AISI 1045, 6140 Steels

AISI 1045, 6140 Steels

Steel name: AISI 1045, 6140
Diagram No.: 2104
AISI/SAE designation: AISI 1045, 6140
Chemical composition in weight %:
AISI 1045 steel: 0.43-0.50% C, 0.10-0.35% Si, 0.30-0.90% Mn, max. 0.040% P, max. 0.040% S
AISI 6140 steel: 0.35-0.45% C, 0.15-0.30% Si, 0.60-0.90% Mn, max. 0.040% P, max. 0.050% S, 0.80-1.10% Cr
Steel group: Carbon, alloyed steels
Applications: No data
Comment: U-curve comparison of the hardenability of AISI 1045 plain carbon steel and AISI 6140 low alloy steel with increasing cross-section diameters.
Reference: Not shown in this demo version.

Heat Treatment
Hardening: No data

Hardenability Diagram

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Other Steel Data links:
Carbides in Steel
CCT and TTT Diagrams of Steels
CCT and TTT Diagram Calculating Service
Hardenability Calculating Service
Macro Defects in Steel
Metal Etchants
Non-Metallic Inclusions in Steel
Semiconductor Etchants
Transformation Diagrams of Non-Ferrous Alloys
Tempering Diagrams of Steels

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