P460NH yog ib qib ntawm EN 10028-3. Nws yog cov hlau tsis-alloy thiab alloy steel nrog cov khoom kub siab. EN tus lej tsim rau cov hlau no yog 1.8935. Nws cov khoom tsim nyog rau cov txheej txheem txheem. Nws yog cov hlau alloy feem ntau siv hauv kev tsim cov khoom forged.
P460NH yog cov qib siab siab siab lub nkoj tsim nyog rau boiler thiab siab nkoj tsim. Nws tuaj yeem siv tau rau hauv daim ntawv thov roj qaub qhov twg cov hlau yuav raug kuaj HIC los ntsuas qhov tsis zoo rau kev puas tsuaj rau hydrogen.
P460NH EN 10028-3 - Tshuaj muaj pes tsawg leeg:
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Al | Cu | - |
| max 0.2 | max 0.5 | 1.1 - 1.7 | max 0.8 | max 0.025 | max 0.015 | max 0.3 | max 0.1 | max 0.2 | max 0.025 | max 0.05 | max 0.03 | max 0.02 | max 0.7 | Nb+Ti+V < 0.22 |
EN 10028-3 Qib P460NH Mechanical Property:
| Qib | Thickness | Yield | Tensilmie | Elongation | Impact Zog (KV J) min | ||
| P460 NH | mm | Min Mpa | Mpa | Tsawg% | -20 degree | 0 degree | +20 degree |
| Tsawg dua los yog sib npaug li 16 | 460 | 570-720 | 17 | 47 | 55 | 63 | |
| 16>los tsawg dua los yog sib npaug li 35 | 450 | 570-720 | 17 | 47 | 55 | 63 | |
| 35>kom tsawg dua los yog sib npaug li 50 | 440 | 570-720 | 17 | 47 | 55 | 63 | |
| 50>los tsawg dua los yog sib npaug li 70 | 420 | 570-720 | 17 | 47 | 55 | 63 | |
| 70>tsawg dua los yog sib npaug li 100 | 400 | 540-710 | 16 | 47 | 55 | 63 | |
| 100>los tsawg dua los yog sib npaug li 150 | 380 | 520-690 | 16 | 47 | 55 | 63 | |
