J bolts (Hook bolts)

Place of Origin:

China, Korea, Vietnam

Supply Ability:

In stock

Certificate:

DIN, JIS, ISO

Main market:

Vietnam

Contact infomation

Contact name: Mr. Hai (Eng/Vie)

Job Title: Director

Mobiphone:+84 982 877 474

Email: nguyenmanhhaiceo@gmail.com

Product & service detail

J BOLTS (HOOK BOLTS)

Product Introduction

- Specifications: Available in diameters from M5 to M12.
- Length: Ranging from 10mm to 60mm.
- Materials: Offered in carbon steel, stainless steel, alloy steel, and non-ferrous metals.
- Durability Levels: 4.6, 10.9
- Thread Pitch: Conforming to metric thread standards.
- Surface Finishes: Options include white polish, yellow polish, black dye, hot dip galvanized, black goods, and painted.
- Standards: Compliant with DIN, JIS, and ISO standards.
- Origin: Manufactured in Taiwan, China, Korea, and Vietnam.

Characteristics of J Bolts

J BOLTS, also known as HOOK BOLTS, are crucial components for securing structures, especially steel ones. They are commonly used in electrical systems, transformer stations, factory setups, and structural steel buildings. There are various types of J bolts, many of which have unique designs specific to different manufacturers.

Hook bolts feature a threaded head, allowing nuts and washers to be attached to bear external loads. They are versatile and can be used in a wide range of projects, from standard buildings to dams and nuclear power plants. They are also useful for fastening panels to concrete foundations when paired with structural steel elements.

Key Features

- J bolts have a threaded end like regular bolts, which can be tightened with a nut to connect two parts. The opposite end is bent into shapes such as J, L, U, V, JA, or I, which helps secure the bolt in place and prevents it from moving or detaching.
- J bolts come in various sizes and can be machined to meet specific requirements, both standard and non-standard. This makes J bolts easy to install and process. Depending on the projects needs, different materials can be used to manufacture these bolts, such as black, polished, or hot-dip galvanized finishes.

Applications

• Factory and Prefabricated Steel Building Construction: In these projects, J bolts are used to connect the column base to the buildings foundation. This connection is crucial for ensuring the rigidity and stability of the entire roofing system.

• Installation of Electric and Lighting Poles: For outdoor environments, J bolts are hot-dip galvanized to prevent rust and corrosion from environmental factors like rain and chemical exposure. Cap nuts are often used to protect the threads, and maintenance involves simply replacing the cap nut if it becomes rusty.

• Machinery Installation: J bolts are used to secure the legs and base of machines, reducing vibration and preventing operational errors during use.

• Positioning Crane Legs and Equipment in Seaports and Factories: In the seaport industry, J bolts are essential for securely positioning crane legs, port cranes, and ship anchor points. They ensure the stability and safety of heavy equipment and machinery in these environments.

Contact Us:

An Hai Production Trading and Service Company Limited
- Address: No. 26, Inter-Area 42, Van Canh Urban Area, Van Canh Commune, Hoai Duc District, Ha Noi City, Vietnam
- Hotline: +84 982877474
- Email: bulonganhai@gmail.com