Hongniu Fasteners Chinese Factory Hex Coupling Nut 304/316 A2/A4 Stainless Steel Long Bolt Rod Coupling Nuts
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| Customization: | Available |
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| Material: | ODM/OEM |
| Type: | Round Head |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Basic Info.
- Model NO.
- Assembly/set
- Connection
- Common Bolt
- Head Style
- Hexagonal
- Standard
- DIN, ANSI, GB, JIS, GOST, BSW
- Grade
- ODM/OEM
- Delivery Time
- 4-40 Working Days
- Freight
- Real-Time Quotation
- MOQ
- Depends on The Size and Stock
- Logo
- Customizable
- Transport Package
- Carton+Pallet
- Specification
- ODM/OEM
- Trademark
- ODM/OEM
- Origin
- China
- HS Code
- 7415339000
- Production Capacity
- 1000tons/Month
Packaging & Delivery
- Package Size
- 25.00cm * 23.00cm * 20.00cm
- Package Gross Weight
- 5.000kg
Product Description
| Item | Description |
|---|---|
| Product Name | Hex Coupling Nut / Coupler Nut |
| Material | Carbon Steel / Stainless Steel / Brass |
| Thread Size | M4-M24, 1/4"-1", or Customized |
| Thread Type | Metric / UNC / UNF |
| Length | Standard or Customized |
| Surface Finish | Zinc Plated / Yellow Zinc / Hot-Dip Galvanized / Stainless Steel |
| Shape | Hexagonal |
| Standard | DIN, ISO, ANSI, or Non-Standard |
| Application | Threaded Rod Extension, Machinery, Construction |
| Packing | Bulk, Carton + Pallet, OEM Packing Available |
Product Name: Hex Coupling Nut / Coupler Nut
Hex coupling nuts are long, hexagonal nuts designed to connect two threaded rods or bolts together. They are widely used in construction, mechanical assembly, electrical installation, and equipment maintenance. By joining two threaded rods, coupling nuts allow users to extend the rod length or adjust tension in various structural applications.
Our coupling nuts are made from high-quality carbon steel or stainless steel, ensuring excellent strength, durability, and corrosion resistance. Precision threads guarantee smooth engagement and secure fastening. Various surface treatments are available to meet different environmental and industrial requirements.
Features:
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Hexagonal shape for easy installation with a wrench
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Designed to connect and extend threaded rods
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Strong internal threads for reliable fastening
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Available in full range of metric and inch sizes
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Multiple surface finishes for corrosion protection
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Suitable for structural support, machinery, and construction applications
Applications:
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Connecting threaded rods
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Machinery assembly
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Construction and building hardware
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Electrical installation
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Furniture assembly
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Industrial equipment
Support the production and customization of various fasteners.
In Chinese, "Hongniu" means strength and excellence.
Our products live up to our name - high-quality fasteners that take your products to the next level.
Cooperative Partners
Hongniu Fasteners
Business cooperation is based on honesty and trust.
We will do our utmost to be your reliable and long-term supplier, safeguarding the quality of your products.
Our relationship is not merely that of a buyer and a seller - we are partners who depend on each other to create both wealth and reputation.
| Finish | Description |
|---|---|
| Natural / Plain | No surface treatment |
| Zinc Plated | Corrosion protection |
| Black Oxide | Industrial appearance |
| Painted | Custom colors available |
| Anodized | For aluminum rivets |
Quality Control
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Incoming material inspection
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Dimensional inspection
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Tensile & shear strength testing
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Surface finish inspection
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Random sampling before shipment
Packaging & Delivery
| Item | Details |
|---|---|
| Packaging | Small boxes / cartons / pallets |
| Custom Packaging | Available |
| MOQ | Negotiable |
| Delivery Time | 15-30 days |
| OEM / ODM | Supported |
Why Choose Us
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Professional fastener manufacturer & exporter
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Stable quality and competitive pricing
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Rich experience in DIN / ISO standards
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One-stop fastener supply service
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Fast response & technical support
It was founded in June 2000 and is located in Tangzhuang Town Industrial Park, Gaoyou City, with convenient transportation.
The company covers an area of 35000 square meters and currently has over 300 employees, including 70 high-level and intermediate professional and technical personnel. Registered capital: 20 million yuan, total assets: 78 million yuan, and fixed assets: 56 million yuan.
Widely used in industries such as aerospace, machinery, wind power, textiles, automotive manufacturing, petroleum, forging, etc.
We have maintained cooperative relationships with dozens of large and medium-sized enterprises in China, and are highly valued by our customers due to our good reputation and excellent quality.
Please feel free to talk more with Gianna about fasteners
Please feel free to talk more with us!Q1: What is the minimum order quantity?
A1: Products in stock with no MOQ. If you need us to produce, the MOQ is 10,000pcs.
Q2: Can you provide a sample?
A2: Sure, some samples are provided free of charge, but not including freight.
Q3: How long is your delivery time?
A3: Generally, it is 10-15 days if the products are in stock. or it is around 30 days to produce, and it is according to quantity.
Q4: What is your payment method?
A4: T/T, 30% deposit in advance, balance payment before loading. Order less than 5,000USD, 100% payment to reduce the bank charges.
Q5: Can you customize the product according to the requirements of drawing sheets and so on?
A5: Yes, please feel free to talk more details with us and send us the design drafts.
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