Phone: 
+86-15832531726(Joanna Wang)
+86-19031155679(Young Yang)
 Email:
joanna@jiayuansteels.com
young@jiayuansteels.com
 ADD: No.60 EastQingbei Road, High-tech zone, Tangshan city, HebeiP.R.China
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Industrial Square Nuts for Construction & Machinery Fastening Applications

Designed with a square anti-slip head structure, these square nuts provide stronger grip and better torque resistance during fastening applications, ensuring secure and stable connections. The black oxide surface treatment enhances wear resistance, oil resistance and corrosion protection, making them suitable for complex and harsh environments. Available in both carbon steel and stainless steel materials, the nuts offer high hardness, excellent toughness and reliable performance under heavy loads. Factory-direct production supports flexible customization of sizes, materials and finishes, making them ideal for special industrial and export requirements.
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  • Square Nuts

  • JIAYUAN

Square Nuts

Square Nuts

Product Advantages

Square Head Anti-Slip Design

The square structure provides stronger grip and anti-slip performance under high torque fastening conditions.

Durable Anti-Rust Finish

Black oxide surface treatment improves wear resistance, corrosion resistance and adaptability to harsh environments.

High Strength Material Options

Available in carbon steel and stainless steel with excellent hardness and toughness for heavy-duty applications.

Flexible OEM Customization

Supports custom sizes, materials and finishes to meet various industrial and export project requirements.

Scenes Solution

Scenes Solution    


   


Interior Decoration: Ideal for gypsum board partition walls, ceiling systems, and interior finishing projects.    

Building Construction: Designed for fastening gypsum boards to light steel framing systems or wooden structures.    

Furniture Manufacturing: Widely used for fixing plywood, particleboard, MDF, and other furniture panels.    

Packaging & Wooden Crates: Suitable for assembling lightweight wooden boxes, pallets, and packaging crates.    

Multi-Board Applications: Compatible with cement boards, calcium silicate boards, and other thin construction panels.     

     


   

Package And Shipping         

Standard Inner Box Packaging: Each Product Is Individually Packed In Standard Small Boxes With Clear Markings Of Model, Specifications, And Batch Number, For Easy Identification And Inventory Management.
Reinforced Outer Carton Protection: Multiple Inner Boxes Are Packed Into Export-Grade Corrugated Cartons With Internal Cushioning, Effectively Preventing Collision And Damage During Transit.
Palletized Fcl/Lcl Shipment: Cartons Are Palletized With Stretch Film And Strapping For Moisture And Dust Protection, Compatible With Forklift Handling, And Suitable For Both Fcl And Lcl Shipments.
Flexible Shipping & Delivery: Available For Sea, Land, And Multimodal Transport, With Loading Arrangements Aligned To Customers’ Schedules For Stable Delivery And Reduced Logistics Risks.

About Us    

Black drywall screw coarse thread                 


       

JIAYUAN Production Base is located in the core industrial area of Tangshan, covering over 10,000㎡ with modern workshops, standardized warehouses, and a dedicated quality inspection laboratory.                 


Equipped with automated production lines, the factory integrates steel wire drawing, fastener manufacturing, nail forging, wire mesh weaving, and hand tool production. Supported by a professional technical team and strict 5S management system, we ensure efficient production, stable quality, and compliance with international standards.        


Driven by the principle of “Quality First,” JIAYUAN products are exported to more than 100 countries and regions, widely serving global construction, agricultural, and industrial projects.        


       

FAQ     

1. What materials and surface treatments are available?

   Our screws are made of high-quality carbon steel or stainless steel with optional zinc plating, black phosphate, and other anti-corrosion finishes.

2. What applications are your screws suitable for?

    They are widely used for drywall systems, metal and wooden framing, furniture manufacturing, roofing, and construction projects.

3. Do you support customized products and packaging?

    Yes. We provide OEM & ODM services including customized sizes, logos, labels, and packaging solutions.

4. Can samples be provided before bulk orders?

    Yes, samples are available for testing and quality confirmation before mass production.

5. How do you ensure product quality and delivery?

    We carry out strict quality inspections throughout production and provide stable supply capacity for bulk orders.

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Custom Fastener Solutions Tailored to Your Needs

Looking for customized fasteners or special packaging options?
At JIAYUAN, we provide full OEM and ODM services, including custom screw sizes, surface treatments, logo engraving, and packaging design.
Our engineering team can support your unique requirements—from prototype to mass production—to help your business stand out in the global market.

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WhatsApp/Wechat:

+86-15832531726(Joanna Wang)
+86-19031155679(Young Yang)

Send Mail Us

joanna@jiayuansteels.com
young@jiayuansteels.com

Hub Steel Address

No.60 EastQingbei Road, High-tech zone, Tangshan city, Hebei P.R. China
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