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Characteristics for grade 18Kh15N3M-Sh ( 18Х15Н3М-Ш )

Grade :	18Kh15N3M-Sh ( 18Х15Н3М-Ш ) ( 18Х15Н3М ДИ1-Ш ДИ1 )
Classification :	Corrosion-resistant high-temperature steel
Equivalent grades:	Is absent

Chemical composition in % for grade 18Kh15N3M-Sh ( 18Х15Н3М-Ш )

C	Si	Mn	Ni	S	P	Cr	Mo	W	Cu	-
0.15 - 0.21	max 0.6	max 0.6	2.5 - 3	max 0.015	max 0.03	14.5 - 16.5	0.3 - 0.5	max 0.5	max 0.25	Остаточная доля Сu до 0.25%

Mechanical properties under Т=20^oС for grade 18Kh15N3M-Sh ( 18Х15Н3М-Ш )

Assortment	Dimension	Direct.	s_в	s_T	d₅	y	KCU	Heat treatment
-	mm	-	MPa	MPa	%	%	kJ / m²	-
Bar			930	735	14	55	880	Guenching 1050^oC,Cooling oil, Drawing 640 - 680^oC,Cooling air,
Bar			1130	885	12	50	690	Guenching 1050^oC,Cooling oil, Drawing 540 - 580^oC,Cooling air,

Types of delivery of grade 18Kh15N3M-Sh ( 18Х15Н3М-Ш )

В32 - Graded and shaped rolling

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]

18Kh15N3M-Sh ( 18Х15Н3М-Ш ) - Corrosion-resistant high-temperature steel: 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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