Haihao Group Supplies Grade 8.8 Bolts and Nuts to Russia for Industrial Equipment Projects
Haihao Group recently completed the production and shipment of a large batch of Grade 8.8 metric bolts and nuts for a customer in Russia. The order included multiple specifications of industrial fasteners ranging from M8 to M30, designed for heavy-duty machinery, steel structures, pipeline systems, and industrial equipment assembly.
With strict dimensional control, stable mechanical performance, and reliable threading accuracy, these fastening products fully met the customer’s technical requirements for industrial installation and long-term service.
Shipment Overview
The shipment mainly included high-strength hex bolts and nuts in various metric sizes and thread pitches.
| Product | Specification | Strength Grade | Thread Pitch | Application |
| Hex Bolt | M8 × 1.25 × 35 mm | 8.8 | 1.25 | Industrial Equipment |
| Hex Bolt | M12 × 1.75 × 80 mm | 8.8 | 1.75 | Steel Structure |
| Hex Bolt | M16 × 2.0 × 140 mm | 8.8 | 2.0 | Mechanical Assembly |
| Hex Bolt | M20 × 2.5 × 150 mm | 8.8 | 2.5 | Heavy-Duty Connection |
| Hex Nut | M24 × 3.0 | 8.8 | 3.0 | Industrial Fastening |
| Hex Nut | M30 × 3.0 | 8.8 | 3.0 | Heavy Equipment |

Grade 8.8 metric bolts and nuts
Grade 8.8 Metric Bolts for Reliable Industrial Connections
The core products in this shipment were Grade 8.8 metric bolts and nuts, widely used in industrial projects that require high tensile strength and secure fastening performance.
Advantages of Grade 8.8 Bolts
- High tensile strength
- Excellent load-bearing capacity
- Stable mechanical properties
- Good durability under vibration
- Reliable fastening performance
The high tensile strength hex bolts Grade 8.8 supplied by Haihao Group are suitable for:
- Pipeline systems
- Mechanical equipment
- Structural steel projects
- Energy facilities
- Industrial machinery
Wide Range of Metric Bolt Sizes Available
This shipment covered a broad range of metric fastener specifications, including:
- M8 bolts and nuts
- M10 bolts and nuts
- M12 bolts and nuts
- M14 bolts and nuts
- M16 bolts and nuts
- M18 bolts and nuts
- M20 bolts and nuts
- M22 bolts and nuts
- M24 bolts and nuts
- M27 bolts and nuts
- M30 nuts
Different thread pitches and bolt lengths were produced according to project installation requirements.
The metric hex bolt Grade 8.8 supplier solutions from Haihao Group support both standard and customized industrial applications.
Strict Quality Control During Manufacturing
To ensure reliable performance, Haihao Group implemented strict inspection procedures throughout production.
Quality Inspection Included
- Raw material inspection
- Thread accuracy testing
- Dimension verification
- Mechanical property testing
- Surface inspection
- Packaging inspection
All products were manufactured with stable dimensional tolerances to ensure smooth installation and reliable matching between bolts and nuts.
Industrial Applications of High-Strength Fasteners
The Grade 8.8 industrial bolts and nuts supplied to Russia are commonly used in:
- Oil & gas equipment
- Steel structure assembly
- Pipeline support systems
- Industrial machinery
- Construction engineering
- Mechanical maintenance projects
Their reliable mechanical performance makes them ideal for demanding industrial environments.
Safe Packaging and Export Logistics
To protect the products during international transportation, Haihao Group applied export-standard packaging methods.
Packaging Features
- Moisture-proof packaging
- Organized size classification
- Reinforced export cartons
- Clear product marking
- Anti-rust protection
These measures help ensure the fasteners arrive safely and maintain excellent condition during long-distance shipment to Russia.
Why Global Customers Choose Haihao Group
Haihao Group provides a complete range of:
- Industrial bolts
- Hex nuts
- Stud bolts
- Pipe fittings
- Flanges
- Steel pipes
- Customized industrial fasteners
Our Advantages
- Extensive export experience
- Stable product quality
- Fast production capability
- Customized manufacturing support
- Strict quality management
- Professional international service
We continue to supply industrial fastening products and pipeline materials to customers worldwide.
Technical Summary
| Project Item | Details |
| Destination | Russia |
| Main Products | Metric Bolts & Nuts |
| Strength Grade | 8.8 |
| Bolt Sizes | M8 – M27 |
| Nut Sizes | M8 – M30 |
| Applications | Industrial Equipment & Steel Structures |
Contact Haihao Group for Industrial Fastener Solutions
If your project requires:
- Grade 8.8 metric bolts and nuts
- High tensile strength hex bolts Grade 8.8
- Industrial fastening products
- Customized metric fasteners
- Heavy-duty industrial bolts
Haihao Group can provide reliable manufacturing and export solutions tailored to your technical requirements.
Our team is ready to support your project with professional service and fast quotations.
