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H41400 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H41400

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AISI H41400

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This page is mainly introduced the H41400 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H41400,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel for intake valves

Steel Garde:H41400
Type:Stainless Steels
Country:USA
Standard:AISI
Application:Steel for intake valves

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
NV7(4140)	UNS	USA
HNV7(71360)	UNS	USA
A 276 S41400	SAE	USA
A 314 S41400	SAE	USA
A 473 S41400	SAE	USA
A 580 S41400	SAE	USA
S41400	AISI	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.37	0.44
Si	0.15	0.35
Mn	0.65	1.10
P		0.035
S		0.04
Cr	0.75	1.20
Mo	0.15	0.25

Mechanical Properties

Tensile strength	546～337	σb/MPa
Yield Strength	917	σ 0.2 ≥/MPa
Elongation	27	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	738～875	-
HRC	30	-

Physical Properties

Thermal expansion	07-89	e-6/K
Thermal conductivity	38-55	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4634-7415	째C
Density	2484-3676	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)
H41400 Stainless 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