Benchmark · 4 materials
Steel 10B21 vs Steel 1006 vs Steel 1008 vs Steel 1010
All steel grades — bands show the family's 10th–90th percentile. The best value in each row is in bold; metric first, imperial in gray.
Properties
| Property | 10B21 | 1006 | 1008 | 1010 |
|---|---|---|---|---|
| Yield strengthMPa | 1,500 MPa218 ksi | 165 MPa24 ksi | 170 MPa25 ksi | 180 MPa26 ksi |
| Tensile strengthMPa | 1,700 MPa247 ksi | 300 MPa44 ksi | 305 MPa44 ksi | 320 MPa46 ksi |
| Specific strengthMPa·cm³/g | 191 | 21 | 22 | 23 |
| Densityg/cm³ | 7.85 g/cm³0.284 lb/in³ | 7.87 g/cm³0.284 lb/in³ | 7.87 g/cm³0.284 lb/in³ | 7.87 g/cm³0.284 lb/in³ |
| Hardness (HB equiv.)HB | 500 HB | 86 HB | 86 HB | 105 HB |
| Max service temp°C | 400 °C752 °F | 400 °C752 °F | 400 °C752 °F | 400 °C752 °F |
| Min service temp°C | -50 °C-58 °F | -20 °C-4 °F | -20 °C-4 °F | -20 °C-4 °F |
| Electrical conductivity% IACS | 12 % IACS7 MS/m | 12 % IACS7 MS/m | 11 % IACS6.4 MS/m | 11 % IACS6.4 MS/m |
| Machinability/100 | Fair40 / 100 | Fair50 / 100 | Fair50 / 100 | Fair50 / 100 |
| Weldability/100 | Fair40 / 100 | Excellent100 / 100 | Excellent100 / 100 | Excellent95 / 100 |
| Formability/100 | Fair40 / 100 | Excellent95 / 100 | Excellent95 / 100 | Excellent90 / 100 |
| Relative cost | $ Budget | $ Budget | $ Budget | $ Budget |
| Processes | CNC, Sheet | Sheet | Sheet | CNC, Sheet |
Where each grade sits
One track per property; coloured markers are the compared grades, the shaded band is the steel family 10th–90th percentile and the tick its median.
Yield strength1,500 MPa
250 MPafamily median 540 MPa1,270 MPa
Tensile strength1,700 MPa
420 MPafamily median 800 MPa1,750 MPa
Density7.85 g/cm³
7.8 g/cm³family median 7.85 g/cm³7.85 g/cm³
Hardness (HB equiv.)500 HB
134 HBfamily median 210 HB558 HB
Max service temp400 °C
200 °Cfamily median 400 °C540 °C
Electrical conductivity12 % IACS
5.7 % IACSfamily median 9.7 % IACS12 % IACS
Machinability40 / 100
29 / 100family median 75 / 10075 / 100
Relative cost11
14family median 2553
10B21100610081010
Strength versus weight
Manufacturing and finishing
| Capability | 10B21 | 1006 | 1008 | 1010 |
|---|---|---|---|---|
| CNC machining | Yes | — | — | Yes |
| Sheet metal | Yes | Yes | Yes | Yes |
| Default condition | HR | HR | HR | HR |
| Min. machined wall | 0.8 mm | — | — | 0.8 mm |
| Best machined surface | Ra 1.6 µm | — | — | Ra 1.6 µm |
| Heat treatments | Quench & Temper, Full Anneal, Stress Relief | Quench & Temper, Full Anneal, Stress Relief | Quench & Temper, Full Anneal, Stress Relief | Quench & Temper, Full Anneal, Stress Relief |
| AlCrN | Yes | Yes | Yes | Yes |
| AlTiN | Yes | Yes | Yes | Yes |
| Black Oxide | Yes | Yes | Yes | Yes |
| CVD Al2O3 | Yes | Yes | Yes | Yes |
| CVD TiCN | Yes | Yes | Yes | Yes |
| CVD TiN | Yes | Yes | Yes | Yes |
| Cerakote | Yes | Yes | Yes | Yes |
| Chemical Etching | Yes | Yes | Yes | Yes |
| Chrome Plating | Yes | Yes | Yes | Yes |
| Copper Plating | Yes | Yes | Yes | Yes |
| CrN | Yes | Yes | Yes | Yes |
| DLC | Yes | Yes | Yes | Yes |
| Dot Peen Marking | Yes | Yes | Yes | Yes |
| E-Coating | Yes | Yes | Yes | Yes |
| Electro-chemical Etching | Yes | Yes | Yes | Yes |
| Electroless Nickel (EN) | Yes | Yes | Yes | Yes |
| Embossing / Debossing | Yes | Yes | Yes | Yes |
| Epoxy Coating | Yes | Yes | Yes | Yes |
Showing 18 of 47 finishes — the full list is on each grade's datasheet.
Typical handbook values for the default condition, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.