AISI O1 (UNS T31501) steel is a kind of cold work, oil hardening type of tool steel and it is the most widely tool steel. It has good abrasion resistance and toughness for a wide variety of applications such as stamping dies, blanking dies, bending dies, drawing dies, punching dies and other hardware dies.
O1 Tool Steel Designations:
AISI O1 / ASTM O1
0.85 – 1
0.4 – 0.6
1 – 1.4
0.4 – 0.6
O1 Tool Steel Physical and Mechanical Properties:
Thermal expansion: 9.7 x 10-6/°C at 20-200°C more
Hardness, Rockwell C: 57-62 HRC.
Elastic modulus: 190-210 GPa
Blanking Dies, Drawing Dies, Extrusion Dies, Form Cutters Forming Dies, Master Tools, Molding Dies, Sub-Press Dies, Taps Trimming Dies
Cheap and readily available;
It has one of the lowest hardening temperatures of all tool steels, lending itself to home-shop heat treating;
It has good resistance to warping during quenching.
LKALLOY is a leading Supplier of AISI O1 Steel. We mainly stocks and produces AISI O1 bar, AISI O1 flats, AISI O1 plates and other forms in various size and specifications.
Room 2509, Block A, ITL Building, Gangwu Road, Xi’an, China