Global · Enterprise standard

Incoloy 803

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Chemical composition

Element	min	max	Similar	Remarks
Al	0.15	0.6
C	0.06	0.1
Cr	25	29
Cu		0.75
Fe			Rem.	Rem.
Mn		1.5
Ni	32	37
S		0.015
Si		1
Ti	0.15	0.6

Mechanical properties

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Reduction of area	Impact energy	Hardness
Plates, hot rolled solution annealed	275–296	572–607	43–47
cold drawn solution annealed	275–310	586–627	45–50
sheet, cold rolled and solution annealed	275–331	552–621	40–45
steel bars, solution treated	207–255	572–607	45–50

Physical properties

Temperature

20.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
195.30		11.30	479.00	1.03	7.86

100.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
192.50	14.00	12.60		1.06

200.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
182.80	14.70	14.00		1.10

300.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
177.30	15.40	15.90		1.14

400.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
171.10	15.80	17.70		1.16

500.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
165.60	16.20	19.60		1.19

600.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
158.70	16.40	21.40		1.21

700.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
151.80	16.90	23.20		1.23

800.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
144.20	17.30	24.00		1.25

900.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
139.40	17.60	25.70		1.26

1000.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
131.80	18.00	27.40		1.27

1100.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.40	29.10

Typical physical values

Density	Elastic modulus	Poisson's ratio	Remarks
7.61–8.10	190.00–215.00	0.27–0.30	不锈钢的典型材料性能数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。
7.86	190.00–210.00	0.27–0.30	低碳，高合金钢材料性能属性数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。