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  • Add: Yuyao City, Ningbo City, Zhejiang Province, China
  • Tel: 0086-574-62802870
           0086 132 5584 2788
           0086 158 6732 0069
  • Fax: 0086-574-62802800
  • E-mail: yyjf@yyjfhardware.com
Home / News (Page 2)
  • What is the difference between non-standard screws and self-tapping screws?

    What is the difference between non-standard screws and self-tapping screws?

    10 Dec 2020

    Non-standard screws generally refer to pointed, coarse-toothed, hard-textured wo...

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  • How to avoid locking of screws

    How to avoid locking of screws

    01 Dec 2020

    If the screw is used improperly, the screw cannot be unscrewed after being match...

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  • What are the types of non-standard screws

    What are the types of non-standard screws

    24 Nov 2020

    1. Self-tapping screw: similar to machine screws, but the thread on the screw is...

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  • What are the main problems with standard fastener screws?

    What are the main problems with standard fastener screws?

    17 Nov 2020

    1. Unqualified hardness. Hardness is also an important index for evaluating the ...

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  • Why are stainless steel screws magnetic

    Why are stainless steel screws magnetic

    10 Nov 2020

    Reasons for the magnetism of stainless steel screws: People often think that mag...

    Read More

  • Basic regulations related to the production of non-standard screws

    Basic regulations related to the production of non-standard screws

    02 Nov 2020

    Non-standard screw(https://www.yyjfhardware.com/product/nonstandard-screw/) prod...

    Read More

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     Jianfeng Hardware adhering to the "satisfy customer needs," the purpose of the company's excellent service quality, excellent product technology to meet the growing market demand.

  • Product List
    Cold Heading Parts
    Non-standard Stainless Steel Screws
    Non-Standard Rivet
    Finish Cut Part
    Mould Of Cold Formed Part
    Special Stainless Steel Screws
  • Latest News
    What Are Stainless Steel Barrel Nuts and What Types Are Available?

    What Are Stainless Steel Barrel Nuts and What Types Are Available?

    Jan 19,2021
    Different Characteristics Of Stainless Steel Screws

    Different Characteristics Of Stainless Steel Screws

    Jan 12,2021
    The Benefits of Stainless Steel Fasteners

    The Benefits of Stainless Steel Fasteners

    Jan 05,2021
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