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X10CrWMoVNb9-2 is a ferritic-martensitic (9 % chromium, 1.75 % tungsten, 0.5 % molybdenum) steel micro-alloyed with vanadium and niobium, and has controlled boron and nitrogen contents
Chemical composition % of steel (X10CrWMoVNb9-2): EN 10216-2-2014
|
C |
Si |
Mn |
Ni |
P |
S |
Cr |
Mo |
W |
V |
N |
Nb |
Ti |
Al |
Zr |
B |
|
0.07 - 0.13 |
max 0.5 |
0.3 - 0.6 |
max 0.4 |
max 0.02 |
max 0.01 |
8.5 - 9.5 |
0.3 - 0.6 |
1.5 - 2 |
0.15 - 0.25 |
0.03 - 0.07 |
0.04 - 0.09 |
max 0.01 |
max 0.02 |
max 0.01 |
0.001 - 0.006 |
Mechanical properties of steel (X10CrWMoVNb9-2)
|
Rm - Tensile strength (MPa) (+NT) |
620-850 |
|
Rp0.2 0.2% proof strength (MPa) (+NT) |
440 |
|
KV - Impact energy (J) longitud., (+NT) |
+20°
40 |
|
KV - Impact energy (J) transverse, (+NT) |
+20°
27 |
|
A - Min. elongation at fracture (%) longitud., (+NT) |
19 |
|
A - Min. elongation at fracture (%) transverse, (+NT) |
17 |
