X2CrNiMo18-14-3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X2CrNiMo18-14-3

AWS X2CrNiMo18-14-3

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This page is mainly introduced the X2CrNiMo18-14-3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X2CrNiMo18-14-3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless and heat resisting steels
  • Steel Garde:X2CrNiMo18-14-3
  • Type:Stainless Steels
  • Country:Germany
  • Standard:AWS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 DIN 17440 (1996) Stainless steels - Technical delivery conditions for drawn wire
    2 DIN 17441 (1997) Stainless steels - Technical delivery conditions for cold rolled strips and slit coils strip and sheets cut from such strips for pressure purposes
    3 DIN 17455 (1985) Welded circular tubes of stainless steels for general requirements; technical delivery conditions
    4 DIN 17456 (1985) Seamless circular tubes of stainless steels for general requirements; technical delivery conditions
    5 DIN 17457 (1985) Welded circular tubes of austenitic stainless steels for special requirements; technical delivery conditions
    6 DIN 17458 (1985) Seamless circular tubes of austenitic stainless steels for special requirements; technical delivery conditions
    7 DIN EN 10028-7 Flat products made of steels for pressure purposes - Part 7: Stainless steels
    8 DIN EN 10088-1 Stainless steels - Part 1: List of stainless steels
    9 DIN EN 10088-2 Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
    10 DIN 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
    11 DIN EN 10088-4 Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes
    12 DIN EN 10088-5 Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes
    13 DIN EN 10216-5 (2004) Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes
    14 DIN EN 10217-7 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes
    15 DIN EN 10222-5 Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels
    16 DIN EN 10250-4 Open die steel forgings for general engineering purposes - Part 4: Stainless steels
    17 DIN EN 10253-3 Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements
    18 DIN EN 10253-4 Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
    19 DIN EN 10272 Stainless steel bars for pressure purposes
    20 DIN EN 10296-2 (2005) Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
    21 DIN EN 10297-2 (2005) Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
  • Metallographic Structure:Austenite
  • Application:Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.030
Si   1.00
Mn   2.00
P   0.035
S   0.030
Ni 12.00  15.00
Cr 16.00  18.00
Mo 2.00  3.00

Mechanical Properties

Tensile strength 782~847 σb/MPa
Yield Strength 118 σ 0.2 ≥/MPa
Elongation 55 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 324~660 -
HRC 30 -

Physical Properties

Thermal expansion 55-53 e-6/K
Thermal conductivity 68-38 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0890-2322 째C
Density 7522-3671 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)
X2CrNiMo18-14-3 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