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| Customization: | Available |
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| Material: | Stainless Steel |
| Type: | Hexagon Head |
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Our stainless steel hex bolt is engineered to meet ASTM F593 standards, delivering exceptional durability, tensile strength, and resistance to harsh environments. Manufactured from premium 316 stainless steel, it offers outstanding corrosion resistance in chemical, marine, and industrial applications.
With precision-cut threads (metric or UNC) and a standard hexagonal head, it ensures secure fastening and easy installation with common tools. Suitable for high-load applications, it operates reliably across extreme temperatures ranging from -200°C to 600°C, making it ideal for critical engineering projects.
Its plain or passivated surface finish enhances durability while maintaining a clean, metallic appearance, suitable for both functional and visible installations.
| Attribute | Details |
|---|---|
| Material | Stainless Steel 316 (ASTM F593) |
| Type | Hexagon Head Bolt |
| Head Style | Standard Hexagonal |
| Connection Method | Threaded Connection |
| Thread Type | Metric or UNC |
| Surface Finish | Plain / Passivated |
| Tensile Strength | 515 MPa - 725 MPa |
| Working Temperature | -200°C to 600°C |
| Standards | ASTM 307, ASTM F593, ISO 4017, GB, DIN 933, JIS, BSW, GOST |
| Grades Available | 316 Stainless Steel |
| Color | Silver Metallic |
| Quality Control | 100% Inspected, Mill Test Report & Certificate Available |
| OEM / ODM | Available |
| Certification | ISO9001, SGS, TAF |
| Origin | Ningbo, Zhejiang, China |
| Packaging | Bulk Packing, Small Box, or Custom |
| HS Code | 7318150000 |
| Production Capacity | 500 tons per year |
Heavy machinery assembly
Marine and offshore engineering
Chemical processing plants
Construction and structural projects
Automotive and transportation equipment
Renewable energy installations
Environmental and wastewater systems
Manufactured from corrosion-resistant 316 stainless steel
Meets ASTM F593 and global dimension standards
High tensile strength for heavy-duty applications
Performs reliably under extreme temperatures
Precision-cut threads for secure fastening
Resistant to chemicals, saltwater, and industrial pollutants
OEM & ODM customization available
Full inspection and quality certification provided
| Diameter (mm) | Length Range (mm) | Width Across Flats (mm) | Thread Pitch | Customizable |
|---|---|---|---|---|
| 10 | 25 - 60 | 17 | 1.5 | Yes |
| 12 | 30 - 80 | 19 | 1.75 | Yes |
| 16 | 40 - 100 | 24 | 2.0 | Yes |
| 20 | 50 - 150 | 30 | 2.5 | Yes |
| 24 | 60 - 180 | 36 | 3.0 | Yes |
| 30 | 80 - 200 | 46 | 3.5 | Yes |
| 36 | 100 - 250 | 55 | 4.0 | Yes |
| Other Sizes | On Request | As Required | As Required | Yes |
ISO 9001 Certified: Strict compliance with international quality management standards for consistent quality and traceable processes.
SGS Verified: Independent inspection and verification for material and product conformity.
Laboratory Testing Accreditation: Products undergo both in-house lab testing and, if required, third-party lab testing to ensure compliance with customer-specific technical standards.
CE & RoHS Compliance: Meets EU safety and environmental requirements.
100% Leak & Pressure Tested: Each unit is pressure tested before packing to ensure no leaks and safe operation.


Jiaxing Hongsteel Trading Co., Ltd., in partnership with Ningbo Hongsteel Machinery Co., Ltd., proudly stands as a beacon of excellence in advanced manufacturing and international trade under the prestigious name "Hongsteel". With an illustrious record spanning over 16 years, we have carved a niche in the global market by consistently delivering precision-engineered components and offering unbeatable service worldwide.
As a leading force in both manufacturing and trading, we at Hongsteel specialize in crafting non-standard manufactured parts, fasteners, construction machinery components, electric tool parts, and automotive components, among others. Our commitment to excellence extends to providing fully customized solutions that cater to each client's specific needs, ensuring their utmost satisfaction.
Empowered by a team of highly skilled technicians and cutting-edge production equipment, we at Hongsteel guarantee superior efficiency, rigorous quality control, and unwavering product performance at every phase of production. Our state-of-the-art facilities boast certifications like ISO9001, ISO 17025, and SGS, alongside laboratory testing accreditations, affirming our adherence to international quality standards.
At Hongsteel, our ethos revolves around the core values of "quality first, service foremost, and continuous improvement and innovation" to meet and exceed customer expectations. Our relentless pursuit of excellence is encapsulated in our quality objectives: "zero defects, zero complaints." We warmly invite your inquiries and eagerly anticipate forging long-lasting, prosperous partnerships with clients worldwide.

