UNS T30103

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Description

UNS T30103 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: UNS T30103

Category	Type	Steel Grade
Steel Grades	Tool Steel	UNS T30103
		UNS T20826
		ASTM H41
		UNS T20841
		ASTM H42
		UNS T20842
		ASTM H43
		UNS T20843
		ASTM A2
		UNS T30102
		ASTM A3

Chemical composition(mass fraction)(wt.%) of the UNS T30103

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
1.2-1.3	0.1-0.5	0.4-0.6	0.03	0.03	4.75-5.5
Mo	Al	Cu	Nb	Ti	V	Ce
0.9-1.4					0.8-1.4
N	Co	Pb	B	Other

Mechanical Properties of steel grade UNS T30103

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)
446 (≥)	347 (≥)	21	44	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	443

Physical Properties of steel grade UNS T30103

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	-	-			0.42	-
858	185	-	23.3	231		-
831	-	42	14.2			442	443

Heat Treatment of steel grade UNS T30103

Heat treated : 1566°C - 1184°C

Technological Curves of steel grade UNS T30103

No Curve

Cross Reference Table (Equivalent Grade) of UNS T30103

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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