Jayant Impex Pvt Ltd, India, Maharashtra, Khopoli, Mumbai are leading O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3, OHNS Round Bars supplier, exporter, trader, wholesaler, stockiest.
AISI O1 Tool Steel also known as DIN 1.2510, 100MnCrW4, SKS3 Tool Steel is the original oil-hardening, “non-shrinking” tool steel i.e OHNS that can be hardened to the Rockwell C 65 range from a low austenitizing temperature. O1 is a general-purpose tool steel that is typically used in applications where alloy steels cannot provide sufficient hardness, strength, and wear resistance.
Size Specifications for AISI O1 Cold Working Tool Steel, DIN 1.2510, 100MnCrW4, SKS3, OHNS Round Bars: 6mm upto 200mm
Size Specifications for O1 Cold Working Tool Steel, DIN 1.2510, 100MnCrW4, SKS3, OHNS Square, Flat, Rectangular Bars: 6mm upto 55mm in thickness, 500mm to 6000mm length(can be Customized)
Size Specifications for O1 Cold Working Tool Steel, DIN 1.2510, 100MnCrW4, SKS3, OHNS Hollow Bars: 50mm upto 200mm in diameter as welded hollow bars & 2inch to 8inch diameter as seamless hollow bars
Size Specifications for O1 Cold Working Tool Steel, DIN 1.2510, 100MnCrW4, SKS3, OHNS Hollow Rings: 50mm upto 1000mm in diameter as welded hollow rings & 2inch to 30inch diameter as seamless hollow rings
Chemical Composition (Chemistry) of O1 Cold Working Tool Steel, DIN 1.2510, 100MnCrW4, SKS3, OHNS Round Bars:
Element |
Content (%) |
C |
0.85-1.00 |
Mn |
1.00-1.40 |
Si |
0.5 |
Cr |
0.40-0.60 |
Ni |
0.3 |
W |
0.40-0.60 |
V |
0.3 |
Cu |
0.25 |
P |
0.03 |
S |
0.03 |
Different Designations of O1 Tool Steel:
EU EN: O1
DIN, WNr: 100MnCrW4, 1.2510
Germany: DIN 1.2510
Italy: UNI 95MnWCr-5KU
Japan: JIS SKS3
United Kingdom: B.S. Bo 1
Client can procure smaller quantities of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3, OHNS Round Bar online ready stock from us at any destination by just sending us an email at
Machinability of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
The machinability of O1 steels is very good with a rating of 90% that of water hardening low alloy steels.
Forming of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
O1 steels can be easily formed in the annealed condition using conventional methods.
Hardening of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
O1 steels should be heated uniformly to 780-820°C (1436-1508°F) until completely heated through. If needed, the steels can be preheated at 300-500°C (572-932°F). About 30 min/per 25 mm of ruling section is to be provided and then the steels should be immediately quenched in oil.
Welding of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
O1 steels are weldable but run the risk of crack formation but this can be avoided with certain specifications.
During welding of soft annealed O1 tool steel, the steel should be preheated to 300 - 500°C (572-932°F), welded at same temperature and finally the stress should be relieved immediately. The Cr-Mo alloy electrode is preferable for welding structural steel.
While welding in order to harden soft annealed O1 tool steel, the steel should be heated to hardening temperature, cooled to 500°C (932°F) and welded at same temperature. Finally quenching is performed. The hard-facing electrode is the preferable choice of electrode.
When repair welding of the O1 tool steel in hardened and tempered condition, the steel should be preheated to a minimum tempering temperature of 200°C (93°F) and welded at the same tempering temperature. Finally, it should be heated immediately to a maximum tempering temperature of 300°C (572°F) and soaked for 2 hours. The hard-facing electrode is the preferable choice of electrode.
Heat Treatment of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
The heat treatment requires O1 steels to be slowly preheated to 649°C (1200°F) and then heated at 788-816°C (1450-1500°F). Then these steels should be held at the same temperature for 10 to 30 minutes and finally oil quenched.
Forging of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
Forging of O1 steels can be performed at 1038°C (1900°F) down to 857°C (1575°F) but not below 816°C (1550°F).
Cold Work of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
O1 steels can be easily cold-worked in the annealed condition using conventional methods.
Annealing of of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
Annealing should be performed at 788°C (1450°F) followed by slow furnace cool at a temperature less than 4°C (40°F) per hour.
Tempering of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
Tempering of O1 steels is performed at 177-260°C (350-500°F) to realize Rockwell C hardness of 62 to 57.
Martempering of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
Martempering is a substitute hardening procedure which can be used along with suitable salt bath equipment.
Applications of O1 Tool Steel, DIN 1.2510, 100MnCrW4, SKS3:
O1 steels are mainly used for short run tooling for cold forming dies, blanking dies, and cutting tools operating at ambient temperature.
Other Possible products in Tool Steel O1 are mentioned below:
Cold Working Tool Steel O1 Plate
Cold Working Tool Steel O1 Circles
Cold Working Tool Steel O1 Strips
Cold Working Tool Steel O1 Sheets
Cold Working Tool Steel O1 Plate Shapes
Cold Working Tool Steel O1 Custom Profiles
Cold Working Tool Steel O1 Billets
Cold Working Tool Steel O1 Bars
Cold Working Tool Steel O1 Round Bars
Cold Working Tool Steel O1 Flat Bars
Cold Working Tool Steel O1 Square Bars
Cold Working Tool Steel O1 Rectangular Bars
Cold Working Tool Steel O1 Hollow Bars
Cold Working Tool Steel O1 Forged Bars
Cold Working Tool Steel O1 Machined Bars
Cold Working Tool Steel O1 Bars Offcuts
Cold Working Tool Steel O1 Bars Cut Pieces
Cold Working Tool Steel O1 Slabs
Cold Working Tool Steel O1 Blocks
Cold Working Tool Steel O1 Rings
Cold Working Tool Steel O1 Forged Seamless Rings
Cold Working Tool Steel O1 Rolled Seamless Rings
Cold Working Tool Steel O1 Forgings
Cold Working Tool Steel O1 Machined Parts
DIN 1.2510 Tool Steel Plate
DIN 1.2510 Tool Steel Circles
DIN 1.2510 Tool Steel Strips
DIN 1.2510 Tool Steel Sheets
DIN 1.2510 Tool Steel Plate Shapes
DIN 1.2510 Tool Steel Custom Profiles
DIN 1.2510 Tool Steel Billets
DIN 1.2510 Tool Steel Bars
DIN 1.2510 Tool Steel Round Bars
DIN 1.2510 Tool Steel Flat Bars
DIN 1.2510 Tool Steel Square Bars
DIN 1.2510 Tool Steel Rectangular Bars
DIN 1.2510 Tool Steel Hollow Bars
DIN 1.2510 Tool Steel Forged Bars
DIN 1.2510 Tool Steel Machined Bars
DIN 1.2510 Tool Steel Bars Offcuts
DIN 1.2510 Tool Steel Bars Cut Pieces
DIN 1.2510 Tool Steel Slabs
DIN 1.2510 Tool Steel Blocks
DIN 1.2510 Tool Steel Rings
DIN 1.2510 Tool Steel Forged Seamless Rings
DIN 1.2510 Tool Steel Rolled Seamless Rings
DIN 1.2510 Tool Steel Forgings
DIN 1.2510 Tool Steel Machined Parts
Tool Steel 100MnCrW4 Plate
Tool Steel 100MnCrW4 Circles
Tool Steel 100MnCrW4 Strips
Tool Steel 100MnCrW4 Sheets
Tool Steel 100MnCrW4 Plate Shapes
Tool Steel 100MnCrW4 Custom Profiles
Tool Steel 100MnCrW4 Billets
Tool Steel 100MnCrW4 Bars
Tool Steel 100MnCrW4 Round Bars
Tool Steel 100MnCrW4 Flat Bars
Tool Steel 100MnCrW4 Square Bars
Tool Steel 100MnCrW4 Rectangular Bars
Tool Steel 100MnCrW4 Hollow Bars
Tool Steel 100MnCrW4 Forged Bars
Tool Steel 100MnCrW4 Machined Bars
Tool Steel 100MnCrW4 Bars Offcuts
Tool Steel 100MnCrW4 Bars Cut Pieces
Tool Steel 100MnCrW4 Slabs
Tool Steel 100MnCrW4 Blocks
Tool Steel 100MnCrW4 Rings
Tool Steel 100MnCrW4 Forged Seamless Rings
Tool Steel 100MnCrW4 Rolled Seamless Rings
Tool Steel 100MnCrW4 Forgings
Tool Steel 100MnCrW4 Machined Parts
Tool Steel SKS3 Plate
Tool Steel SKS3 Circles
Tool Steel SKS3 Strips
Tool Steel SKS3 Sheets
Tool Steel SKS3 Plate Shapes
Tool Steel SKS3 Custom Profiles
Tool Steel SKS3 Billets
Tool Steel SKS3 Bars
Tool Steel SKS3 Round Bars
Tool Steel SKS3 Flat Bars
Tool Steel SKS3 Square Bars
Tool Steel SKS3 Rectangular Bars
Tool Steel SKS3 Hollow Bars
Tool Steel SKS3 Forged Bars
Tool Steel SKS3 Machined Bars
Tool Steel SKS3 Bars Offcuts
Tool Steel SKS3 Bars Cut Pieces
Tool Steel SKS3 Slabs
Tool Steel SKS3 Blocks
Tool Steel SKS3 Rings
Tool Steel SKS3 Forged Seamless Rings
Tool Steel SKS3 Rolled Seamless Rings
Tool Steel SKS3 Forgings
Tool Steel SKS3 Machined Parts
Oil Hardening Non-Shrinking (OHNS) Die Steel Plate
Oil Hardening Non-Shrinking (OHNS) Die Steel Circles
Oil Hardening Non-Shrinking (OHNS) Die Steel Strips
Oil Hardening Non-Shrinking (OHNS) Die Steel Sheets
Oil Hardening Non-Shrinking (OHNS) Die Steel Plate Shapes
Oil Hardening Non-Shrinking (OHNS) Die Steel Custom Profiles
Oil Hardening Non-Shrinking (OHNS) Die Steel Billets
Oil Hardening Non-Shrinking (OHNS) Die Steel Bars
Oil Hardening Non-Shrinking (OHNS) Die Steel Round Bars
Oil Hardening Non-Shrinking (OHNS) Die Steel Flat Bars
Oil Hardening Non-Shrinking (OHNS) Die Steel Square Bars
Oil Hardening Non-Shrinking (OHNS) Die Steel Rectangular Bars
Oil Hardening Non-Shrinking (OHNS) Die Steel Hollow Bars
Oil Hardening Non-Shrinking (OHNS) Die Steel Forged Bars
Oil Hardening Non-Shrinking (OHNS) Die Steel Machined Bars
Oil Hardening Non-Shrinking (OHNS) Die Steel Bars Offcuts
Oil Hardening Non-Shrinking (OHNS) Die Steel Bars Cut Pieces
Oil Hardening Non-Shrinking (OHNS) Die Steel Slabs
Oil Hardening Non-Shrinking (OHNS) Die Steel Blocks
Oil Hardening Non-Shrinking (OHNS) Die Steel Rings
Oil Hardening Non-Shrinking (OHNS) Die Steel Forged Seamless Rings
Oil Hardening Non-Shrinking (OHNS) Die Steel Rolled Seamless Rings
Oil Hardening Non-Shrinking (OHNS) Die Steel Forgings
Oil Hardening Non-Shrinking (OHNS) Die Steel Machined Parts
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