34CrNiMo6 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34CrNiMo6

AFNOR 34CrNiMo6

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This page is mainly introduced the 34CrNiMo6 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34CrNiMo6,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steels for quenching and tempering for construction purposes - Technical delivery conditions
  • Steel Garde:34CrNiMo6
  • Type:Stainless Steels
  • Country:France
  • Standard:AFNOR
  • Standard Number:
    ITEM Standard Number Descriptions
    1 NF EN 10083-1 Steels for quenching and tempering - Part 1: General technical delivery conditions
    2 NF EN 10083-3 Steels for quenching and tempering - Part 3: Technical delivery conditions for alloy steels
    3 NF EN 10250-3 Open die steel forgings for general engineering purposes - Part 3: Alloy special steels
    4 NF EN 10263-4 Steel rod, bars and wire for cold heading and cold extrusion - Part 4: Technical delivery conditions for steels for quenching and tempering
    5 NF EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
    6 NF EN 10277-5 Bright steel products - Technical delivery conditions - Part 5: Steels for quenching and tempering
    7 NF EN 10343 Steels for quenching and tempering for construction purposes - Technical delivery conditions
  • Application:Steels for quenching and tempering for construction purposes - Technical delivery conditions

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.30  0.38
Si   0.40
Mn 0.50  0.80
P   0.035
S   0.035
Cr 1.30  1.70
Ni 1.30  1.70
Mo 0.15  0.30

Mechanical Properties

Tensile strength 835~712 σb/MPa
Yield Strength 850 σ 0.2 ≥/MPa
Elongation 74 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 450~347 -
HRC 30 -

Physical Properties

Thermal expansion 01-16 e-6/K
Thermal conductivity 71-00 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1366-6743 째C
Density 0428-0082 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)
34CrNiMo6 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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