Full Thread Hex Bolt ASME B18.2.1 Carbon Steel Zinc Plated Grade 4.8 UNC for Construction
Get the Hightlights
High-Quality Hex Bolts: Essential for various industrial applications.
Thread Conforms to DIN933 Standards: Ensures precise metric sizing.
Available in Sizes M6-M42: Suitable for diverse construction needs.
Zinc Finished: Provides corrosion resistance and durability.
Grade 8.8 or 10.9 High-Strength: Meets stringent industrial specifications.
DETAIL SHOT
Hex Head Bolt, also known as Hex Bolt or External Hexagon Bolt, is one of the most widely used fasteners in construction, machinery, automotive, and structural applications. Designed with a six-sided head for easy tightening using a wrench or socket, it provides strong and reliable fastening performance.
Our hex bolts are manufactured to international standards, ensuring compatibility with global engineering and industrial requirements.
High Strength & Load Capacity
Manufactured from premium carbon steel, alloy steel, or stainless steel, available in strength grades:
Grade 4.8
Grade 8.8
Grade 10.9
Grade 12.9
Suitable for heavy-duty and structural applications.
Precision Full Thread & Partial Thread Options
Full Thread Hex Bolt
Partial Thread Hex Bolt
Provides flexibility for different clamping and load distribution needs.
Corrosion Resistant Surface Treatments
Available finishes for indoor and outdoor environments:
Zinc Plated
Hot Dip Galvanized (HDG)
Black Oxide
Dacromet Coating
Ensures long service life in harsh conditions.
International Standards Compliance
Manufactured according to:
ANSI/ASME B18.2.1
DIN 933 / DIN 931
ISO 4014 / ISO 4017
Ensures global compatibility and quality assurance.
Wide Size Range
Metric sizes: M6 to M36
Inch sizes: 1/4″ to 1-1/2″
Custom sizes and OEM production supported.
ABOUT THE SUPPLIER
Tianjin Decho International Trade Co., Ltd. is located in the beautiful coastal city of Tianjin and has access to the largest trading port in northern China. The company is a professional precision parts supplier; we have accumulated over 10 years of service experience, and our product range covers hardware products such as fasteners, bearings, injection moldings, metal stampings, CNC parts, etc. The company strictly implements the ISO/TS 16949 international quality standard system certification, and has won the trust and praise of domestic and foreign customers with excellent quality and high-quality services. Its products are exported to countries and regions such as Europe, Southeast Asia, and South America.
We will continue to uphold the corporate spirit of “Quality, Efficiency, Integrity, and Innovation”, continuously improve and enhance the quality of our products and services, and provide international customers with cost-effective, convenient, fast, and reliable parts supply channels.
CUSTOMIZATION CAPABILITIES
Custom Geometry & Dimensions
We support full customization, including:
Head size and thickness
Edge chamfering or rounding
Special tolerance requirements
Non-standard thread lengths
Precision Milled Edges
CNC milling ensures accurate edge dimensions
Improved wrench grip and torque transmission
Reduced installation slippage
Superior Surface Quality
Milling removes burrs and surface irregularities, providing:
Smooth edges for safer handling
Better coating adhesion
Enhanced corrosion resistance after finishing
Multiple Material Options
Available materials:
Carbon Steel
Alloy Steel
Stainless Steel (SS304 / SS316)
Strength grades: 8.8, 10.9, 12.9 or customized.
Flexible Surface Treatments
Zinc Plated
Hot Dip Galvanized
Black Oxide
Dacromet Coating
Custom industrial coatings
Looking for a reliable hex bolts supplier? pls write to us by email [email protected] with your request details, we will come back to you within 24 hours.




