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

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UNS EVl

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

Steel Garde:EVl
Type:Stainless Steels
Country:USA
Standard:UNS
Application:Steel for exhaust valves

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
EV2	UNS	USA
EVll	UNS	USA
S63011	AISI	USA
EVl2	UNS	USA
S63012	AISI	USA
EVl3	UNS	USA
S63013	AISI	USA
EVl4	UNS	USA
EVl5	UNS	USA
S63018	UNS	USA
EVl6	UNS	USA
EVl7	UNS	USA
HEVl	UNS	USA
R30155	AISI	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）	Similar	Remarks
C	0.45
Si	0.50
Mn	0.50
Cr	23.5
Ni	4.80
Mo	2.80

Mechanical Properties

Tensile strength	614～605	σb/MPa
Yield Strength	191	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	999～146	-
HRC	30	-

Physical Properties

Thermal expansion	97-99	e-6/K
Thermal conductivity	66-56	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7243-1232	째C
Density	7309-7517	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)
EVl 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