★Achieving the highest strength classification "A2-100"★Aesthetic / High-strength stainless steel bolts
The specifications exceeding the strength classification "A2-70" have finally arrived ★ High strength, high corrosion resistance, non-magnetic / a perfect stainless steel fastener with attention to appearance.
┏━━━━━━━━━━━━━━━━━━━━━━━━━━ ■ Amazing specifications boasting maximum A2-100 high strength!! ┗━━━━━━━━━━━━━━━━━━━━━━━━━━ ★ SUS304CUN products ★ ・A2-90 Hex bolts ・A2-100 Hex socket bolts ・A2-100 Hex nuts ・HV300 High tension washers (SUS304N2) ■ Seven features 1) High strength → Tensile strength 900–1,000N/㎟ 2) Untreated → Strength improvement achieved only through cold forming 3) High heat resistance → No carbon precipitation occurs at 500–700℃ （Recommended 500℃） 4) High corrosion resistance → Stress corrosion cracking resistance comparable to SUS316L 5) Non-magnetic → Permeability is 1.01μ–1.03μ 6) Lightweight → Lightweight and compact possible due to high strength (yield) characteristics 7) Domestic product → Immediate delivery / mass production / custom orders ★ Technical consultations are also available!! ━…━…━…━…━…━…━…━ Yura Sansho Co., Ltd. Special Sales Department TEL: 06-6532-1331 mail: tokuhan@yura-sansyo.co.jp
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basic information
〓■Introduction of Various Stainless High-Strength Bolts■〓 We will introduce the best items tailored to your usage environment! 1) SUS304CUN Series (Amazing A2-90/100 Specs) Hex bolts, hex socket bolts, nuts, washers 2) SUS329J4L High-Strength, High-Corrosion-Resistant Bolts (FA-80 Specs) Hex bolts 3) SUS316L BUMAX Series Hex bolts, hex socket bolts, nuts, flat washers, cut bolts ★ We also offer technical consultations!! Please feel free to contact us. ━…━…━…━…━…━…━…━ Yura Sansho Co., Ltd. Special Sales Department TEL: 06-6532-1331 FAX: 06-6532-1369 mail: tokuhan@yura-sansyo.co.jp
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Applications/Examples of results
〓■Introduction of Adoption Results■〓 1) Marine-related Existing Product: SUS410 Bolt (Hardened product, over 900N) Incident: An accident occurred due to the aging cracking (delayed fracture) phenomenon of SUS410. User Request: A bolt that does not experience aging cracking while maintaining strength. Adoption Result: 7 years (No reports of similar incidents) 2) Joint-related Existing Product: SCM435CS (Equivalent to 10.9) Incident: The fastening bolt of the piping joint broke due to long-term degradation. A potential difference corrosion phenomenon occurred due to the body being made of SUS material. User Request: The strength of the bolt cannot be reduced in design, but SUS material is desired to prevent potential difference corrosion. Adoption Result: 4 years (No reports of similar incidents) and more・・・
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Company information
Yura Sangyo's Special Sales Department aims to contribute to the screw demand industry by ensuring that we can deliver "better screws" at "more reasonable prices" and "just in time" through our wholesale operations of screws and related products. We strive to excel in various business activities. 1. Abundant inventory: Over 50,000 items and more than 10,000 tons of stock. 2. Wide range of suppliers: Partnering with 250 domestic and international suppliers, including SPS Unbrako, which specializes in the aerospace sector. 3. Robust immediate delivery system: Quickly responding to customer needs from small lots. 4. Reliable quality control: Conducting thorough inspections and traceability from product arrival to delivery in a separate department from the wholesale division, while also handling engineering fasteners (bolts and nuts) based on customer advice and needs. The product lineup and business details are as follows. We primarily focus on made-to-order production and also handle some brand products from the wholesale division.