39NiCrMo3 Steel

39NiCrMo3 Steel

Steel name: 39NiCrMo3
Table No.: 1922
DIN designation: 36CrNiMo4
Mat.No. (Wr.Nr.) designation: 1.6510
AISI/SAE designation: 9840
EN designation: 39NiCrMo3
UNI designation: 39NiCrMo3
AFNOR designation: 40NCD3
GOST designation: 39HNM
Chemical composition in weight %: 0.35-0.43% C, max. 0.40% Si, 0.50-0.80% Mn, max. 0.025% P, max. 0.035% S, 0.60-1.00% Cr, 0.15-0.25% Mo, 0.70-1.00% Ni
Steel group: Alloy steels
Applications: No data
Note: Ac1=740 C, Ac3=790 C, Ms=330 C, Mf=110 C.
Reference: Not shown in this demo version.

Heat Treatment
Quenching: 850 C/oil, polymer
Tempering: 550-650 C/air

Table Tempering Temperature - Hardness - Mechanical Properties

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

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