|
Grade :
|
S420N結(jié)構(gòu)鋼 軋制鋼
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Number:
|
1.8902
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Classification:
|
合金特種結(jié)構(gòu)鋼
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Standard:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
EN 10025-3:2004結(jié)構(gòu)鋼熱軋產(chǎn)品。正火/正火軋制可焊接細(xì)晶粒結(jié)構(gòu)鋼交貨技術(shù)條件
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
EN 10113-2:1993可焊接細(xì)晶粒結(jié)構(gòu)鋼的熱軋產(chǎn)品。正火/正火軋制鋼的交貨條件
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Equivalent grades:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Chemical comb % of steel S420N (1.8902): EN 10025-3-2004
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
標(biāo)稱厚度=<63（mm）CEV最大值=0.53
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
標(biāo)稱厚度63至100（mm）CEV最大值=0.54
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
對于長產(chǎn)品，P和S含量可高出0.005%
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
對于鐵路應(yīng)用，可在詢價和訂購時商定0.01%的最大S含量
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
在存在足夠的其他N-結(jié)合元素的情況下，最小總Al含量不會變平
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
在熱成型過程中，Cu含量超過0.4%可能會導(dǎo)致熱短路
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C
|
Si
|
Mn
|
Ni
|
P
|
S
|
Cr
|
Mo
|
V
|
N
|
Nb
|
Ti
|
Al
|
Cu
|
CEV
|
|
max 0.2
|
max 0.6
|
1 - 1.7
|
max 0.8
|
max 0.03
|
max 0.025
|
max 0.3
|
max 0.1
|
max 0.2
|
max 0.025
|
max 0.05
|
max 0.05
|
max 0.02
|
max 0.55
|
max 0.52
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Mechanical properties of steel S420N (1.8902)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Nominal thickness (mm):
|
to 100
|
100 - 200
|
200 - 250
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Rm - Tensile strength (MPa)
|
520-680
|
500-650
|
500-650
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Nominal thickness (mm):
|
to 16
|
16 - 40
|
40 - 63
|
63 - 80
|
80 - 100
|
100 - 150
|
150 - 200
|
200 - 250
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ReH - Minimum yield strength (MPa)
|
420
|
400
|
390
|
370
|
360
|
340
|
330
|
320
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
KV - Impact energy (J) longitud., (+N)
|
+20°
|
0°
|
-10°
|
-20°
|
|
|
|
|
|
|
|
|
|
|
|
55
|
47
|
43
|
40
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
KV - Impact energy (J) transverse, (+N)
|
+20°
|
0°
|
-10°
|
-20°
|
|
|
|
|
|
|
|
|
|
|
|
31
|
27
|
24
|
20
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Nominal thickness (mm):
|
to 16
|
16 - 40
|
40 - 63
|
63 - 80
|
80 - 200
|
200 - 250
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
A - Min. elongation Lo = 5,65 √ So (%)
|
19
|
19
|
19
|
18
|
18
|
18
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Equivalent grades of steel S420N (1.8902)Warning! Only for reference
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
EU
|
USA
|
Germany
|
Japan
|
France
|
European old
|
Italy
|
Spain
|
China
|
Russia
|
Inter
|
|
|
|
|
|
EN
|
-
|
DIN,WNr
|
JIS
|
AFNOR
|
EN
|
UNI
|
UNE
|
GB
|
GOST
|
ISO
|
|
|
|
|
|
S420N
|
A255Gr.D
|
StE420
|
SM490A
|
E420R
|
FeE420KGN
|
FeE420KGN
|
AE420KG
|
Q420D
|
16G2AF
|
E420
|
|
|
|
|
|
A633E
|
|
SM490C
|
|
|
|
|
|
|
|
|
|
|
|
