K]	Melting ΔT [°C]
Austenitic, (Carbides)	8.0	14.5	11.5	460	1357-1385

WORKING CONDITIONS / FABRICATION
Heat Treatment	Max working T in air [°C]	Machinability [100 = CF8M]	Patternmaker’s Shrinkage [%]
As Cast	1050	–	2.3