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E355 E390 E420 E460 low alloy high strength steel plate
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E355 E390 E420 E460 low alloy high strength steel plate

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Quality
Chemicalcomposition I%(m /m)I1)
C
Max
Mn
Si
Max
P
Max
S
Max
Nb3)
V3)
AI (total)3)
min
Ti3
Cr
max
Ni
max
Mo
max
Cu4)
max
E355
DD
E
0.18
0.18
0.9-1.6
0.9-1.6
0.50
0.50
0,030
0,025
0,030
0,025
0,015-O,O60
0,015-O,O60
0.02-0.10
0.02-0.10
0,020
0,020
0,02 -0.20
0,02 -0.20
0.25
0.25
0.30
0.30
0.10
0.10
0.35
0.35
E460
CC
DD
E
0.20
0.20
0.20
1.O-1.7
1.O-1.7
1.O-1.7
0.5
0.5
0.5
0,040
0,040
0,040
0,040
0,030
0,025
0.015-0.06
0.015-0.06
0.02-0.2
0.02-0.2
0.02-0.2
0.07
1.0
0.40
0.70
Byagreement at the time of ordering, the maximum copper content may be 0.30%(m/m)
Grade
Quality
Specified yield strength
ReH(Rp0.2)
Min
N/mm2
Rm2
N/mm2
E<16
16
35
50
100
125
e<70
70
100
125
E355
DD
E
355
355
345
345
335
335
325
325
295
295
285
285
470-630
450-610
450-610
440-600
440-600
430-590
430-590
E460
CC
DD
E
460
460
460
450
450
450
440
440
440
420
420
420
-
400
400
390
390
550-720
530-700
530-700
520-690
520-690
510-680
510-680
ReH: Upper yield stress;
Rp0.2:0.2%proof stress;
Rm:tensile strength
A:percentage elongation afterfracture on original guage length
e:thickness of test piece, inmillimetres.
1)1N/mm2=1MP
2)in the case of wide strip, only theminimum value of the tensile strength range is applicable.
3)Average of three tests: noindividual result shall be less than 70% of the specified minimum averagevalue.
4) The values of impact energy KV arespecifide in both directions(longitudinal and transverse), but unless otherwisestated in the order, verfication is carred out in the longitudinal.

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Tianjin Kilo steel&mechanical Co,. LTD
NanKai District XinCheng Tower 2508, Tianjin, China (Mainland)
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