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

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Machining Parts Factory M6-M24factory 1
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Machining Parts Factory M6-M24factory

Inquiry
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Customized
DIN6921
Surface
Hot DIP Galvanizing
Specification
M6-M24
Transport Package
Plastic Bag+ Carton+Wood Pallet
Grade
12.9

Premium Performance Bolts Package 

High Strength Serrated Hex Flange Bolts meet ASME B 18.2.1 standards, providing superior durability and performance for various applications. Designed with IFI 111 and SAE J429 specifications, these bolts offer reliable fastening solutions. These high-quality bolts come in various sizes and materials to suit specific project requirements.

● High Strength Hex Bolts

● Serrated Flange Bolts

● ASME B18.2.1 Compliant

● IFI 111 Certified

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Durable, secure, versatile, reliable

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Superior Durability
High Strength Serrated Hex Flange Bolts, manufactured to ASME B18.2.1, IFI 111, and SAE J429 standards, offer unmatched durability for a wide range of applications.
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Secure Grip
With a serrated design, our bolts provide enhanced grip for a secure and tight fit every time.
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Easy Installation
Featuring a hex flange, these bolts are easy to install and ensure a quick and hassle-free assembly process.
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Long-lasting Performance
Our DIN6921 high strength bolts are designed to provide top-quality, long-lasting fastening solutions for various projects.

Ultimate Strength Fastening Solution

The high strength serrated hex flange bolts, align with ASME B 18.2.1, IFI 111, and SAE J429 standards, provide exceptional durability and reliability. Manufactured in various sizes from 1/2" to 1 1/2" and materials including carbon steel, stainless steel, and brass, these DIN6921 high strength bolts offer superior performance in applications spanning from machinery to highway guardrail hardware. With a range of finishes available, such as plain, zinc plated, and black oxide, these serrated bolts ensure optimal functionality and longevity in a variety of industries.

◎ Reliable Performance

◎ Wide Range of Sizes and Materials

◎ Customizable Threading and Finishes

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Material Introduction

The High Strength Serrated Hex Flange Bolts - ASME B18.2.1, IFI 111, SAE J429 are crafted using a variety of materials including carbon steel, alloy steel, stainless steel, and brass. These DIN6921 high strength bolts are available in sizes ranging from 1/2"-1 1/2",M12-M36, and come in grades such as ASTM Gr.2, Gr.5, A325, Gr.8, Class 8.8, 10.9, and 12.9. With threads in UNC and UNF, and finishes like plain, zinc plated, black oxide, and more, these serrated bolts are versatile and perfect for various applications in industries like machinery, chemical, and construction.

◎ Carbon Steel 

◎ Alloy Steel

◎ Stainless Steel

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Application Scenario

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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.
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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.
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Railroads
Manufacturers of HVAC systems can use these custom bolts to secure electrical components and ensure the safety and reliability of their products.
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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 are High Strength Serrated Hex Flange Bolts typically used for?
High Strength Serrated Hex Flange Bolts are commonly used in applications where vibration resistance and a secure connection are necessary, such as in automotive and machinery assembly.
2
What standards do High Strength Serrated Hex Flange Bolts adhere to?
High Strength Serrated Hex Flange Bolts conform to the ASME B18.2.1, IFI 111, and SAE J429 standards, ensuring high quality and performance.
3
How are High Strength Serrated Hex Flange Bolts different from regular hex bolts?
High Strength Serrated Hex Flange Bolts feature a flange under the head that distributes the load and provides a larger bearing surface, improving stability and preventing the bolt from loosening under vibration.
4
Can High Strength Serrated Hex Flange Bolts be used in outdoor applications?
Yes, High Strength Serrated Hex Flange Bolts are suitable for outdoor applications as they are made from durable materials that resist corrosion and harsh weather conditions.
5
Are High Strength Serrated Hex Flange Bolts reusable?
High Strength Serrated Hex Flange Bolts can be reused multiple times as long as they are not damaged or showing signs of wear. It is important to inspect the bolts before reusing them to ensure safety.
6
What sizes are High Strength Serrated Hex Flange Bolts available in?
High Strength Serrated Hex Flange Bolts are available in a variety of sizes and lengths to accommodate different applications and fastening requirements.


Company Advantages

· The production of Lewei Hardware machining parts factory is strictly controlled and inspected before going into the next stage.

· The product is featured by fine finish, durability and optimal performance.

· As a responsible machining parts factory manufacturer, Haiyan Lewei hardware & tool co., Ltd. pays more attention to the quality assurance of the product.


Company Features

· Haiyan Lewei hardware & tool co., Ltd. has been committed to the R&D and production of machining parts factory since its inception.

· Strong technical capabilities make our company stand at the forefront of the machining parts factory industry.

· We can promise high-quality and excellent service for machining parts factory.


Application of the Product

Lewei Hardware's machining parts factory is available in a wide range of applications.

Lewei Hardware has an excellent team consisting of talents in R&D, production and management. We could provide practical solutions according to actual needs of different customers.

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.
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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
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