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T31502 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T31502

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UNS T31502

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This page is mainly introduced the T31502 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T31502,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Oil-Hardening Tool Steel

Steel Garde:T31502
Type:Tool Die Steels
Country:USA
Standard:UNS
Application:Oil-Hardening Tool Steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.85	0.95
Si		0.50
Mn	1.40	1.80
P		0.030
S		0.030
Cr		0.50
Mo		0.30
V		0.30
W
Ni＋Cu		0.75

Mechanical Properties

Tensile strength	555～914	σb/MPa
Yield Strength	111	σ 0.2 ≥/MPa
Elongation	52	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	485～298	-
HRC	30	-

Physical Properties

Thermal expansion	20-58	e-6/K
Thermal conductivity	70-93	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4732-0053	째C
Density	0280-7937	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)
T31502 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