1.2311 Steel

Steel name: 1.2311
Diagram No.: 2219
Mat.No. (Wr.Nr.) designation: 1.2311
DIN designation: 40CrMnMo7
AISI/SAE designation: P20
Chemical composition in weight %: 0.40% C, 0.40% Si, 1.50% Mn, 1.90% Cr, 0.20% Mo
Steel group: Plastic mould steels
Properties: Alloyed and pre-toughened tool steel, especially suitable for polishing; high dimensional stability.
Applications: Moulding plates, inserts and high-tensile machine parts.
Reference: Not shown in this demo version.

Heat Treatment
Hardening: 840 to 860 °C to 180 °C/220 °C in oil/hot bath, then in air to about 100 °C obtainable hardness: 52 HRC.
Tempering: Slow heating to tempering temperature immediately after hardening; minimum time in furnace: 1 hour per 25 mm part thickness.
Diagram note: No data

Tempering Diagram

Price: 20.00 US $
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