O1 Flat Ground - Tool Steel

Tool Steel Flat - O1

Tool Steel Flat - O1

Tool Steel Flat - O1

O1 Flat Ground, is an oil-hardening, non-deforming tool steel which can be hardened at relatively low temperatures. Tools and dies made from O1 Flat Ground will have good wearing and abrasive qualities since the tungsten and higher chromium content gives improved wear resistance. O1 Flat Ground is ground to a surface finish of up to 35Ra on six sides and is free from defects and decarburization. Sold in annealed state to be heat-treated.

Specifications: ASTM A681, QQ-T-570, AISI O1
AKA: O1 flat, O1 premachined
Applications: dies, knives, taps, punch plates, molds, etc.
Tolerances: Thickness = +/- .001", Width = +.005/-0
How is it Measured? Thickness (A) X Width (B) X Length
Available Stock Sizes: 18 inch lengths

Rockwell Hardness*	62-64C	Corrosion Resistance	Low
Machinability	High	Depth of Hardening	Medium
Weldability	Medium	Grindability	High
Wear Resistance	Medium	Distortion in Heat Treating	Low
Overall Toughness	Medium	Decarburization Resistance	High
Strength	Medium	Resistance to Heat Softening	Low

* Can be hardened to Rockwell C64
Data provided for references only and is not warranted.

Product / Size / Weight / Stock

Product / Size / Weight / Stock
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Stock Number

Item Size & Description

Weight
(lbs. / ft.)

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Qty

Price

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809486 1/16 x 1/2 x 18"
O-1 Flat Ground

809486

1/16 x 1/2 x 18"
O-1 Flat Ground

0.16 lb

Select a Size$0.00

809497 1/16 x 3/4 x 18"
O-1 Flat Ground

809497

1/16 x 3/4 x 18"
O-1 Flat Ground

0.24 lb

Select a Size$0.00

809500 1/16 x 1 x 18"
O-1 Flat Ground

809500

1/16 x 1 x 18"
O-1 Flat Ground

0.32 lb

Select a Size$0.00

809522 1/16 x 1-1/2 x 18"
O-1 Flat Ground

809522

1/16 x 1-1/2 x 18"
O-1 Flat Ground

0.48 lb

Select a Size$0.00

809544 1/16 x 2 x 18"
O-1 Flat Ground

809544

1/16 x 2 x 18"
O-1 Flat Ground

0.64 lb

Select a Size$0.00

809555 1/16 x 2-1/2 x 18"
O-1 Flat Ground

809555

1/16 x 2-1/2 x 18"
O-1 Flat Ground

0.80 lb

Select a Size$0.00

809566 1/16 x 3 x 18"
O-1 Flat Ground

809566

1/16 x 3 x 18"
O-1 Flat Ground

0.96 lb

Select a Size$0.00

809588 1/16 x 4 x 18"
O-1 Flat Ground

809588

1/16 x 4 x 18"
O-1 Flat Ground

1.28 lb

Select a Size$0.00

810463 1/8 x 1/2 x 18"
O-1 Flat Ground

810463

1/8 x 1/2 x 18"
O-1 Flat Ground

0.32 lb

Select a Size$0.00

810485 1/8 x 3/4 x 18"
O-1 Flat Ground

810485

1/8 x 3/4 x 18"
O-1 Flat Ground

0.48 lb

Select a Size$0.00

810496 1/8 x 1 x 18"
O-1 Flat Ground

810496

1/8 x 1 x 18"
O-1 Flat Ground

0.64 lb

Select a Size$0.00

810521 1/8 x 1-1/2 x 18"
O-1 Flat Ground

810521

1/8 x 1-1/2 x 18"
O-1 Flat Ground

1.00 lb

Select a Size$0.00

810543 1/8 x 2 x 18"
O-1 Flat Ground

810543

1/8 x 2 x 18"
O-1 Flat Ground

1.28 lb

Select a Size$0.00

810554 1/8 x 2-1/2 x 18"
O-1 Flat Ground

810554

1/8 x 2-1/2 x 18"
O-1 Flat Ground

1.60 lb

Select a Size$0.00

810565 1/8 x 3 x 18"
O-1 Flat Ground

810565

1/8 x 3 x 18"
O-1 Flat Ground

2.00 lb

Select a Size$0.00

810587 1/8 x 4 x 18"
O-1 Flat Ground

810587

1/8 x 4 x 18"
O-1 Flat Ground

2.52 lb

Select a Size$0.00

811976 1/4 x 1/4 x 18"
O-1 Flat Ground

811976

1/4 x 1/4 x 18"
O-1 Flat Ground

0.32 lb

Select a Size$0.00

811987 1/4 x 1/2 x 18"
O-1 Flat Ground

811987

1/4 x 1/2 x 18"
O-1 Flat Ground

0.65 lb

Select a Size$0.00

811998 1/4 x 3/4 x 18"
O-1 Flat Ground

811998

1/4 x 3/4 x 18"
O-1 Flat Ground

0.96 lb

Select a Size$0.00

812006 1/4 x 1 x 18"
O-1 Flat Ground

812006

1/4 x 1 x 18"
O-1 Flat Ground

1.30 lb

Select a Size$0.00

812028 1/4 X 1-1/2 x 18"
O-1 Flat Ground

812028

1/4 X 1-1/2 x 18"
O-1 Flat Ground

1.90 lb

Select a Size$0.00

812050 1/4 x 2 x 18"
O-1 Flat Ground

812050

1/4 x 2 x 18"
O-1 Flat Ground

2.60 lb

Select a Size$0.00

812061 1/4 x 2-1/2 x 18"
O-1 Flat Ground

812061

1/4 x 2-1/2 x 18"
O-1 Flat Ground

3.20 lb

Select a Size$0.00

812072 1/4 x 3 x 18"
O-1 Flat Ground

812072

1/4 x 3 x 18"
O-1 Flat Ground

3.90 lb

Select a Size$0.00

812094 1/4 x 4 x 18"
O-1 Flat Ground

812094

1/4 x 4 x 18"
O-1 Flat Ground

5.10 lb

Select a Size$0.00

813009 3/8 x 3/8 x 18"
O-1 Flat Ground

813009

3/8 x 3/8 x 18"
O-1 Flat Ground

0.75 lb

Select a Size$0.00

813020 3/8 x 1/2 x 18"
O-1 Flat Ground

813020

3/8 x 1/2 x 18"
O-1 Flat Ground

1.00 lb

Select a Size$0.00

813031 3/8 x 3/4 x 18"
O-1 Flat Ground

813031

3/8 x 3/4 x 18"
O-1 Flat Ground

1.50 lb

Select a Size$0.00

813042 3/8 x 1 x 18"
O-1 Flat Ground

813042

3/8 x 1 x 18"
O-1 Flat Ground

2.00 lb

Select a Size$0.00

813064 3/8 x 1-1/2 x 18"
O-1 Flat Ground

813064

3/8 x 1-1/2 x 18"
O-1 Flat Ground

2.90 lb

Select a Size$0.00

813086 3/8 x 2 x 18"
O-1 Flat Ground

813086

3/8 x 2 x 18"
O-1 Flat Ground

3.90 lb

Select a Size$0.00

813097 3/8 x 2-1/2 x 18"
O-1 Flat Ground

813097

3/8 x 2-1/2 x 18"
O-1 Flat Ground

4.80 lb

Select a Size$0.00

813100 3/8 x 3 x 18"
O-1 Flat Ground

813100

3/8 x 3 x 18"
O-1 Flat Ground

5.70 lb

Select a Size$0.00

813111 3/8 x 3-1/2 X 18"
O-1 Flat Ground

813111

3/8 x 3-1/2 X 18"
O-1 Flat Ground

6.80 lb

Select a Size$0.00

813122 3/8 x 4 x 18"
O-1 Flat Ground

813122

3/8 x 4 x 18"
O-1 Flat Ground

7.70 lb

Select a Size$0.00

813687 1/2 x 1/2 x 18"
O-1 Flat Ground

813687

1/2 x 1/2 x 18"
O-1 Flat Ground

1.30 lb

Select a Size$0.00

813701 1/2 x 3/4 x 18"
O-1 Flat Ground

813701

1/2 x 3/4 x 18"
O-1 Flat Ground

2.00 lb

Select a Size$0.00

813712 1/2 x 1 x 18"
O-1 Flat Ground

813712

1/2 x 1 x 18"
O-1 Flat Ground

2.60 lb

Select a Size$0.00

813734 1/2 x 1-1/2 x 18"
O-1 Flat Ground

813734

1/2 x 1-1/2 x 18"
O-1 Flat Ground

3.90 lb

Select a Size$0.00

813745 1/2 x 2 x 18"
O-1 Flat Ground

813745

1/2 x 2 x 18"
O-1 Flat Ground

5.10 lb

Select a Size$0.00

813767 1/2 x 3 x 18"
O-1 Flat Ground

813767

1/2 x 3 x 18"
O-1 Flat Ground

7.70 lb

Select a Size$0.00

813789 1/2 x 4 x 18"
O-1 Flat Ground

813789

1/2 x 4 x 18"
O-1 Flat Ground

10.20 lb

Select a Size$0.00

814260 5/8 x 5/8 x 18"
O-1 Flat Ground

814260

5/8 x 5/8 x 18"
O-1 Flat Ground

2.00 lb

Select a Size$0.00

814271 5/8 x 3/4 x 18"
O-1 Flat Ground

814271

5/8 x 3/4 x 18"
O-1 Flat Ground

2.40 lb

Select a Size$0.00

814282 5/8 x 1 x 18"
O-1 Flat Ground

814282

5/8 x 1 x 18"
O-1 Flat Ground

3.20 lb

Select a Size$0.00

814307 5/8 x 1-1/2 x 18"
O-1 Flat Ground

814307

5/8 x 1-1/2 x 18"
O-1 Flat Ground

4.80 lb

Select a Size$0.00

814318 5/8 x 2 x 18"
O-1 Flat Ground

814318

5/8 x 2 x 18"
O-1 Flat Ground

6.40 lb

Select a Size$0.00

814340 5/8 x 3 x 18"
O-1 Flat Ground

814340

5/8 x 3 x 18"
O-1 Flat Ground

9.60 lb

Select a Size$0.00

814362 5/8 x 4 x 18"
O-1 Flat Ground

814362

5/8 x 4 x 18"
O-1 Flat Ground

12.75 lb

Select a Size$0.00

814599 3/4 x 3/4 x 18"
O-1 Flat Ground

814599

3/4 x 3/4 x 18"
O-1 Flat Ground

2.85 lb

Select a Size$0.00

814602 3/4 x 1 x 18"
O-1 Flat Ground

814602

3/4 x 1 x 18"
O-1 Flat Ground

3.90 lb

Select a Size$0.00

814624 3/4 x 1-1/2 x 18"
O-1 Flat Ground

814624

3/4 x 1-1/2 x 18"
O-1 Flat Ground

5.70 lb

Select a Size$0.00

814635 3/4 x 2 x 18"
O-1 Flat Ground

814635

3/4 x 2 x 18"
O-1 Flat Ground

7.70 lb

Select a Size$0.00

814657 3/4 x 3 x 18"
O-1 Flat Ground

814657

3/4 x 3 x 18"
O-1 Flat Ground

11.50 lb

Select a Size$0.00

814679 3/4 x 4 x 18"
O-1 Flat Ground

814679

3/4 x 4 x 18"
O-1 Flat Ground

15.30 lb

Select a Size$0.00

815106 1 x 1 x 18"
O-1 Flat Ground

815106

1 x 1 x 18"
O-1 Flat Ground

6.00 lb

Select a Size$0.00

815128 1 x 1-1/2 x 18"
O-1 Flat Ground

815128

1 x 1-1/2 x 18"
O-1 Flat Ground

8.00 lb

Select a Size$0.00

815139 1 x 2 x 18"
O-1 Flat Ground

815139

1 x 2 x 18"
O-1 Flat Ground

11.00 lb

Select a Size$0.00

815161 1 x 3 x 18"
O-1 Flat Ground

815161

1 x 3 x 18"
O-1 Flat Ground

16.00 lb

Select a Size$0.00

815183 1 x 4 x 18"
O-1 Flat Ground

815183

1 x 4 x 18"
O-1 Flat Ground

21.00 lb

Select a Size$0.00

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