UNS J02503

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Description

UNS J02503 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: UNS J02503

Category	Type	Steel Grade
Steel Grades	Carbon Steel	UNS J02503
		ASTM LC3
		UNS J31550
		ASTM LC4
		UNS J41500
		ASTM LC9
		UNS J31300
		ASTM LA6NM
		UNS J91540
		ASTM A1Q
		ASTM A2Q

Chemical composition(mass fraction)(wt.%) of the UNS J02503

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.25	0.6	1.2	0.025	0.025	0.4	0.5
Mo	Al	Cu	Nb	Ti	V	Ce
0.25		0.5			0.03
N	Co	Pb	B	Other

Mechanical Properties of steel grade UNS J02503

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)
348 (≥)	333 (≥)	32	31	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	141

Physical Properties of steel grade UNS J02503

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
31	-	-			0.32	-
471	287	-	34.3	312		-
374	-	34	41.2			232	423

Heat Treatment of steel grade UNS J02503

Heat treated : 1368°C - 1797°C

Technological Curves of steel grade UNS J02503

No Curve

Cross Reference Table (Equivalent Grade) of UNS J02503

Grade	Standard	Country	Application
UNS G10300	UNS	USA	General use carbon steel bar
UNS G10050	UNS	USA	General use carbon steel bar
UNS G10060	UNS	USA	General use carbon steel bar
UNS G10080	UNS	USA	General use carbon steel bar
UNS G10110	UNS	USA	General use carbon steel bar
ASTM 1012	ASTM	USA	General use carbon steel bar
UNS G10120	UNS	USA	General use carbon steel bar
UNS G10130	UNS	USA	General use carbon steel bar
UNS G10150	UNS	USA	General use carbon steel bar
UNS G10160	UNS	USA	General use carbon steel bar
UNS G10170	UNS	USA	General use carbon steel bar
UNS G10180	UNS	USA	General use carbon steel bar
UNS G10190	UNS	USA	General use carbon steel bar
UNS G10200	UNS	USA	General use carbon steel bar
UNS G10210	UNS	USA	General use carbon steel bar
UNS T72301	UNS	USA	Carbon tool steel
W2-A	ASTM	USA	Carbon tool steel
UNS T72302	UNS	USA	Carbon tool steel
UNS S42800	UNS	USA	Martensitic special steel
UNS S43100	UNS	USA	Martensitic special steel

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