Cold heading Service

SS316 Stainless Steel Hex Bolt Manufacturer, Supplier and Factory In China

Ningbo Teng Qi Fasteners stands as a premier manufacturer specializing in the production of stainless steel 316 (SS316) hex bolts. Utilizing advanced manufacturing techniques, including cold heading and hot forging, our production capabilities span an impressive size range from M1.6 to M100.

Our SS316 hex bolts, available in performance grades such as A4-50, A4-70, A4-80, and A4-100, epitomize excellence in corrosion resistance and mechanical strength. Crafted from premium stainless steel, these bolts are engineered to excel in demanding applications across industries.

In addition to our extensive size and performance offerings, we prioritize surface treatments to enhance functionality and aesthetics. Options include polished finishes for a pristine look, passivation for superior corrosion resistance, anti-locking oil coatings for enhanced functionality, blue wax coatings for a distinctive appearance, and zinc flake coatings for added durability.

Choose Ningbo Teng Qi Fasteners for precision-crafted SS316 hex bolts, setting a benchmark for excellence in a diverse range of industrial applications.

SS316 Stainless Steel Hex Bolt

Specification of SS316 Bolt:

The specification of an SS316 hex bolt refers to its specific dimensions, thread pitch, and other mechanical properties.

Product namess316 Hex Bolt
Size:Metric: M1.6-M100
Imperial:0# to 4"
Length:Metric: Up to 800mm
Imperial: Up to 30"
Strength Grade:A4-50,A4-70,A4-80,A4-100
Head Type:Hex Head
Industry Standards:DIN933/DIN931/ISO4017/ISO4014
Standard Compliance:ISO3506-1
Surface Finish:Polished(wash bright), passivated for corrosion resistance, anti-locking oil coatings, blue wax coatings, zinc flake coating
Packaging:Boxes/cartons into wooden pallets
Application:Construction/Automotive/Marine/Aerospace/Food and Beverage Industry/Medical Equipment/Chemical Processing/Water Treatment

FAQ about SS316 Hex Bolt:

1. Q: What makes SS316 hex bolts suitable for marine applications or other corrosive environments?
A: SS316 hex bolts are crafted from stainless steel with molybdenum, offering superior corrosion resistance. The alloy’s composition makes it particularly well-suited for use in marine and corrosive environments.

2. Q: How are SS316 hex bolts different from those made of SS304, and what advantages do they offer?
A: SS316 hex bolts contain additional molybdenum, enhancing their corrosion resistance compared to SS304. They are ideal for applications demanding heightened resistance to corrosive elements.

3. Q: What type of surface finishes are available for SS316 hex bolts, and how do they impact performance?
A: We offer various surface treatments such as passivation, anti-locking oil coatings, and blue wax coatings. These treatments enhance corrosion resistance, functionality, and appearance.

4. Q: Do you offer a warranty for your SS316 hex bolts?
A: We stand behind the quality of our products. Contact our customer service team for information on warranties and product guarantees.

5. Q: What specific measures are implemented during the manufacturing process to uphold the highest standards for SS316 hex bolts?
A: Our manufacturing process includes meticulous material inspections, dimensional checks, and mechanical property testing to guarantee the quality and performance of every SS316 hex bolt.

Quality control of A2-70 Hex Bolt:

Control MethodDetail
Material Inspection:Verify the material's composition, heat treatment, and quality upon receipt. Conduct metallurgical analysis to ensure the material properties meet the standards.
Process Control:Implement strict process control measures for heat treatment, machining, threading, and any other manufacturing steps. Maintain consistent process parameters to ensure uniform quality.
Inspection Points:Introduce inspection points at various stages of manufacturing to check for defects, dimensions, and quality. Inspect threading, dimensions, surface finish, and other critical parameters.
Sampling and Testing:Regularly sample products for testing, such as tensile testing, hardness testing, and metallurgical analysis, to ensure they meet the required specifications.
Thread Inspection:Thoroughly inspect threading using proper thread gauges to ensure accurate dimensions and fit with mating components.
Traceability:Implement a traceability system to track each fasteners journey from raw material to final product. This aids in accountability and recalls if necessary.