Steel P355GH is the European standard pressure vessel plate. The standard is EN10028-2: 2003. According to the internal regulations of CEN, the following countries are obliged to implement this European standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia Tovia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom.
Tensile strength of P355GH steel plate
| Thickness（mm） | Tensile strength in different temperature Rp0.2, MPa ≥ | |||||||
| 50°C | 100°C | 150°C | 200°C | 250°C | 300°C | 350°C | 400°C | |
| 8-16 | 343 | 323 | 299 | 275 | 252 | 232 | 214 | 202 |
| ＞16-40 | 314 | 314 | 291 | 267 | 245 | 225 | 208 | 196 |
| ＞40-60 | 324 | 305 | 282 | 259 | 238 | 219 | 202 | 190 |
| ＞60-100 | 305 | 287 | 265 | 244 | 224 | 206 | 190 | 179 |
| ＞100-150 | 285 | 268 | 249 | 228 | 209 | 192 | 178 | 167 |
| ＞150-250 | 271 | 255 | 236 | 217 | 199 | 183 | 169 | 159 |
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