JIS G3114 hot-rolled atmospheric corrosion resisting steels for welded structure
Standard: JIS G3114-2008
Material grades: SMA400AW, SMA400BW, SMA400CW, SMA400AP, SMA400BP, SMA400CP, SMA490AW, SMA490BW, SMA490CW, SMA490AP, SMA490BP, SMA490CP, SMA570W, SMA570P
Category: hot-rolled atmospheric corrosion resisting steels for welded structure
Application: this kind of steel is widely used in vehicles, buildings, iron towers, containers and other structural parts, the steel has good resistance to atmospheric corrosion.
JIS G3114 steel chemical composition
Grade |
C |
Si |
Mn |
P |
S |
Cr |
Cu |
Ni |
|
SMA400AW |
≤0.18 |
0.15-0.65 |
≤1.25 |
≤0.035 |
≤0.035 |
0.30-0.50 |
0.45-0.75 |
0.05-0.30 |
|
SMA400BW |
≤0.18 |
|
SMA400CW |
≤0.18 |
|
SMA400AP |
≤0.18 |
≤0.55 |
≤1.25 |
≤0.035 |
≤0.035 |
0.20-0.35 |
0.30-0.55 |
- |
|
SMA400BP |
≤0.18 |
|
SMA400CP |
≤0.18 |
|
SMA490AW |
≤0.18 |
0.15-0.65 |
≤1.40 |
≤0.035 |
≤0.035 |
0.30-0.50 |
0.45-0.75 |
0.05-0.30 |
|
SMA490BW |
≤0.18 |
|
SMA490CW |
≤0.18 |
|
SMA490AP |
≤0.18 |
≤0.55 |
≤1.40 |
≤0.035 |
≤0.035 |
0.20-0.35 |
0.30-0.55 |
- |
|
SMA490BP |
≤0.18 |
|
SMA490CP |
≤0.18 |
|
SMA570W |
≤0.18 |
0.15-0.65 |
≤1.40 |
≤0.035 |
≤0.035 |
0.30-0.50 |
0.45-0.75 |
0.05-0.30 |
|
SMA570P |
≤0.18 |
≤0.55 |
≤1.40 |
≤0.035 |
≤0.035 |
0.30-0.50 |
0.30-0.55 |
- |
JIS G3114 steel mechanical properties:
Grades |
Yield strength/MPa(Plate thickness mm) |
Tensile strength /MPa |
Elongation /% |
|
≤16mm |
16-40mm |
40-75mm |
|
SMA400AW SMA400AP |
≥245 |
≥235 |
≥215 |
400-540 |
≥23 |
|
SMA400BW SMA400BP |
|
SMA400CW SMA400CP |
≥245 |
≥235 |
≥215 |
|
SMA490AW SMA490AP |
≥365 |
≥355 |
≥335 |
490-610 |
≥21 |
|
SMA490BW SMA490BP |
|
SMA490CW SMA490CP |
≥365 |
≥355 |
≥335 |
|
SMA570W SMA570P |
≥460 |
≥450 |
≥420 |
570-720 |
≥20 |
SMA400AW, SMA400BW, SMA400CW, SMA400AP, SMA400BP plates and coils specification
Grades |
Size/mm |
|
Sheets and coils |
Medium plates |
|
SMA400AW |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA400AP |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA400BW |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA400BP |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA400CW |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA400CP |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA490AW |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA490AP |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA490BW |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA490BP |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA490CW |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA490CP |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA570W |
1.2-19.0×800-1630 |
6-100×1600-3250 |
|
SMA570P |
1.2-19.0×800-1630 |
6-100×1600-3250 |
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