|
Grade :
|
304H 压力用无缝钢管
|
|
|
|
|
|
|
|
Number:
|
X6CrNi18-10
|
|
|
|
|
|
|
|
Classification:
|
奥氏体抗蠕变钢
|
|
|
|
|
|
|
|
Density:
|
7.9 g/cm ³
|
|
|
|
|
|
|
|
Standard:
|
|
|
|
|
|
|
|
|
EN 10028-7:2007压力用钢制扁平产品。不锈钢
|
|
|
|
|
|
|
|
EN 10222-5:2000压力用钢锻件。马氏体、奥氏体和奥氏体-铁素体不锈钢
|
|
|
|
|
|
|
|
EN 10216-5:2014压力用无缝钢管。技术交付条件。不锈钢管
|
|
|
|
|
|
|
|
EN 10269:1999具有规定高温和/或低温财产的紧固件用钢和镍合金
|
|
|
|
|
|
|
|
EN 10088-1:2005不锈钢。不锈钢清单
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Equivalent grades:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Chemical composition % of steel X6CrNi18-10 (304H ): EN 10028-7-2007
|
|
|
|
|
|
|
|
|
C
|
Si
|
Mn
|
Ni
|
P
|
S
|
Cr
|
N
|
|
0.04 - 0.08
|
max 1
|
max 2
|
8月11日
|
max 0.035
|
max 0.015
|
17 - 19
|
max 0.1
|
|
|
|
|
|
|
|
|
|
|
Mechanical properties of steel X6CrNi18-10 (304H )
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rm - Tensile strength (MPa) (+A)
|
510-740
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rm - Tensile strength (MPa) (+AT)
|
490-700
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rp0.2 0.2% proof strength (MPa) (+A)
|
190-230
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rp0.2 0.2% proof strength (MPa) (+AT)
|
185
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
KV - Impact energy (J) transverse, (+A)
|
+20°
|
|
|
|
|
|
|
|
60
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
KV - Impact energy (J) longitud., (+A)
|
+20°
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
A - Min. elongation at fracture (%) (+A)
|
45
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
A - Min. elongation at fracture (%) longitud., (+AT)
|
40
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
A - Min. elongation at fracture (%) transverse, (+AT)
|
30
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
