X6CrNiNb18-10,1.4550,X5CrNiNb18-10,1.4546,AISI 347 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X6CrNiNb18-10,1.4550,X5CrNiNb18-10,1.4546,AISI 347

EN X6CrNiNb18-10,1.4550,X5CrNiNb18-10,1.4546,AISI 347

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This page is mainly introduced the X6CrNiNb18-10,1.4550,X5CrNiNb18-10,1.4546,AISI 347 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X6CrNiNb18-10,1.4550,X5CrNiNb18-10,1.4546,AISI 347,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

X6CrNiNb18-10,1.4550,X5CrNiNb18-10,1.4546,AISI 347 used in cryotechnics, in the pharmaceutical industry, in the food industry - in food processing plants, dairies, sugar factories, breweries, in the fuel industry, i.e. in refineries and petrochemical plants.Steel intended for pipelines, autoclaves, transport tanks, heat exchangers, absorption towers, pumps, coolers, and reactors.

  • Steel Garde:X6CrNiNb18-10,1.4550,X5CrNiNb18-10,1.4546,AISI 347
  • Type:Stainless Steels
  • Country:European
  • Standard:EN
  • Standard Number:
    ITEM Standard Number Descriptions
    1 EN 10028-7 Flat products made of steels for pressure purposes - Part 7: Stainless steels
    2 EN 10088-1 Stainless steels - Part 1: List of stainless steels
    3 EN 10088-2 Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
    4 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
    5 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
    6 EN 10216-5 (2004) Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes
    7 EN 10217-7 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes
    8 EN 10222-5 Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels
    9 EN 10250-4 Open die steel forgings for general engineering purposes - Part 4: Stainless steels
    10 EN 10253-3 Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements
    11 EN 10253-4 Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
    12 EN 10272 Stainless steel bars for pressure purposes
    13 EN 10296-2 (2005) Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
    14 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:Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.080
Si   1.00
Mn   2.00
P   0.045
S   0.015
Cr 17.00  19.00
Mo  
Ni 9.00  12.00
Nb 10×C  1.00

Mechanical Properties

Tensile strength 907~138 σb/MPa
Yield Strength 313 σ 0.2 ≥/MPa
Elongation 02 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 395~839 -
HRC 30 -

Physical Properties

Thermal expansion 97-12 e-6/K
Thermal conductivity 20-19 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6996-0713 째C
Density 1568-0900 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)
X6CrNiNb18-10,1.4550,X5CrNiNb18-10,1.4546,AISI 347 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

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