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T30103 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T30103

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UNS T30103

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This page is mainly introduced the T30103 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T30103,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold-Work Tool Steel

Steel Garde:T30103
Type:Tool Die Steels
Country:USA
Standard:UNS
Application:Cold-Work Tool Steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	1.20	1.30
Si	0.10	0.50
Mn	0.40	0.60
P		0.030
S		0.030
Cr	4.75	5.50
Mo	0.90	1.40
V	0.80	1.40
W
Ni＋Cu		0.75

Mechanical Properties

Tensile strength	221～472	σb/MPa
Yield Strength	553	σ 0.2 ≥/MPa
Elongation	26	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	367～397	-
HRC	30	-

Physical Properties

Thermal expansion	71-60	e-6/K
Thermal conductivity	73-77	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1540-2483	째C
Density	3329-3719	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
T30103 Tool Die Steels	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk