S420M high strength low alloy steel sheet
High Strength Steel Plate Products Description
S420M is low alloy high strength steel, S420M high strength low alloy hsla steel executive standard is: European standard EN10025-4-2004.
S420M hsla structural steel is suitable for heavy-duty components of welded structures used in ambient and low-temperature conditions, such as bridges, sluice gates, storage tanks, water supply tanks and so on.
Low Alloy Hot Rolled Steel Sheet Products Details
S420M HSLA Steel Chemical Composition & Mechanical Property:
|
S420M Chemical Composition |
|||||||
|
Grade |
The Element Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
S420M |
0.18 |
0.55 |
1.80 |
0.035 |
0.030 |
0.015 |
0.027 |
|
Nb |
V |
Ti |
Cu |
Cr |
Ni |
Mo |
|
|
0.06 |
0.14 |
0.06 |
0.60 |
0.35 |
0.85 |
0.23 |
|
|
Grade
|
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Impact Energy |
|
(mm) |
MPa (min) |
MPa |
% (min) |
(KV J) (min) |
|
|
|
|
|
|
-20 degree |
|
|
S420M |
≤16 |
420 |
520-680 |
19 |
40 |
|
16> to ≤40 |
400 |
520-680 |
19 |
40 |
|
|
40> to ≤63 |
390 |
500-660 |
19 |
40 |
|
|
63> to ≤80 |
380 |
480-640 |
19 |
40 |
|
|
80> to ≤100 |
370 |
470-630 |
19 |
40 |
|
|
100> to ≤120 |
365 |
460-620 |
19 |
40 |
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