產(chǎn)品詳情
Grade : X5NiCrAlTi31-20壓力用鋼制扁平。不銹鋼
Number: 1.4958
Classification: 奧氏體抗蠕變鋼
Density: 8 g/cm 3
Standard:
EN 10302:2008抗蠕變鋼、鎳和鈷合金
EN 10028-7:2007壓力用鋼制扁平產(chǎn)品。不銹鋼
EN 10216-5:2014壓力用無縫鋼管。技術(shù)交付條件。不銹鋼管
EN 10088-1:2005不銹鋼。不銹鋼清單
Equivalent grades:
Chemical comb % of steel X5NiCrAlTi31-20 (1.4958): EN 10302-2008
|
C
|
Si
|
Mn
|
Ni
|
P
|
S
|
Cr
|
Nb
|
Ti
|
Al
|
Cu
|
|
0.03 - 0.08
|
max 0.7
|
max 1.5
|
30 - 32.5
|
max 0.015
|
max 0.01
|
19 - 22
|
max 0.1
|
0.2 - 0.5
|
0.2 - 0.5
|
max 0.5
|
|
Mechanical properties of steel X5NiCrAlTi31-20 (1.4958)
|
|
|
|
|
|
Rm - Tensile strength (MPa) (+A)
|
500-750
|
|
|
|
|
|
|
|
Rp0.2 0.2% proof strength (MPa) (+A)
|
170
|
|
|
|
|
|
|
|
KV - Impact energy (J) transverse, (+A)
|
+20°
|
|
80
|
|
|
|
|
KV - Impact energy (J) longitud., (+A)
|
+20°
|
|
120
|
|
|
|
|
|
|
|
A - Min. elongation at fracture (%) (+A)
|
30
|
|
|
|
|
A - Min. elongation at fracture (%) (+AT)
|
30-35
|
