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Characteristics for grade 12KH21N5T ( 12Х21Н5Т )

Grade :	12KH21N5T ( 12Х21Н5Т ) ( 1Х21Н5Т ЭИ811 )
Classification :	Corrosion-resistant steel for general purposes
Equivalent grades:	Go here

Chemical composition in % for grade 12KH21N5T ( 12Х21Н5Т )

C	Si	Mn	Ni	S	P	Cr	Ti	Al
0.09 - 0.14	max 0.8	max 0.8	4.8 - 5.8	max 0.025	max 0.035	20 - 22	0.25 - 0.5	max 0.8

Mechanical properties under Т=20^oС for grade 12KH21N5T ( 12Х21Н5Т )

Assortment	Dimension	Direct.	s_в	s_T	d₅	y	KCU	Heat treatment
-	mm	-	MPa	MPa	%	%	kJ / m²	-
Sheet trick, GOST 7350-77			690	390	14			Guenching 950 - 1050^oC,Cooling water,
Sheet thin, GOST 5582-75			690	440	18			Guenching 1000 - 1050^oC, air,

Equivalent steels for grade 12KH21N5T ( 12Х21Н5Т )Warning! Indicated both exact and nearest equivalents.

Czechia

CSN

17254

Types of delivery of grade 12KH21N5T ( 12Х21Н5Т )

B23 - Sheets and Strips

В32 - Graded and shaped rolling

B33 - Sheets and Strips

B34 - Ribbons

Specification :

Mechanical properties :
s_в	- Tensile strength , [MPa]
s_T	- Yield stress, [MPa]
d₅	- Specific elongation at fracture , [ % ]
y	- Reduction of area , [ % ]
KCU	- Impact strength , [ kJ / m²]
HB	- Brinell hardness , [MPa]

Physical properties :
T	- Test temperature , [Grade]
E	- Young modulus , [MPa]
a	- Coefficient of linear expansion (range 20^o - T ) , [1/Grade]
l	- Termal (heat) condition coefficient , [Watt/(m·Grade)]
r	- Density , [kg/m³]
C	- Specific heat ( range 20^o - T ), [J/(kg·Grade)]
R	- Electrical resistance , [Ohm·m]

12KH21N5T ( 12Х21Н5Т ) - Corrosion-resistant steel for general purposes: chemical composition, mechanical and physical properties, hardness
Database of steels and alloys (Marochnik) contains information about chemical composition and properties more then 3000 steels and alloys

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