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T41904 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T41904

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UNS T41904

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This page is mainly introduced the T41904 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of T41904,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Shock-Resisting Tool Steel

Steel Garde:T41904
Type:Tool Die Steels
Country:USA
Standard:UNS
Application:Shock-Resisting Tool Steel

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.50	0.65
Si	1.75	2.25
Mn	0.60	0.95
P		0.030
S		0.030
Cr	0.10	0.50
Mo
V	0.15	0.35
W
Ni＋Cu		0.75

Mechanical Properties

Tensile strength	204～357	σb/MPa
Yield Strength	100	σ 0.2 ≥/MPa
Elongation	68	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	819～055	-
HRC	30	-

Physical Properties

Thermal expansion	15-91	e-6/K
Thermal conductivity	30-46	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4497-7575	째C
Density	1012-3160	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)
T41904 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