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| To meet our customers’ quality requirements, we now produce high-quality specialty steel shapes/bars in our state-of-the-art rolling plants. |
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Production size : 10 to 190 mm |
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Production size :
Width 40 to 101.6 mm
Thickness 4.5 to 35 mm |
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Production size : 17 to 50 mm |
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Production size : 80 to 350 mm |
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Grades and applications of steel |

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-For automobile applications, machinery applications, etc. -
【JIS Steel】
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※Carbon steels for machine structural use
S(10C・・・58C) |
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※Alloy steels for machine structural use |
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Nickel-chrome steel |
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SNC(236,415,631,815,836) |
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Nickel-chrome-molybdenum steel |
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SNCM (220・・815) |
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Chrome steel SCr (415・・・・445) |
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Chrome steel SCr (415・・・・445) |
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SCM (415・・・・・822) |
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Manganese steel for machine structural use |
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SMn (420・・・443) |
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Chrome-manganese steel for machine structural use |
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SMnC (420,443) |
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Alloy steel bolt materials for heat-resistant use |
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SNB (5, 7, 16) |
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Nitride steel A great number including SACM645 |
| 【Our company's brand of steel】 |
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※Microalloyed steel |
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| For cutting |
SVd (43,45,48,50,53) |
| For forging |
SVd (40K,43,45,48,50,53) |
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※High-toughness non-thermal refined steel |
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| For cutting |
SVdT (30,38) |
| For forging |
SVdT (20,25,30,38) |
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※High strength non-thermal refined steel |
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| For cutting |
SVd (40ST,45HT) |
| For forging |
SVdT SVd (45HT) |
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※High-strength high-toughness bainite steel |
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For forging SVd (35BS) |
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※Non-normalizing steel, high-strength gear steel, |
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※Nitrided steel ANS (27, 35), Cold forging steel |
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※Warm forging steel |
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【Our company's brand of steel】
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※Tri-composite free-cutting steel includes |
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such types in which free-cutting is added to S45C and SMn443, etc. |
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※Free-cutting case-hardening steel includes |
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SCML (15S1, 22S1, 25S1), etc. |
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-For automobile plate springs, coil springs, etc.-
【JIS Steel】
※Spring steel, SUP(6,9 ・・・13), etc.
There are many types of steels. |
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【JIS Steel】
※Bearing steel includes SUJ (2, 3), etc.
【Our company's brand of steel】
※Bearing steel AUJ (1, 2, 3)
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※Super high quality bearing steel with longer |
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fatigue life SUJ2HRS |
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※Case-hardening steel for cold forging includes |
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AUJ (20A, 20B, 20C), etc. |
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-Press dies for stamping, cutting blades, wear resistance tools, blanking dies, bending dies, drawing dies, shearing blades, gauges, etc.-
【JIS Steel】
※Cold work alloy tool steel
SKS (3・・・95), SKD (11)
※Hot work alloy tool steel
SKD (61),
SKT (4), etc.
【Our company's brand of steel】
※Cold work tool steel SK301,
SX (5, 105, 105V), TCD
AUD (11), AKS3, SXACE
※Hot work tool steel SKT4A, MPH
AUD (72, 91)
※Manual tool steel SMAG5, SCRV (4, 4-M) , etc. |
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-For bolts, rear axle shafts, etc. -
【JIS Steel】
【Our company's brand of steel】
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※Welding high-tensile strength steel SMn |
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(4, 20, 30, 53) |
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SMn 20 |
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