Products Description
Our flange bolts are essential fasteners for various industrial applications. Manufactured from high - quality carbon steel or stainless steel, they offer excellent strength and corrosion resistance.
Featuring precise threading, these bolts ensure a secure and tight connection between flanges. Their standardized dimensions meet international standards, making them highly interchangeable. The hexagonal head design allows for easy installation and removal using common tools.
Whether it's in pipeline systems, machinery manufacturing, or construction projects, our flange bolts provide reliable performance. They are rigorously tested to guarantee quality and durability, ensuring long - term usage without loosening or failure, and are your ideal choice for demanding fastening task.
Parameter
|
Name |
Hexagonal flange bolts |
|
Material |
carbon steel,Stainless Steel and alloy steel,etc. |
|
Standard |
DIN 6921 |
|
Certificate |
ISO 9001 |
|
Grade |
Grade 4.8, Grade 5.8, Grade 8.8,SS201,SS304,SS316 |
|
Nominal diameter |
M4-M36 |
|
Surface treatment |
ZP,YZ,BLACK |
Product Advantage
How to Choose the Right Flange Bolt?
Required strength grade
Corrosion resistance environment
Load requirements
Installation torque specification
About us
Hebei Sanwei Fasteners Co., Ltd. (hereinafter referred to as "Sanwei is a high-tech enterprise specializing in the research, development, production, and sale of fasteners, located in Hebei Province, China. Since its establishment,wei has been committed to providing customers with high-quality, high-performance fastener solutions, which are widely used in various fields such as construction, machinery manufacturing, automobile, and power communication.
500+
Enterprise Employees
3000000
Registered Capital
125+
events & challenges
30000㎡
Square Meters Built
FAQ
Everything You Need to Know
lt is awesome to work with Creative. amazingy organized,easy to communicate with. responsive with next iterations,and beautiful work.
What types of bolts does your company produce?
We produce a wide variety of bolts, including hex bolts, carriage bolts, anchor bolts, and more. They are made of different materials such as carbon steel, stainless steel, and alloy steel to meet various application requirements.
What is your minimum order quantity?
The minimum order quantity varies depending on the type and specification of the bolts. Generally, it is five tons. However, we will also consider small - quantity orders according to the actual situation.
How to choose the right bolt size?
The selection of bolt size depends on factors like the thickness of the connected parts, the required strength, and the installation space. You can refer to our product manual or consult our customer service for detailed guidance.
What should I do if there is a problem with the bolts?
If you encounter any problems with our bolts, please contact our after - sales service team in a timely manner. We will send professional technicians to check and solve the problem as soon as possible. If the problem is caused by our product quality, we will provide free replacement or compensation.
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