High-quality pure Japanese-made products with reliable materials! Achieving high corrosion resistance along with high strength.
"Duplex stainless steel bolts and nuts" are suitable for bolt fastening joints that require high corrosion resistance, high strength, and high durability. Significant cost reduction has been achieved through the forging of the bolt head. They possess superior corrosion resistance compared to SUS316, including pitting corrosion, crevice corrosion, and stress corrosion cracking. 【Features】 ■ Significant cost reduction achieved through the forging of the bolt head ■ Superior corrosion resistance compared to SUS316 ■ Achieves high strength in addition to high corrosion resistance ■ High-quality pure Japanese-made material with high reliability *For more details, please refer to the PDF document or feel free to contact us.
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【Steel Grades】 ■SUS329J3L ■SUS329J4L *For more details, please refer to the PDF document or feel free to contact us.
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【Applications】 ■ Bolted joints requiring high corrosion resistance, high strength, and high durability ■ Piping and structural material fixation in coastal areas or around seawater ■ Fastening for piping in highly corrosive chemical plants ■ Equipment and water supply/sewerage piping in acidic soil areas *For more details, please refer to the PDF document or feel free to contact us.
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Company information
We have gained a high reputation for our products in the manufacturing of special fittings and bolts/nuts used for the installation of gas and water pipes. Additionally, we are actively engaged in various fields, including the production of columns used in liquid chromatography and the development of transparent conductive films utilizing ITO nanoparticles.