NINGBO YONGBIAO FASTENER CO.,LTD
| Payment Terms | T/T |
| Supply Ability | 500tons/month |
| Delivery Time | 7-25days |
| Packaging Details | Carton Box/Pallet/Customized |
| Trade Term | EXW/FOB/CIF/DDP/DDU |
| Material | Stainless Steel |
| Head Height | 0.125 inch |
| Sample | Accept |
| Transport Package | Plastic Bags and Cartons |
| Strength | 8.8Grade |
| Product Grade | A |
| Port | NINGBO or SHANGHAI |
| Tolerance | 24-48H |
| Brand Name | YongBiao |
| Model Number | Hex Bolt |
| Certification | ISO9001/16949 |
| Place of Origin | ZheJiang,China |
View Detail Information
Explore similar products
1 Inch Hex Head Bolt Customized Full Thread Hexagon Bolts M6
Half Threads Metric Hex Flange Bolts M3 - M36 Coarse Thread Bolt For Machinery
M3 - M36 Hex Head Bolt Half Threads Metric Flange Head Bolts
Grade 10.9 Hex Flange Head Bolt , Automotive Hex Bolt With Washer
Product Specification
| Payment Terms | T/T | Supply Ability | 500tons/month |
| Delivery Time | 7-25days | Packaging Details | Carton Box/Pallet/Customized |
| Trade Term | EXW/FOB/CIF/DDP/DDU | Material | Stainless Steel |
| Head Height | 0.125 inch | Sample | Accept |
| Transport Package | Plastic Bags and Cartons | Strength | 8.8Grade |
| Product Grade | A | Port | NINGBO or SHANGHAI |
| Tolerance | 24-48H | Brand Name | YongBiao |
| Model Number | Hex Bolt | Certification | ISO9001/16949 |
| Place of Origin | ZheJiang,China |
GB5783 Class8.8 Zinc Galvanized Hex Head Bolt For Machinery
1.Products Details:
Hexagon head galvanized bolts are a type of fastener with a six-sided (hexagonal) head, designed for secure and reliable joining of components in various applications. They undergo a galvanization process—coating with a layer of zinc—to enhance their durability and resistance to environmental factors.
2.Key Features:
- Hexagonal Head Design:
Allows easy tightening and loosening using standard wrenches or sockets, ensuring efficient installation and maintenance.
- Galvanized Coating:
The zinc layer acts as a protective barrier, significantly improving corrosion resistance, making them suitable for outdoor, humid, or industrial environments where exposure to moisture, chemicals, or weathering is common.
- High Strength:
Typically made from carbon steel (e.g., 8.8 grade) or alloy steel, providing strong clamping force for structural and mechanical connections.
- Versatility:
Widely used in construction, automotive, machinery, electrical equipment, and infrastructure projects due to their compatibility with nuts and various materials (metal, wood, etc.).
- Cost-Effective Protection:
Galvanization offers long-term corrosion resistance at a relatively low cost compared to other protective treatments like stainless steel.
3.Technical Parameters of Hex Bolt with lock and plain washer
| d | M3 | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | (M22) | M24 | |||
| P | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | |||
| a | MAX | 1.5 | 2.1 | 2.4 | 3 | 3.75 | 4.5 | 5.25 | 6 | 6 | 7.5 | 7.5 | 7.5 | 9 | ||
| MIN | - | - | - | - | - | - | - | 2 | - | 2.5 | - | 2.5 | - | |||
| c | MAX | 0.4 | 0.4 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | ||
| MIN | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | |||
| da | MAX | 3.6 | 4.7 | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | 20.2 | 22.4 | 24.4 | 26.4 | ||
| dw | Grade A | MIN | 4.6 | 5.9 | 6.9 | 8.9 | 11.6 | 14.6 | 16.6 | 19.6 | 22.5 | 25.3 | 28.2 | 31.7 | 33.6 | |
| Grade B | MIN | - | - | 6.7 | 8.7 | 11.4 | 14.4 | 16.4 | 19.2 | 22 | 24.8 | 27.7 | 31.4 | 33.2 | ||
| e | Grade A | MIN | 6.07 | 7.66 | 8.79 | 11.05 | 14.38 | 17.77 | 20.03 | 23.35 | 26.75 | 30.14 | 33.53 | 37.72 | 39.98 | |
| Grade B | MIN | - | - | 8.63 | 10.89 | 14.2 | 17.59 | 19.85 | 22.78 | 26.17 | 29.56 | 32.95 | 37.29 | 39.55 | ||
| k | d | 2 | 2.8 | 3.5 | 4 | 5.3 | 6.4 | 7.5 | 8.8 | 10 | 11.5 | 12.5 | 14 | 15 | ||
| Grade A | MIN | 1.88 | 2.68 | 3.35 | 3.85 | 5.15 | 6.22 | 7.32 | 8.62 | 9.82 | 11.28 | 12.28 | 13.78 | 14.78 | ||
| MAX | 2.12 | 2.92 | 3.65 | 4.15 | 5.45 | 6.58 | 7.68 | 8.98 | 10.18 | 11.72 | 12.72 | 14.22 | 15.22 | |||
| Grade B | MIN | - | - | 3.26 | 3.76 | 5.06 | 6.11 | 7.21 | 8.51 | 9.71 | 11.15 | 12.15 | 13.65 | 14.65 | ||
| MAX | - | - | 3.74 | 4.24 | 5.54 | 6.69 | 7.79 | 9.09 | 10.29 | 11.85 | 12.85 | 14.35 | 15.35 | |||
| k1 | Grade A | MIN | 1.3 | 1.9 | 2.35 | 2.7 | 3.6 | 4.35 | 5.12 | 6 | 6.9 | 7.9 | 8.6 | 9.6 | 10.35 | |
| Grade B | MIN | - | - | 2.28 | 2.63 | 3.54 | 4.28 | 5.05 | 6 | 6.8 | 7.8 | 8.5 | 9.5 | 10.3 | ||
| r | MIN | 0.1 | 0.2 | 0.2 | 0.25 | 0.4 | 0.4 | 0.6 | 0.6 | 0.6 | 0.6 | 0.8 | 1 | 0.8 | ||
| s | MAX | 5.5 | 7 | 8 | 10 | 13 | 16 | 18 | 21 | 24 | 27 | 30 | 34 | 36 | ||
| Grade A | MIN | 5.32 | 6.78 | 7.78 | 9.78 | 12.73 | 15.73 | 17.73 | 20.67 | 23.67 | 26.67 | 29.67 | 33.38 | 35.38 | ||
| MIN | - | - | 7.64 | 9.64 | 12.57 | 15.57 | 17.57 | 20.16 | 23.16 | 26.76 | 29.16 | 33 | 35 | |||
4.Certificate Display
5.Production Process
6.Packaging and shipping Details
Company Details
Business Type:
Manufacturer,Exporter,Trading Company
Year Established:
2012
Total Annual:
5000000-6000000
Employee Number:
45~53
Ecer Certification：
Verified Supplier
Ningbo Yongbiao Fastener Manufacturing Co., Ltd. is located in Ningbo, the second largest port city in China. The factory is 50 kilometers away from Ningbo Port and can reach the sea freight warehouse in one hour, with very fast logistics. The company was founded in 2012 and after years of hard work... Ningbo Yongbiao Fastener Manufacturing Co., Ltd. is located in Ningbo, the second largest port city in China. The factory is 50 kilometers away from Ningbo Port and can reach the sea freight warehouse in one hour, with very fast logistics. The company was founded in 2012 and after years of hard work...
Get in touch with us
Leave a Message, we will call you back quickly!