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O-1

Steel availability

Round        Pre-machined       1/2 "to 9. 1/2"

License plate           L. Hot          1/2 "to 4"

Average Chemical Analysis

               C      Yes     Mn   P  S   Cr     Neither  Mo  W      V      Others     BHN / HRC

O-1         0.95   0.25     1     -     -   0.60   -     -   0.60   0.10      -         212 +  

Heat treatment

               Temper temperature (° C)         Cooling Medium (° C)            Tempering (° C)

O-1             790-850                         Oil or salts                   180-200

 

Features and Applications

O-1

General purpose steel, good surface hardness, adequate wear resistance, easy to temper and machine, plastic mold dies, forming and bending dies, paper knives, rhymes, minting dies, etc.

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