Benchmark · 4 materials
Steel M36 vs Steel Silicon Steel vs Steel 35W250 vs Steel M19
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 | M36 | Silicon Steel | 35W250 | M19 |
|---|---|---|---|---|
| Yield strengthMPa | 305 MPa44 ksi | 345 MPa50 ksi | 305 MPa44 ksi | 305 MPa44 ksi |
| Tensile strengthMPa | 510 MPa74 ksi | 450 MPa65 ksi | 480 MPa70 ksi | 480 MPa70 ksi |
| Specific strengthMPa·cm³/g | 40 | 45 | 40 | 40 |
| Densityg/cm³ | 7.7 g/cm³0.278 lb/in³ | 7.65 g/cm³0.276 lb/in³ | 7.65 g/cm³0.276 lb/in³ | 7.65 g/cm³0.276 lb/in³ |
| Hardness (HB equiv.)HB | 180 HB | 180 HB | 160 HB | 180 HB |
| Max service temp°C | 200 °C392 °F | 200 °C392 °F | 200 °C392 °F | 200 °C392 °F |
| Min service temp°C | -50 °C-58 °F | -20 °C-4 °F | -50 °C-58 °F | -50 °C-58 °F |
| Electrical conductivity% IACS | 3.4 % IACS2 MS/m | 3.4 % IACS2 MS/m | 3.4 % IACS2 MS/m | 3.4 % IACS2 MS/m |
| Machinability/100 | Fair40 / 100 | Fair45 / 100 | Fair40 / 100 | Fair40 / 100 |
| Weldability/100 | Poor20 / 100 | Poor30 / 100 | Poor20 / 100 | Poor20 / 100 |
| Formability/100 | Very good75 / 100 | Fair45 / 100 | Very good75 / 100 | Very good75 / 100 |
| Relative cost | $$ Standard | $$$ Premium | $$ Standard | $$ Standard |
| Processes | Sheet | Sheet | Sheet | 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 strength305 MPa
250 MPafamily median 540 MPa1,270 MPa
Tensile strength510 MPa
420 MPafamily median 800 MPa1,750 MPa
Density7.7 g/cm³
7.8 g/cm³family median 7.85 g/cm³7.85 g/cm³
Hardness (HB equiv.)180 HB
134 HBfamily median 210 HB558 HB
Max service temp200 °C
200 °Cfamily median 400 °C540 °C
Electrical conductivity3.4 % IACS
5.7 % IACSfamily median 9.7 % IACS12 % IACS
Machinability40 / 100
29 / 100family median 75 / 10075 / 100
Relative cost25
14family median 2553
M36Silicon Steel35W250M19
Strength versus weight
Manufacturing and finishing
| Capability | M36 | Silicon Steel | 35W250 | M19 |
|---|---|---|---|---|
| Sheet metal | Yes | Yes | Yes | Yes |
| Default condition | Annealed | Annealed | Final Annealed | Annealed |
| Min. machined wall | — | — | — | — |
| Best machined surface | — | — | — | — |
| 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.