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

Location » Home » Grades > Stainless Steels > EVll

UNS EVll

Profile

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

Cross Reference Table(Equivalent Materials):

Material Standard Country
S63011 AISI USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.65  0.75
Si 0.45  0.85
Mn 5.50  7.00
P   0.050
S 0.025  0.065
Cr 20.0  22.0
Ni 1.40  1.90
N 0.18  0.28

Mechanical Properties

Tensile strength 582~008 σb/MPa
Yield Strength 450 σ 0.2 ≥/MPa
Elongation 93 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 455~705 -
HRC 30 -

Physical Properties

Thermal expansion 90-52 e-6/K
Thermal conductivity 87-39 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1183-8752 째C
Density 6748-8256 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)
EVll 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

Technical specification/standard for download