X10CrNi18-8 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X10CrNi18-8

B.S. X10CrNi18-8

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This page is mainly introduced the X10CrNi18-8 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X10CrNi18-8,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
  • Steel Garde:X10CrNi18-8
  • Type:Stainless Steels
  • Country:UK
  • Standard:B.S.
  • Standard Number:
    ITEM Standard Number Descriptions
    1 BS EN 10088-1 Stainless steels - Part 1: List of stainless steels
    2 BS EN 10088-2 Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
    3 BS EN 10088-3 Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
    4 BS EN 10151 Stainless steel strip for springs - Technical delivery conditions
    5 BS EN 10263-5 Steel rod, bars and steel wire for cold heading and cold extrusion - Part 5: Technical delivery conditions for stainless steels
    6 BS EN 10264-4 (2002) Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire
    7 BS EN 10270-3 Steel wire for mechanical springs - Part 3: Stainless spring steel wire
  • Metallographic Structure:Austenite
  • Application:Steel wire for mechanical springs - Part 3: Stainless spring steel wire

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.05  0.15
Si   2.00
Mn   2.00
P   0.045
S   0.015
Cr 16.00  19.00
Ni 6.00  9.50
Mo   0.80
N   0.11

Mechanical Properties

Tensile strength 586~765 σb/MPa
Yield Strength 819 σ 0.2 ≥/MPa
Elongation 92 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 863~574 -
HRC 30 -

Physical Properties

Thermal expansion 35-96 e-6/K
Thermal conductivity 49-99 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6100-6147 째C
Density 1600-2200 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)
X10CrNi18-8 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