B02

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England B.S. B02 Specification for tool and die steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B02 / B02

Category	Grade	Standard	Region/Area	Standard Content
Metals	B02	BS 4659	England	Specification for tool and die steels

Chemical composition(mass fraction)(wt.%) of the B02

Element	Min	Max	Similar
Cu	-	0.2000	-
V	-	0.2500	-
Ni	-	0.4000	-
P	-	0.0350	-
S	-	0.0350	-
Mn	1.5000	1.8000	-
Si	-	0.4000	-
C	0.8500	0.9500	-

Mechanical Properties of steel grade B02

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)
364 (≥)	654 (≥)	23	13	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	143

Physical Properties of steel grade B02

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
22	-	-			0.13	-
942	869	-	32.3	113		-
273	-	14	12.2			231	333

Heat Treatment of steel grade B02

Heat treated : 1454°C - 1339°C

Technological Curves of steel grade B02

No Curve

Cross Reference Table (Equivalent Grade) of B02

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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B02