Galvanized metal expansion bolts


The bolts are produced using robust materials and undergo stringent quality control measures to ensure their strength, durability, and reliability.

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Product Description

Here are the product advantages and features of galvanized metal expansion bolts offered by HOTEK:


1. Excellent Load-Bearing Capacity: HOTEK’s galvanized metal expansion bolts are designed to provide exceptional load-bearing capacity. These bolts are engineered and tested to withstand heavy loads and offer secure and reliable fastening for various applications. Whether it’s securing structural components, equipment, or fixtures, these expansion bolts can handle substantial weight and offer reliable support.

2. Galvanized Coating for Corrosion Resistance: The galvanized coating on HOTEK’s metal expansion bolts provides excellent corrosion resistance. The bolts undergo a galvanization process where they are coated with a layer of zinc. This coating acts as a protective barrier, preventing rust and corrosion from compromising the bolts’ integrity. The galvanized coating ensures that the expansion bolts can withstand exposure to moisture, chemicals, and harsh environmental conditions, enhancing their longevity and reliability.

3. Versatile Applications: HOTEK’s galvanized metal expansion bolts have versatile applications across various industries. They are commonly used in construction, infrastructure, manufacturing, and electrical installations, among others. These bolts are ideal for securing materials to concrete, masonry, or other solid surfaces. Whether it’s anchoring heavy equipment, installing structural supports, or mounting fixtures, these expansion bolts offer a versatile and effective solution.

4. Easy Installation: The design of HOTEK’s galvanized metal expansion bolts allows for easy and efficient installation. The bolts feature a unique expansion mechanism that expands and grips the surrounding material when the bolt is tightened. This design eliminates the need for additional anchors or inserts, simplifying the installation process and saving time and effort.

5. Adjustable and Reusable: One of the key features of metal expansion bolts is their adjustability and reusability. These bolts can be tightened or loosened as needed, allowing for adjustments or disassembly without damaging the surrounding material. This adjustability makes them suitable for applications where precise alignment or readjustment may be required. Additionally, the reusable nature of these bolts offers cost savings and flexibility for future projects or modifications.

6. High-Quality Manufacturing: HOTEK prioritizes high-quality manufacturing processes for its galvanized metal expansion bolts. The bolts are produced using robust materials and undergo stringent quality control measures to ensure their strength, durability, and reliability. The manufacturing process adheres to industry standards and quality certifications, ensuring that customers receive a high-quality product that meets their expectations.

7. Wide Range of Sizes and Configurations: HOTEK offers a wide range of sizes and configurations for its galvanized metal expansion bolts. This allows customers to choose the appropriate bolt dimensions and specifications to suit their specific applications. The availability of various options ensures that customers can find the right bolt size and configuration for their project, ensuring optimal performance and compatibility.

8. Expert Technical Support: HOTEK provides expert technical support to assist customers in selecting the appropriate galvanized metal expansion bolts for their specific requirements. The company’s knowledgeable team can offer guidance on bolt selection, installation techniques, and other related considerations. This support ensures that customers receive personalized assistance and can make informed decisions about their fastening needs.

Product Details

1. Standards: DIN, ASME, ISO, BS, GB 

2. Materials option: Stainless Steel, carbon steel, brass, alloys, titanium, ect.

3. Finish: plain, zinc plated, black, blue-white zinc, Dacromet, ect.

4. Size:Custom

5. Delivery time: 15 days, based on the order

6. If your products are non-standard, please send me your drawings.


material 1. Stainless Steel: SUS302, SUS304, SUS316,SUS201,etc
2. Carbon Steel: 1018, 1022 etc
3. Alloy Steel : Titanium Alloy, 10B21, 435, 402Cr etc
4. Aluminum or Aluminum Alloy
5. Brass
Surface TreatmentZinc plated, Nickle plated, Chrome plated, Passivation, Oxidation, Anodization, Black Oxide, Phosphatizing, Power Coating and Eletrophoresis, etc
Processing Equipmentcold heading machine, threading machine, CNC machining center, CNC lathe, automatic lathe machine, conventional lathe machine, milling machine, drilling machine, grinding machine, etc
MOQDepending on the situation, please send inquiry.
StandardDIN, GB, ISO, ANSI, BS, JIS etc
Non-standard:OEM is available, but you should give us samples or drawing.
SampleWe could provide samples for free, if we have the stock. Buyers pay freight, and could choose which one you want. We will send Deppon Express for no express delivery.
Terms of TradeFOB, CIF
Lead Time15-20 days after order confirmed or as you request
PackingSingle poly bag, bubble bags, wooden case, carton box, or as you request
LogoWe will print our logo and brand, of course, without additional requirements.

If you want, we could print your logo or your brand.

After-sales ServiceWe will follow up every customer and solve all problems for you.
Certification:ISO 9001:2015, SGS

Our Company

Hotek (XiaMen) Technology Co., Ltd. is a provider of reliable, safe and stable “industrial meters” fasteners for all industries. In addition to selling standard fasteners such as hexagon bolts, hexagon nuts, Flange nuts, flat washers, spring washers, etc.), and customized non-standard products (such as T-bolts, drill screws, wood screws, double-end bolts, etc.) according to customer needs. At present, our main sales customers are photovoltaic, machinery, shipbuilding, automobile, medical and other industries. The main brands are AOzhan Industry Co., LTD. ‘s AOfeng SUS304 fasteners, carbon steel bolts, other excellent suppliers to provide quality products and non-standard customized products. Our company is committed to the development and contribution of all walks of life, later will continue to supplement the product series to meet the different needs of customers.

My company is located in the beautiful xiamen, the company address is located in xiamen jimei district almond shaped, 7-4 light road, one of our company since it was founded in 2015, has been adhering to the constant, sheng, the spirit of the day and the management idea, namely, perserve, enthusiastic service, client is greater than the days of business philosophy, with professional service, excellent quality to win the market reputation!

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Customer Review

Packaging & shipping


How is quality ensured?

 All our processes strictly adhere to ISO9001:2008 procedures. We have strict quality controlfrom producing to delivery.Our company had strong technology support, We have cultivated agroup of managers who are familiar with product quality , good at modern concept of management

You can send the pictures/photos and drawings of the products you need by email , we wilcheck if we have them. We develop new models every month, Or you can send us samples byDHL/TNT, then we can develop the new model especially for you.

By T/T, for samples 100% with the order; for production, 30% paid for deposit by T/T beforeproduction arrangement, the balance to be paid before shipment.

Standard parts: 7-15days
Non-standard parts:15-25days
We will make the delivery as soon as possible with the quarantee quality.

 lf you have a new product drawing or a sample, please send to us, and we can custom-madethe hardware as your required. We will also provide our professional advices of the products tomake the design to be more realized & maximize the performance.

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