產(chǎn)品詳情
Grade : X7CrNiTi18-10壓力用無(wú)縫鋼管
Number: 1.4940
Classification: 奧氏體抗蠕變鋼
Density: 7.9 g/cm 3
Standard:
EN 10216-5:2014壓力用無(wú)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 X7CrNiTi18-10 (1.4940): EN 10216-5-2014
|
C
|
Si
|
Mn
|
Ni
|
P
|
S
|
Cr
|
N
|
Ti
|
-
|
|
0.04 - 0.08
|
max 1
|
max 2
|
9月13日
|
max 0.04
|
max 0.015
|
17 - 19
|
max 0.1
|
0.2 - 0.8
|
5*(C+N) < Ti < 0.8
|
|
Mechanical properties of steel X7CrNiTi18-10 (1.4940)
|
|
|
|
|
|
Rm - Tensile strength (MPa) (+AT)
|
510-710
|
|
|
|
|
|
|
|
Rp0.2 0.2% proof strength (MPa) (+AT)
|
190
|
|
|
|
|
|
|
|
KV - Impact energy (J) longitud., (+AT)
|
+20°
|
|
100
|
|
|
|
|
KV - Impact energy (J) transverse, (+AT)
|
+20°
|
|
60
|
|
|
|
|
|
|
|
A - Min. elongation at fracture (%) longitud., (+AT)
|
35
|
|
|
|
|
A - Min. elongation at fracture (%) transverse, (+AT)
|
30
|
