HR2

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England B.S. HR2 Stainless steels--Chemical composition and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HR2 / HR2

Category	Grade	Standard	Region/Area	Standard Content
Metals	HR2	ISO 15510	England	Stainless steels--Chemical composition

Chemical composition(mass fraction)(wt.%) of the HR2

Element	Min	Max	Similar
C	-	0.0300	-
Mn	2.5000	4.0000	-
P	-	0.0350	-
S	-	0.0050	-
Si	-	0.7000	-
Ni	3.0000	4.5000	-
Cr	23.0000	25.0000	-
Mo	1.0000	2.0000	-
Cu	0.1000	0.8000	-
N	0.2000	0.3000	-
C	-	0.0300	-
Mn	2.5000	4.0000	-
P	-	0.0350	-
S	-	0.0050	-
Si	-	0.7000	-
Ni	3.0000	4.5000	-
Cr	23.0000	25.0000	-
Mo	1.0000	2.0000	-
Cu	0.1000	0.8000	-
N	0.2000	0.3000	-
C	-	0.0300	-
Mn	2.5000	4.0000	-
P	-	0.0350	-
S	-	0.0050	-
Si	-	0.7000	-
Ni	3.0000	4.5000	-
Cr	23.0000	25.0000	-
Mo	1.0000	2.0000	-
Cu	0.1000	0.8000	-
N	0.2000	0.3000	-
C	-	0.0300	-
Mn	2.5000	4.0000	-
P	-	0.0350	-
S	-	0.0050	-
Si	-	0.7000	-
Ni	3.0000	4.5000	-
Cr	23.0000	25.0000	-
Mo	1.0000	2.0000	-
Cu	0.1000	0.8000	-
N	0.2000	0.3000	-

Mechanical Properties of steel grade HR2

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
711 (≥)	124 (≥)	21	23	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	332

Physical Properties of steel grade HR2

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
12	-	-			0.43	-
664	157	-	34.3	123		-
551	-	34	21.2			443	131

Heat Treatment of steel grade HR2

Heat treated : 1236°C - 1918°C

Technological Curves of steel grade HR2

No Curve

Cross Reference Table (Equivalent Grade) of HR2

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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