More information
• About EN 10028:3 P460NH Steel Plate
EN 10028:3 P460NH is steel for pressure purposes (P) with minimum yield strength of 460 MPa (460) which has specified elevated temperature properties (NH).
As well as P460NH we are stockists of other EN 10028:3 plates manufactured and certified to:
o EN 10028:3 P355NL1
o EN 10028:3 P355NL2
o EN 10028:3 P355NH
o EN 10028:3 P460NH
o EN 10028:3 P460NL2
o EN 10028:3 P275NH
We also carry stocks of plates certified to EN 10028:2 P265GH.
Applications
- Boilers
- Calorifiers
- Dished ends
- Flanges
- Heat exchangers
- Pipelines
- Pressure vessels
- Storage tanks
- Valves
- Flanges and fittings
- Condensers
Properties
Chemical Requirements
(cast analysis, % by mass, maximum permitted unless indicated otherwise)
| C | Si | Mn | P | S | Al total | N | Cr | Cu | Mo | Nb | Ni | Ti | V | Nb+Ti+V |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.20 | 0.60 | 1.10 – 1.70 | 0.025 | 0.015 | 0.020 min | 0.025 | 0.30 | 0.70 | 0.10 | 0.05 | 0.80 | 0.03 | 0.20 | 0.22 |
Tensile Requirements
| Product thickness | Yield strength MPA | Tensile strength MPA | Elongation A% |
|---|---|---|---|
| up to 16mm | 460 min | 570 – 730 | 17 min |
| 16mm to 40mm | 445 min | 570 – 720 | 17 min |
| over 40mm to 60mm | 430 min | 570 to 720 | 17 min |
| over 60mm to 100mm | 400 min | 540 to 710 | 17 min |
Impact energy values for the normalised condition
| -20°C | 0°C | +20°C | |
|---|---|---|---|
| Transverse | 30 J min | 40 J min | 50 J min |
| Lonitudinal | 45 J min | 65 J min | 75 J min |
Min. values for proof strength Rp0,2 (MPa) at elevated temperatures
| Thickness | 50°C | 100°C | 150°C | 200°C | 250°C | 300°C | 350°C | 400°C |
|---|---|---|---|---|---|---|---|---|
| up to 16mm | 445 | 419 | 388 | 356 | 326 | 300 | 278 | 261 |
| 16mm to 40mm | 430 | 405 | 375 | 345 | 316 | 290 | 269 | 253 |
| over 40mm to 60mm | 416 | 391 | 362 | 333 | 305 | 281 | 260 | 244 |
| over 60mm to 100mm | 387 | 364 | 337 | 310 | 284 | 261 | 242 | 227 |
