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Stainless Steel Hexagon Flange Nut Suppliers

It is based on the hexagonal nut, with a flange at the bottom (like a thin disc). This flange can increase the contact area between the nut and the connected parts, make the pressure distribution more uniform, and better prevent loosening. The flatness requirements of the connecting parts surface during installation are relatively low. It is often used in some equipment that needs frequent vibration or places with high connection stability requirements.
Because the flange can disperse the pressure, it is suitable for some equipment that has high connection stability requirements and is susceptible to vibration. In the field of automobile manufacturing, it is used to connect parts of the automobile chassis; it is also used in large quantities in parts with strong vibration such as engines to ensure that parts will not loosen under complex working conditions. The main cold heading forming process is to put the material into the cold heading machine 1st, and gradually form the hexagonal shape and flange part through multiple molds to obtain a semi-finished blank, and then perform tapping and other processing to form threads inside the nut. For some non-standard hexagonal flange nuts, it is necessary to adjust the mold and other parameters to ensure the product size and quality.

Precision Fasteners Made From High-quality Stainless Steel, Utilizing Raw Materials Such as 201, 304, and 316L Grade Wires. Contact us
Jiangsu Huajie Stainless Steel Products Co., Ltd.
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Jiangsu Huajie Stainless Steel Products Co., Ltd.
Jiangsu Huajie Stainless Steel Products Co., Ltd. was founded in 2003, with a registered capital Of 18 million RMB, our factory covers an area of ​​13,000 square meters, an annual production capacity of 60,000 tons, through 20 years of development, for now, HuaJie is one of almost competitive stainless steel fastener manufacturers in China.
We are Wholesale Stainless Steel Hexagon Flange Nut Suppliers and Stainless Steel Hexagon Flange Nut Company in China, our company mainly produces stainless steel fasteners, The company has domestic and foreign advanced production and testing equipment, and product standards Cover GB/JIS/DIN/ANSI/ISO standards, The material includes 201/304/316L, etc. The products are widely used in high-speed rail, nuclear power, communications, new energy, mechanical equipment, petrochemical, military equipment, aerospace, and other fields.
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  • ISO9001:2015 Certification
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  • CE Certification
  • 316 ROHS Certification
  • 304 ROHS Certification
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Stainless Steel Hexagon Flange Nut Industry knowledge

Is Huajie Stainless Steel's Stainless Steel Hexagon Flange Nut Suitable for Automotive or Heavy Machinery Applications

In the realm of mechanical fasteners, nuance matters. Especially when performance, endurance, and precision are non-negotiable—such as in automotive assembly lines or heavy-duty industrial machinery. The stainless steel hexagon flange nut, with its integrated washer-like base and robust threading, is a prime candidate in high-stress environments. But the question stands: is the product from Jiangsu Huajie Stainless Steel Products Co., Ltd. up to the mark?The answer lies not only in metallurgical composition but also in manufacturing philosophy.

Engineering Intent Meets Material Integrity
At first glance, the stainless steel hex flange nut may seem like a simple component. However, under the hood of any performance car or inside a vibrating piece of industrial machinery, this fastener takes on a mission-critical role. Jiangsu Huajie’s offering is forged with precision—produced using high-grade stainless steel (A2-70, A4-80, or custom alloys) that deliver commendable corrosion resistance, tensile strength, and mechanical stability.

This is not your off-the-shelf nut. It’s engineered to absorb vibration, distribute load evenly, and resist loosening under torque. The integrated flange eliminates the need for separate washers, simplifying assembly while amplifying load-bearing surface area.

Strength Under Pressure
In both automotive and heavy machinery sectors, fasteners are exposed to cyclical stress, thermal expansion, and chemical exposure. Jiangsu Huajie's flange nuts excel in such conditions. Their stainless steel variants withstand extreme temperature ranges and exhibit excellent resistance to oils, coolants, and aggressive industrial chemicals.

Moreover, the thread precision—manufactured in accordance with ISO metric standards or customized per application—ensures secure engagement without thread galling, even in high-speed assemblies.

Applications That Demand More
Automotive Sector: Whether on engine mounts, suspension joints, or exhaust systems, these Stainless Steel Hexagon Flange Nuts offer stability in motion. Their anti-loosening properties are critical in high-vibration zones—making them ideal for passenger vehicles, commercial trucks, and even motorsport applications.

Heavy Machinery: In excavators, hydraulic presses, CNC equipment, and mining rigs, structural integrity depends on every fastener holding its ground. Jiangsu Huajie's flange nuts are fatigue-tested for long-term load bearing and resist fretting under dynamic loads.

Quality That Translates to Reliability
Backed by rigorous in-house quality control, including salt spray testing, torque resistance evaluation, and dimensional accuracy checks, Jiangsu Huajie’s products meet and often exceed DIN, ANSI, and GB standards.

Their Stainless Steel Hexagon Flange Nuts are available in multiple finishes—plain, polished, passivated, or black oxide-treated—depending on the environment they’re destined for. Customization is not a favor but a standard practice.

Behind the Brand: Jiangsu Huajie Stainless Steel Products Co., Ltd.
Located in the industrial heart of China, Jiangsu Huajie Stainless Steel Products Co., Ltd. has emerged as a trusted name in precision fastener manufacturing. With decades of expertise, modern CNC machining centers, and a client-centric approach, the company delivers solutions, not just products.

Their portfolio spans an array of stainless steel fasteners—from standard screws and nuts to intricate non-standard custom orders—serving clients in the automotive, construction, marine, and heavy equipment sectors across global markets.

What sets them apart is their commitment to durability, adaptability, and engineering precision. Every batch is traceable. Every order is treated with bespoke attention. And every customer, whether OEM or aftermarket distributor, receives technical support that extends beyond delivery.

It’s not just suitable—it’s tailor-made for it. From corrosion resistance to mechanical reliability, from design efficiency to manufacturing excellence, this is a fastening solution engineered for serious duty. When failure is not an option and precision is paramount, Jiangsu Huajie delivers the edge.