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China Q235 carbon steel fasteners Manufacturers, Suppliers, Factory

We have quite a few great team customers very good at internet marketing, QC, and dealing with kinds of troublesome trouble while in the output approach for Q235 carbon steel fasteners,Q235 hex bolt, Q235 hex nut,Q235 flat washer,Q235 threaded rod, Sincerely hope to build long lasting company relationships with you and we're going to do our best company in your case.
Q235 carbon steel fasteners, Our company has built stable business relationships with many well-known domestic companies as well as oversea customers. With the goal of providing high quality products to customers at low cots, we've been committed to improving its capacities in research, development, manufacturing and management. We have honored to receive recognition from our customers. Till now we have now passed ISO9001 in 2005 and ISO/TS16949 in 2008. Enterprises of "quality of survival, the credibility of development" for the purpose, sincerely welcome domestic and foreign businessmen to visit to discuss cooperation.

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    Carbon Steel Grade 4.8/5.8/6.8 Galvanized L Bolt

    Buy Carbon Steel Grade 4.8/5.8/6.8 Galvanized L Bolt which is of high quality directly with low price.
    Product name: Carbon Steel Grade 4.8/5.8/6.8 Galvanized L Bolt
    Package: Carton+Pallet
    Min Order: 1000pcs
    grade: 4.8/5.8/6.8/8.8/10.9/12.0
    Sample: Free sample
    Certificate: ISO 9001:2015
    Standard: DIN,ASTM/ASME,JIS,EN,ISO,AS,GB
    surface finish: Zinc,HDG,phosphorization,Black,Geomet,Dacroment,Nickel plated
  • Stainless Steel SUS 304 M6 Metric Solar Mounting Tin Roof Double End Hanger Bolts for Solar Panel Assembly

    Stainless Steel SUS 304 M6 Metric Solar Mounting Tin Roof Double End Hanger Bolts for Solar Panel Assembly

    Gangtong Zheli is a professional leader China Stainless Steel SUS 304 M6 Metric Solar Mounting Tin Roof Double End Hanger Bolts for Solar Panel Assembly manufacturer with high quality and reasonable price. Welcome to contact us.
    Material:Stainless Steel304
    Application:Building
    Finish:Drawing Request
    Packing:Cartons+plastic Bags
    Service:Quick Response Service
    Payment Term:L/C
  • DIN976 Stainless Steel 316 304 M20 M20 Fine Thread Stud Bolt And Nut Thread Rod

    DIN976 Stainless Steel 316 304 M20 M20 Fine Thread Stud Bolt And Nut Thread Rod

    You are welcomed to come to our factory to buy the latest selling, low price, and high-quality DIN976 Stainless Steel 316 304 M20 M20 Fine Thread Stud Bolt And Nut Thread Rod.
    Product name: DIN976 Stainless Steel 316 304 M20 M20 Fine Thread Stud Bolt And Nut Thread Rod
    material:stainless steel 304 316
    Min Order:1000PCS each size
    Certificate:ISO9001: 2015
    Sample: Free sample
    Standard:DIN,ASTM/ASME,JIS,EN,ISO,AS,GB
  • Solar Power System of Adjustable Solar Panel Mounting Brackets Structure for Solar Panel Products Solar Energy System/ Caravans

    Solar Power System of Adjustable Solar Panel Mounting Brackets Structure for Solar Panel Products Solar Energy System/ Caravans

    Gangtong Zheli is a professional leader China Solar Power System of Adjustable Solar Panel Mounting Brackets Structure for Solar Panel Products Solar Energy System/ Caravans manufacturer with high quality and reasonable price. Welcome to contact us.
    Application:Solar Mounting System
    Certificate:ISO9001:2015
    Packing:Cartons+Pallets
    delivery time:7-30days
    type:Ground Bracket
  • Stainless Steel 304 316 DIN975 DIN976 Thread Rod

    Stainless Steel 304 316 DIN975 DIN976 Thread Rod

    You are welcomed to come to our factory to buy the latest selling, low price, and high-quality Stainless Steel 304 316 DIN975 DIN976 Thread Rod.
    Product name: Stainless Steel 304 316 DIN975 DIN976 Thread Rod
    material:stainless steel 304 316
    Min Order:1000PCS each size
    Certificate:ISO9001: 2015
    Sample: Free sample
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  • A2/A4 Stainless Steel Solar Panel Z Bracket for Fixing System Marble Angle

    A2/A4 Stainless Steel Solar Panel Z Bracket for Fixing System Marble Angle

    Gangtong Zheli is a professional leader China A2/A4 Stainless Steel Solar Panel Z Bracket for Fixing System Marble Angle manufacturer with high quality and reasonable price. Welcome to contact us.
    Product name: A2/A4 Stainless Steel Solar Panel Z Bracket for Fixing System Marble Angle
    type: Z Bracket
    Surface finishing: Anodized, Plain, Sand Blasting
    Applied Cladding: Stone, granite, marble, tile, terracotta, ceramics, glass, aluminum
    Certificate: ISO9001:2015
    Delivery time:10-30days
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    Flange bolts are essential fasteners used in various industrial applications due to their unique design, which includes a built-in washer-like flange.

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  • What are ring washers and what are their applications?

    Ring Washer is a type of washer that is commonly used in various applications, including electrical, mechanical, and automotive industries. It is a circular washer with a hole in the center and is designed to prevent loosening or distribute the load in the application. The ring washer can provide a secure grip and uniform load distribution when used in combination with a bolt or screw.

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  • Ningbo Gangtong Zheli Fasteners: 25 Years of Strength in High‑Strength Fasteners for Global Projects

    In March 2026, the management and production teams of Ningbo Gangtong Zheli Fasteners Co., Ltd. held a special quality improvement meeting at its 15,000 sqm factory in Zhenhai Chemical Industrial Zone, Ningbo, China. The event was launched to further enhance product stability and meet growing global demand for high‑strength structural fasteners. During the meeting, the team reviewed production processes, heat treatment controls, and inspection procedures, and finalized a new round of technical upgrades for heavy hex bolts, ASTM A563 nuts, and threaded rods. Led by senior engineers and production supervisors, the company will strengthen raw material testing and batch tracking to ensure full compliance with ASTM, ISO, DIN, and ANSI standards. This initiative aims to support stable delivery for overseas customers in North America, Europe, and the Middle East while strengthening the company’s reputation as a reliable China fastener supplier.

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