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S41040 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S41040

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UNS S41040

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This page is mainly introduced the S41040 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S41040,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S41040

Steel Garde:S41040
Type:Special Alloy
Country:USA
Standard:UNS
Application:Martensitic special steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
S41040	UNS	USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	776～263	σb/MPa
Yield Strength	870	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	978～616	-
HRC	30	-

Physical Properties

Thermal expansion	34-48	e-6/K
Thermal conductivity	03-63	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5075-9176	째C
Density	1869-3046	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)
S41040 Special Alloy	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