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China Hex Nuts Suppliers | Factory Direct Standard & Heavy Hex Nuts for Various Industries
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China Hex Nuts Suppliers | Factory Direct Standard & Heavy Hex Nuts for Various Industries

Hebei Chudu Metal Products Co., Ltd. is a leading factory and supplier based in China, specializing in the manufacturing and exporting of high-quality hex nuts. We offer an extensive range of sizes, grades, and finishes that comply with international standards. Our hex nuts are essential components used in conjunction with bolts, screws, and studs across various industries, including construction, automotive, machinery, and energy. With our commitment to reliable quality and competitive pricing, we proudly serve a diverse clientele worldwide.

  • Product Name Hex Nut / Heavy Hex Nut / Standard Hex Nut
  • Standards DIN 934, ISO 4032, ANSI/ASME B18.2.2, BS, JIS, or custom

Product Overview
Product Name Hex Nut / Heavy Hex Nut / Standard Hex Nut
Standards DIN 934, ISO 4032, ANSI/ASME B18.2.2, BS, JIS, or custom
Material Carbon Steel
Stainless Steel (SS201, SS304, SS316)
Alloy Steel
Brass / Nylon (on request)
4, 6, 8, 10, 12
Grade A2-70, A4-70, A4-80 (Stainless Steel)
Finish Zinc Plated (Clear / Yellow / Blue)
Hot-Dip Galvanized (HDG)
Black Oxide
Dacromet / Ruspert
Plain / Polished
Size Range Metric: M3 – M64
Inch: 1/4" – 2-1/2"
Special/custom sizes available
Product Features
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    The six-sided shape ensures easy tightening with standard tools.

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    Available in standard and heavy-duty types

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    Durable threads with precise fit to matching bolts

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    Corrosion-resistant coatings for long-term usage

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    Suitable for both high-strength and general-purpose applications

Hex Nuts Standard Hex Nuts Heavy Hex Nuts
Applications
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Machinery and equipment assembly

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Automotive and truck parts

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Steel structure and bridge connections

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Electrical towers and substations

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Petrochemical, mining, and energy industries

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General fastening in industrial and commercial use

Packaging & Delivery
Packaging Bulk in cartons with wooden pallets
Small boxes, plastic bags, or OEM retail packs
Custom logo, barcode, and labels available
Lead Time 7–30 days depending on order quantity and customization
Shipping Port Tianjin, China
Why Choose Hebei Chudu
  • Over 10 years of experience in nut and bolt production.
  • In-house production with ISO 9001-certified quality system.
  • Wide stock availability and fast order turnaround.
  • OEM/ODM customization supported.
  • Competitive pricing with flexible MOQs.
  • Exported to over 40 countries worldwide.
Frequently Asked Questions
Q1 What standards do your hex nuts comply with?
Our hex nuts conform to major international standards including DIN 934, ISO 4032, ANSI/ASME B18.2.2, BS, and JIS. Custom manufacturing according to specific drawings is also available.
Q2 What materials and grades are available for your nuts?
We supply carbon steel (Grades 4, 6, 8, 10, 12), stainless steel (SS201, SS304, SS316 in Grades A2-70, A4-70, A4-80), alloy steel, and specialty materials like brass or nylon upon request.
Q3 What options do you offer for surface finishing?
To prevent corrosion, we provide various surface treatments: Zinc Plating (Clear, Yellow, Blue), Hot-Dip Galvanizing (HDG), Black Oxide, Dacromet, Ruspert, and Plain/Polished finishes.
Q4 What sizes of hex nuts are available for order?
We offer a wide range of metric sizes from M3 to M64, and inch sizes from 1/4" to 2-1/2". Special custom sizes can be manufactured based on customer requirements.
Q5 What is the typical shipping lead time and port of dispatch?
The lead time is generally between 7 to 30 days, depending on the order size and customization requirements. All orders are shipped from Tianjin Port, China.
Q6 Do you support custom packaging and OEM branding?
Yes, we support complete OEM/ODM customization. Packaging options include bulk cartons with wooden pallets, small boxes, plastic bags, and custom retail packs with your logo, barcodes, and custom labels.