Table 1.
Basic properties of the materials used for cylinders.
| Material | Density (kg/dm3) | Minimum Yield Strength (MPa) | Minimum Tensile Strength (MPa) | Maximum Carbon Content (%) | Description |
|---|---|---|---|---|---|
| St52/S355J2G3/S355JR | 7.8 | 355 | 490 | 0.2 | low-carbon structural steel |
| E355 | 0.22 | low-carbon quality steel | |||
| S275JR | 7.9 | 275 | 410 | 0.21 | low-carbon structural steel |
| S235JR | 7.8 | 235 | 340 | 0.2 | low-carbon structural steel |
| BS970070M20 | 7.8 | 210 | 410 | 0.24 | low-carbon structural steel |
| R35 | 7.9 | 235 | 345 | 0.16 | low-carbon structural steel for pipes |
| R45 | 7.9 | 255 | 440 | 0.22 | low-carbon structural steel for pipes |
| IS 1030 GRADE 280-580 | 7.85 | 280 | 580 | 0.25 | non-alloy steel, general purpose |
| AISI 304 | 7.9 | 210 | 520 | 0.08 | austenitic stainless steel |
| 60-40-18 | 7.1 | 276 | 414 | 3.4–3.8 | spheroidal cast iron |
| Al 7075-T6 | 2.8 | 430 * | 510 | – | Al-Zn alloy |
| POM | 1.41 | 67–69 | 67–85 | – | polyoxymethylene |
| PA | 1.13 | 40 | 67 | – | polyamide |
| PP | 0.92 | 30 | 32 | – | polypropylene |
* For aluminium alloy, instead of the yield strength Re, the conventional yield strength Rp0.2 is given.