DIN 1.3505 Material 100Cr6 Bearing Steel Equivalent, Composition, Properties, Hardness

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100Cr6 Steel (EN 1.3505 Material)

DIN EN 1.3505 material (100Cr6 steel) is an ISO and European EN standard alloy bearing steel grade. It has good toughness, good tempering stability, and small deformation during heat treatment. After quenching and tempering, 100Cr6 material has high hardness and uniformity, good wear resistance and high contact fatigue strength.

Datasheet & Specification

The table below shows the 100Cr6 material datasheet including chemical composition and mechanical properties.

Chemical Composition

Datasheet 1, The following table shows the chemical composition of 100Cr6 bearing steel.

Chemical Composition, %
Country / RegionStandardSteel Grade (Steel number)CSiMnP ≤S ≤CrMo ≤Cu ≤O ≤Al ≤
ISOISO 683-17100Cr6 (1.3505)0.93-1.050.15-0.350.25-0.450.0250.0151.35-1.600.100.300.00150.050
European UnionEN ISO 683-17
GermanyDIN EN ISO 683-17

Properties

The following table shows the 100Cr6 properties, including physical and mechanical properties.

Mechanical Properties

Datasheet 2, material 100Cr6 mechanical properties for reference only.

Mechanical Properties (For reference only)
Steel Name (Steel Number)Tensile Strength (MPa) ≥Yield Strength  ≥ (MPa)Elongation (%, ≥)Diameter (mm)
100Cr6 (1.3505)1080-1470835910
830-11305901030

100Cr6 Material Brinell Hardness:

  • ≤207 HBW (Annealed to achieve spheroidized carbides);
  • ≤241 HBW (Annealed to achieve spheroidized carbides and Cold worked)

Physical Properties

Data sheet 3, DIN EN 1.3505 physical properties

Physical Properties
Density (g/cm3)7,8
Specific heat capacity in J/(Kg·K)460 at 20℃
Electrical resistance (μΩ·m)0.19 (20℃)
Modulus of elasticity (GPa)210
Thermal conductivity in W/(m·K)33,0 (20 ℃)
32,2 (350 ℃)
31,4 (700 ℃)
Thermal expansion coefficient (10-6/K)12,3 (20-100℃)
13,4 (20-200℃)
13,8 (20-300℃)
14,1 (20-400℃)

Heat Treatment

Hardening

Hardening temperature in oil is 830-870 ℃.

Tempering

Tempering temperature is 150-180 ℃.

Equivalent Grades

DIN EN 1.3505 steel, 100Cr6 material equivalent to US ASTM AISI SAE, Japanese JIS, and Chinese GB standard.

100Cr6 steel equivalent (For reference)
European UnionISOUSJapanChina
StandardGrade (Steel number)StandardGrade (Steel number)StandardGradeStandardGradeStandardGrade
EN ISO 683-17100Cr6 (1.3505)ISO 683-17100Cr6 (1.3505)AISI SAE, ASTM A295/A295M52100JIS G 4805SUJ2GB/T 18254GCr15

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