EN10028-3压力容器钢板的化学成分:
EN10028-3 | 材料号 | C | Si | Mn | P | S | Al(total) | N | Cr | Cu | Mo | Nb | Ni | Ti | V | Nb+Ti+ V |
P275NH | 1.0487 | 0.16 | 0.40 | 0.80 b -1.50 |
0.025 | 0.015 | 0.020 c, d |
0.012 | e 0.30 |
e 0.30 |
e 0.08 |
0.05 | 0.50 | 0.03 | 0.05 | 0.05 |
P275NL1 | 1.0488 | |||||||||||||||
P275NL2 | 1.1104 | 0.020 | 0.010 | |||||||||||||
P355N | 1.0562 | 0.18 | 0.50 | 1.10 -1.70 | 0.025 | 0.015 | 0.020 c, d |
0.012 | e 0.30 |
e 0.30 |
e 0.08 |
0.05 | 0.50 | 0.03 | 0.10 | 0.12 |
P355NH | 1.0565 | |||||||||||||||
P355NL1 | 1.0566 | |||||||||||||||
P355NL2 | 1.1106 | 0.02 0 | 0.01 0 | |||||||||||||
P460NH | 1.8935 | 0.20 | 0.60 | 1.10 -1.70 |
0.025 | 0.015 | 0.020 c, d |
0.025 | 0.30 | f 0.70 |
0.10 | 0.05 | 0.80 | 0.03 | 0.20 | 0.22 |
P460NL1 | 1.8915 | |||||||||||||||
P460NL2 | 1.8918 | 0.020 | 0.010 |
EN10028-3压力容器钢板的力学性能:
EN10028-3 | 材料号 | 交货状态 | 厚度 t, mm |
屈服度ReH MPa |
抗拉强度Rm MPa |
延伸率A, % |
P275NH P275NL1 P275NL2 |
1.0487 1.0488 1.1104 |
N a | ≤16 | 275 | 390~510 | 24 |
16<t≤40 | 265 | |||||
40<t≤60 | 255 | |||||
60<t≤100 | 235 | 370~490 | 23 | |||
100<t≤150 | 225 | 360~480 | ||||
150<t≤250 | 215 | 350~470 | ||||
P355N P355NH P355NL1 P355NL2 |
1.0562 1.0565 1.0566 1.1106 |
N a | ≤16 | 355 | 490~630 | 22 |
16<t≤40 | 345 | |||||
40<t≤60 | 335 | |||||
60<t≤100 | 315 | 470~610 | 21 | |||
100<t≤150 | 305 | 460~600 | ||||
150<t≤250 | 295 | 450~590 | ||||
P460NH P460NL1 P460NL2 |
1.8935 1.8915 1.8918 |
N b | ≤16 | 460 | d 570~720 |
17 |
16<t≤40 | 445 | |||||
40<t≤60 | 430 | |||||
60<t≤100 | 400 | 540~710 | ||||
100<t≤250 | C | C | C |
EN10028-3压力容器钢板是石油、天然气和石化工业中常用的钢材之一。EN10028-3压力容器钢主要用于制造锅炉、压力容器和输送高温液体的管道。