Hot Dip Galvanized Hex Bolt and Nut, High Strength Steel Fasteners
Our Hot Dip Galvanized Hex Bolt and Nut is designed for fastening applications that require a strong connection and improved surface protection in demanding environments.
The hot dip galvanized finish helps the fastener better resist corrosion in many outdoor and industrial applications. Combined with the hex head structure, the product is easy to install, tighten, and maintain with standard tools.
This bolt‑and‑nut combination is widely used in machinery, building projects, electric power installations, steel structures, and general industrial supply chains. It is available in multiple material and grade options to match different project requirements.
Key Features
- Hot dip galvanized surface for improved corrosion protection
- Hex head design for easy installation and removal
- Bolt and nut set for secure fastening performance
- Suitable for machinery, buildings, and electric power projects
- Multiple material and grade options available
- Practical choice for wholesale, OEM, and engineering supply
- Suitable for indoor and outdoor industrial applications
Product Specifications
| Item | Specification |
|---|---|
| Brand | Hotop Fasteners |
| Origin | Handan, Hebei, China |
| Product Type | Hex Bolt and Nut Set |
| Material Options | Carbon Steel |
| Strength Grades | 4.8 / 8.8 / 10.9 / 12.9 |
| Standard | DIN ANSI JIS BS ISO GB,Nonstandard |
| Surface Finish | Hot Dip Galvanized |
| Thread Sizes | M4-M50 |
| Application | Machinery, building, electric power, industrial fastening |
Material and Grade Options
Carbon Steel
Carbon steel is widely used for fasteners that require solid mechanical strength and stable performance in industrial and construction use.
Strength Grades
| Grade | Recommended Use |
|---|---|
| 4.8 | General fastening and standard assembly |
| 8.8 | Industrial machinery and medium‑to‑high strength fastening |
| 10.9 | Heavy‑duty mechanical and structural use |
| 12.9 | High‑strength fastening applications requiring stronger performance |
Surface Finish
The main finish for this product is hot dip galvanized.
Hot dip galvanizing creates a zinc‑coated surface that is commonly used to improve corrosion resistance in industrial, building, and outdoor fastening environments. Other finish options such as zinc and plain can also be arranged according to the required specification.
Product Details
This hex bolt and nut set is designed for customers who need a stable fastening solution with strong mechanical support and better surface durability.
The hex head shape allows easy use with standard tools, making installation efficient on site or in workshop environments. When used together with a matching nut, the fastening connection becomes more secure and more suitable for repeated assembly or maintenance work.
Because the product is available in multiple material and grade combinations, it can serve a wide range of market needs, from general hardware supply to engineering and equipment projects.
Applications
This product is suitable for:
- Machinery assembly
- Building and construction projects
- Electric power installations
- Steel structure fastening
- Industrial equipment installation
- Maintenance and repair work
- Hardware wholesale
- OEM and project supply
Packaging and Supply
Hotop Fasteners supports flexible supply solutions for bulk orders and project requirements.
Available options may include:
- Bulk packaging
- Carton packaging
- Pallet packaging
- Export packaging
- Customized packaging
- Private label supply
FAQ
Q1: What is the main finish of this product?
The main finish is hot dip galvanized.
Q2: What materials are available?
The product can be supplied in steel, stainless steel, or carbon steel depending on the order requirement.
Q3: What strength grades can I choose?
Available grades include 4.8, 8.8, 10.9, and 12.9.
Q4: What sizes are commonly available?
Common thread sizes include M6, M8, M10, M12, and M16.
Q5: What is this product used for?
It is used in machinery, buildings, electric power projects, steel structures, and general industrial fastening.
Q6: Can this product be supplied for bulk orders?
Yes. It is suitable for wholesale, OEM, and project‑based purchasing.
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