O1 Steel

Steel name: O1
Diagram No.: 837
BS designation: BO1
Mat.No. (Wr.Nr.) designation: 1.2510
AISI/SAE designation: O1
Chemical composition in weight %: 0.90% C, 0.50% Cr, 1.25% Mo, 0.20% V, 0.50% W
Steel group: Cold work tool steels
Applications: Typical uses of O1 include gauges, taps, cold punches, cold blanking and forming dies, reamers, drill bushes, straight edges, deep drawing and needle dies, engraving dies, shear blades, ground flat stock, templates and general wearing parts for machines.
Comment: No data
Reference: Not shown in this demo version.

Heat Treatment
Hardening: 780-790oC/oil, air
Tempering: See the diagram

Tempering Diagram

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Disclaimer: The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other purposes. There is no representation that the recipient of this literature will receive updated editions as the become available.

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