D2 Steel

D2 Steel

Steel name: D2
Diagram No.: 2801
AISI/SAE designation: D2
Chemical composition in weight %: 1.50% C, 0.30% Si, 0.30% Mn, 12.00% Cr, 0.75% Mo, 0.90% V
Steel group: Cold work tool steels
Properties: No data
Applications: Typical applications for D2 tool steel include rolls, punches, dies for blanking, forming, trimming, and thread rolling, shear knives, food-processing knives, and gages.
Reference: Not shown in this demo version.

Heat Treatment
Hardening: 1020–1050 C/oil, vacuum, gas, hot bath.
Tempering: See the diagram.
Diagram note: Influence of tempenng temperature on hardness of specimens (i) after oil quenching from various temperatures, and (ii) after oil quenching followed by subzero treatments at - 80 and - 180°C, respectively. Specimens 30 mm in diameter. Holding times: at hardening temperatures, 30 min; at tempering temperatures. 1 h.

Tempering 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 Diagrams of Steels
Hardenability Calculating Service
Macro Defects in Steel
Metal Etchants
Non-Metallic Inclusions in Steel
Semiconductor Etchants

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