1. Steels Manufactured
Principal grades of steel plates for bridges and steel structures are shown below. Consult us even for other specifications.
(1) Manufacturing standards
1) Structural Steel (except for architectural use)
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A. Sumitomo Standard |
| SUMITEN540, 590K, 590, 590W, 590F, 610, 610W, 610F, 690, 690S, 730, 730S, 780, 780W, 780S, 780SW, 950 |
| B. JIS (Japanese Industrial Standard) |
G3101 SS330, 400, 490, 540
G3106 SM400, 490, 490Y, 520, 570
G3128 SHY685, N, NS |
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2) Atmospheric Corrosion Resistant Steel
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| A. Sumitomo Standard |
CR2-400A, B, C
CR2-490A, B, C
CR2-570
CR2R-H |
CR2M-400A, B, C
CR2M-490A, B, C
CR2M-570
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| B. JIS (Japanese Industrial Standard) |
G3114 SMA400A, B, C(P, W)
G3114 SMA490A, B, C(P, W)
G3114 SMA570(P, W) |
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3) Steel for Architectural Use
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A. Sumitomo Standard |
T-DAC325, 325B, C
T-DAC355, 355B, C
Approved by the Minister of Infrastructure,
Land and Transport. MSTL-9010
SLY100, 225
Approved by the Minister of Infrastructure,
Land and Transport.
SM400A-FR, B-FR, C-FR
SM490A-FR, B-FR, C-FR
SM520A-FR, C-FR
SA440B, C
Approved by the Minister of Infrastructure,
Land and Transport. MSTL-9002
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| B. JIS (Japanese Industrial Standard) |
| G3136 |
SN400A, B, C
SN490B, C |
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4) Standards Abroad
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As for standards abroad, please refer to the Steel Plates Catalogue.
Note: Inquire for Standards not given here. |
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(2) Table of Corresponding Standards
| Strength N/mm2 |
Sumitomo Standard for Structural Use
(except for Architectural Use) |
For Structural Use, JIS
(except for Architectural Use) |
Sumitomo Standard
for Weathering |
Weathering, JIS |
Sumitomo Standard for
Architectural Structures |
Architectural Use, JIS |
| 400 Class |
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G3136 SS400
G3136 SM400A,B,C |
CR2-400A,B,C
CR2M-400A,B,C |
G3114 SMA400A,B,C P,W |
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G3136 SN400A,B,C |
| 490 Class |
SUMITEN540 |
G3106 SM490A,B,C
G3106 SM490YA,YB
G3106 SM520B,C |
CR2-490A,B,C CR2M-490A,B,C |
G3114 SMA490A,B,C P,W |
T-DAC325
T-DAC 325B,C
T-DAC355
T-DAC355B,C
(TMCP Steel) |
G3136 SN490B,C |
| 590 Class |
SUMITEN590
SUMITEN610 |
G3106 SM570 |
CR2-570
CR2M-570 |
G3114 SMA590P,W |
SA440B,C
(Architectural High Performance 590) |
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| 780 Class |
SUMITEN780,S |
G3128 SHY685,N,NS |
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| 950 Class |
SUMITEN950 |
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| Remarks |
(1) Classification according to strength is tentatively shown.
(2) SM570 and SMA570 are arbitrarily classified into 590 classes. |
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