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1.6587 (AISI 4820, 18CrNiMo7-6) Sementasyon çeliği

6587 Steel (AISI 4820, 18CrNiMo7-6) Properties

6587 steel is a cementation steel alloyed with nickel, chromium and molybdenum. Surface hardness depth is much higher compared to 8620. Since 6587 steel, chromium and nickel alloy is much higher than 8620, its general mechanical properties are also better.

Case Hardening Steels Performance Chart

  • Surface Hardenability 85% 85%
  • Hardness Depth 75% 75%

The information given above is only for comparison with CASE HARDENING STEELS. For detailed technical information and information about material selection, please contact our technical team.

6587 Steel (AISI 4820, 18CrNiMo7-6) Chemical Composition

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% Carbon
1.6587 (AISI 4820)
0.14-0.17
% Silicon
1.6587 (AISI 4820)
0.04
% Manganese
1.6587 (AISI 4820)
0.5-0.9
% Phosphorus (Max.)
1.6587 (AISI 4820)
0.035
% Sulfur (Max.)
1.6587 (AISI 4820)
0.04
% Chromium
1.6587 (AISI 4820)
1.5-1.8
% Molybdenum
1.6587 (AISI 4820)
0.25-0.35
% Nickel
1.6587 (AISI 4820)
1.4-1.7

Other information;

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1.6587 (AISI 4820) at Önerler

  • 6587s in our stocks are mainly ASIL STEEL products,

  • Optimum microstructure,

  • Maximum performance,
  • Reliable manufacturer,
  • High homogeneity,
  • High machinability.

Stock Information

  • As a round, the diameter increases from 100mm to 500mm with small intervals,

Stock is kept continuously. For detailed stock measurements, please view our general stock list from the link below.

Click here to view our Önerler Çelik general stock list.

 We continuously diversify and strengthen our stocks in order to offer more suitable size options to our customers. 

6587 Steel (AISI 4820, 18CrNiMo7-6) Where to Use

  • Parts that need very good mechanical properties,
  • Powertrain parts,
  • Thick section impellers,
  • In parts subject to high wear

6587 steel is commonly used.