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  6. What is high-tensile steel plate (high-tens)? Characteristics, uses, and differences from SS400?

What is high-tensile steel plate (high-tens)? Characteristics, uses, and differences from SS400?

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WEL-TEN590 JFE-HITEN590 SM570 

last updated:Apr 20, 2026

クマガイ特殊鋼
クマガイ特殊鋼
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Understanding High-Strength Steel Plates (High-Tensile) with Diagrams: A Professional's Thorough Explanation of the Differences from SS400!

Are you facing challenges such as wanting to reduce the weight of your products without compromising strength, or wanting to switch from SS400 but not knowing which standard is optimal? Kumagai Special Steel, a steel trading company with over 100 years of history, has published the latest column that condenses the basics of high-strength steel plates (high-tensile steel). This time, we have illustrated the column in the form of a catalog so that designers and engineers can intuitively understand it! Please take a look!! *For more details, please refer to the column on our company website linked here!! Key points of this column: SS400 vs High-Tensile: A numerical comparison of the decisive differences in strength, weight, and cost. Comprehensive coverage of major brands: A list of tensile strengths (590-980N grade) for brands such as WEL-TEN and JFE-HITEN. Benefits of adoption: The mechanism of weight reduction and enhancement of product added value through thinning. We have a rich inventory of major brand steels and can respond promptly to cutting board processing from just one sheet. If you want to grasp the basics first or quickly check with illustrations, please be sure to read the full column via the link.

    Special Steel
260420_高張力パート1 画像.png

What is high-tensile steel plate (high-tens)? Characteristics, uses, and differences from SS400?

260420_高張力パート1 画像.png
260420_高張力パート1 画像.png
  • What is high-tensile steel plate (high-tens)? A professional explains its characteristics, uses, and differences from SS400 [Stock and processing support].
  • Special site - Product/service details - https://pr.mono.ipros.com/kumagai-steel/product/

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  • 260420_高張力 紹介パート1.png

    Are you facing challenges such as 'I want to reduce the weight of the product, but I can't compromise on strength' or 'I want to switch from SS400, but I don't know which standard is optimal'? Kumagai Special Steel, a steel trading company with over 100 years of history, has published the latest column that condenses the basics of high-strength steel plates (high-tensile). This time, we have included the 'Latest High-Tensile Comparison Infographic' so that designers and engineers can directly utilize it in their practical work, allowing for a quick comparison of complex standards and strength ranges at a glance. The infographic is illustrated.

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High-tensile steel plate "WEL-TEN(R)"

High-tensile steel plate "WEL-TEN(R)"

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WEL-TEN590 WEL-TEN540 WEL-TEN780 High Strength Steel Plate

WEL-TEN590 WEL-TEN540 WEL-TEN780 High Strength Steel Plate

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クマガイ特殊鋼

クマガイ特殊鋼

Ferrous/Non-ferrous metals

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Since our establishment in 1913, we have been a specialized trading company of special steel for nearly a century, listening to the needs of many customers and building an ideal relationship between customers and steel manufacturers as a conductor of steel distribution. As a trading company with various processing equipment, including cutting machines and laser cutting machines, we also contribute to reducing our customers' capital investment. Please feel free to contact us if you have any requests.

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