loading

Lewei Hardware is a company with 20 years of experience in producing non standard hardware parts and standard fasteners.

Latest Hex Head Bolts 1
Latest Hex Head Bolts 2
Latest Hex Head Bolts 3
Latest Hex Head Bolts 4
Latest Hex Head Bolts 5
Latest Hex Head Bolts 6
Latest Hex Head Bolts 7
Latest Hex Head Bolts 1
Latest Hex Head Bolts 2
Latest Hex Head Bolts 3
Latest Hex Head Bolts 4
Latest Hex Head Bolts 5
Latest Hex Head Bolts 6
Latest Hex Head Bolts 7

Latest Hex Head Bolts

Model NO.:
Standard
Inquiry
Connection
Common Bolt
Package Gross Weight
23.000kg
Production Capacity
1000000/M
Transport Package
Plastic Bag+ Carton+Wood Pallet

High-Quality Long Hex Bolts 

High Quality OEM DIN 931 DIN 933 Long Hexagon Hex Head Bolt 4.8 10.9 12.9 Bolts are perfect for structural joints like I-beams and scaffolding, meeting ASTM A325 regulations and ASME B18.2.6 specifications. Available in various materials including carbon steel, alloy steel, and stainless steel, with surface treatments such as zinc plating and nickel plating. Customized production options allow for unlimited order quantities to meet customer demands.

● High Quality Hex Bolts

● Customized Production

● Versatile Material Options

● Long Bolt Specialists

carousel-2

Product Display

carousel-2
carousel-2
Read More
carousel-5
carousel-5
Read More
carousel-7
carousel-7
Read More

Efficient, Versatile, Customizable, Reliable

carousel-3
Latest Hex Head Bolts 13
Versatile
Our High Quality OEM DIN 931 DIN 933 Hex Head Bolts are available in different grades (4.8, 10.9, 12.
未标题-2 (16)
product advantages 2
and can be customized to various lengths, making them versatile for different applications.
未标题-3 (10)
Precision
The bolts are made with precision and meet DIN standards, ensuring durability and reliability in various industrial settings.
未标题-4 (5)
Customizable
With our custom long bolt options, including A325 bolts, you can trust in the quality and performance of our products for your specific needs.

Customized OEM Hex Bolts

Our high-quality OEM DIN 931 DIN 933 hex head bolts, available in 4.8, 10.9, and 12.9 grades, are custom long bolts designed for structural joints and various applications. Made from carbon steel, alloy steel, stainless steel, aluminum, plastic, or copper, these bolts come in a variety of sizes ranging from M3 to M120. With surface treatments including plain, zinc plated, and hot dip galvanizing, these long hexagon bolts adhere to DIN, ISO, BSW, JIS, ASME, and ANSI standards, offering customers unlimited order quantity and one-stop procurement solutions while ensuring resource integration, reasonable pricing, high quality, and fast delivery.

◎ Strength

◎ Versatility

◎ Customizability

carousel-6

Material Introduction

Our OEM DIN 931 DIN 933 Hex Head Bolt 4.8 10.9 12.9 Custom Long Bolt is crafted from high-quality materials including carbon steel, alloy steel, stainless steel, aluminum, plastic, and copper. With surface treatment options such as plain, black, zinc plated, and more, these bolts are durable and corrosion-resistant. Compliant with DIN, ISO, BSW, JIS, ASME, and ANSI standards, these long hex bolts are available in various grades, sizes, and thread types to meet a wide range of customer needs.

◎ Carbon Steel 

◎ Alloy Steel

◎ Stainless Steel

carousel-6

Application Scenario

Latest Hex Head Bolts 19
Solar Energy
Custom non-standard big round head bolts can be used to secure components in industrial machinery, providing a reliable fastening solution for heavy-duty applications.
Latest Hex Head Bolts 20
Oil & Gas
These bolts are ideal for use in home appliances such as refrigerators, washers, and dryers, ensuring a secure and safe fastening solution for critical components.
carousel-5
Railroads
Manufacturers of HVAC systems can use these custom bolts to secure electrical components and ensure the safety and reliability of their products.
carousel-7
Tower & Pole
These custom non-standard big round head bolts are ideal for use in automotive electronics, providing a secure fastening solution for critical components in vehicles.
建筑
Metal Buliding
木箱
Wooden box pallet
室内
Home Decorating & Furniture
机械
Tractor Parts & farmm

FAQ

1
What is the difference between DIN 931 and DIN 933 hex head bolts?
DIN 931 hex head bolts have a partial thread, while DIN 933 hex head bolts have a full thread.
2
What grade options are available for the OEM hex head bolts?
The OEM hex head bolts are available in grades 4.8, 10.9, and 12.9, depending on the desired strength and durability.
3
Can the OEM hex head bolts be customized to a specific length?
Yes, the OEM hex head bolts can be custom-made to a specific length to suit the application requirements.
4
What are some common applications for the custom long bolts?
The custom long bolts are commonly used in construction, machinery, automotive, and other industrial applications where a strong and durable fastening solution is needed.
5
Are the OEM hex head bolts suitable for outdoor use?
Yes, the OEM hex head bolts are made of high-quality materials and coatings, making them suitable for outdoor use and resistant to corrosion.
6
How can I order the custom long bolts in bulk quantities?
You can contact the manufacturer or supplier directly to place bulk orders for the custom long bolts, specifying the grade, length, and quantity needed for your project.


Company Advantages

· Lewei Hardware hex head bolts is designed by using the finest material and leading technology.

· Our dedicated and skilled quality controllers carefully inspect the product at every step of production in order to ensure that its quality remains exceptional without any defect.

· Being a leading hex head bolts manufacturer, it is necessary to provide the professional service for customers.


Company Features

· Being a quality-oriented organization, Haiyan Lewei hardware & tool co., Ltd. is dealing in the manufacture, supply and trade of hex head bolts.

· In the hex head bolts production process, we use advanced manufacturing processes.

· We aim to create positive social and environmental impact from the beginning to the end of a product's life cycle. We’re moving one step closer to a circular economy by encouraging the reuse of our products.


Application of the Product

The hex head bolts developed by Lewei Hardware is widely used in various fields.

We strive to provide customers with efficient, complete, and flexible solutions based on their needs.

Contact us
we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.
no data
General Manager: Vivi Gao 
Tel: 0086-18966356433
       0086-18969177261
Website: www.lewei-hardware.com
Address: Building 29, No.4567 Hangzhouwan Avenue, Xitangqiao Street, Haiyan County, Zhejiang Province, China
Copyright © 2025 Haiyan Lewei Hardware & Tool Co., Ltd. | Sitemap | Privacy
Customer service
detect