Czech Republic · CSN

1.4057

CSN EN 10250-4 — Open die steel forgings for general engineering purposes - Part 4 : stainless steels

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CSN EN 10088-3Stainless steels - Part 3: Technical delivery conditions for semi-finished products,bars,rods and sections for general purposes
CSN EN 10088-5Stainless steels. Part 5:Technical delivery conditions for bars,rods,wire,sections and bright products of corrosion resisting steels for construction purposes
CSN EN 10250-4Open die steel forgings for general engineering purposes - Part 4 : stainless steels
CSN EN 10272Stainless steel bars for pressure purposes
CSN EN 10088-1Staehle Stainless steels. Part 1:List of stainless steels

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wt% · log scale

value range by condition

vs. temperature

Elastic modulus GPa

Mean thermal expansion 10⁻⁶/K

Element	min	max	Remarks
C	0.12	0.22
Cr	15	17
Mn		1.5
Ni	1.5	2.5
P		0.04
S		0.03	For products to be machined a controlled sulfur content of 0
Si		1

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Impact energy	Hardness
die forgings, forgings +QT800, <= 250 mm, forged bars	600	800 950.00	8；10	15；20
die forgings, forgings +QT900, <= 250 mm, forged bars	700	900 1050.00	8；10	10；15
die forgings, forgings, annealed, <= 250 mm, forged bars		1000.00
die forgings, forgings, annealed, <= 250 mm, HB					Forged bar 295.00

Temperature

20.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
215.00		25.00	460.00	0.70	7.70

100.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
212.00	10.00

200.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
205.00	10.50

300.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
200.00	10.50

400.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
190.00	10.50

Density	Elastic modulus	Poisson's ratio	Remarks
7.61–8.10	190.00–215.00	0.27–0.30	Typical material properties for stainless steel. These values are not taken from the standard; they are indicative and must not be used for design.
7.86	190.00–210.00	0.27–0.30	Material properties for low-carbon, high-alloy steel. These values are not taken from the standard; they are indicative and must not be used for design.

Type	1
Heat-treatment curve	Hardness-Tempering
Heat-treatment curve	CCT