1.Product Specifications
| Size | Thickness | Across Corners | Across Flats |
| M8 | 6.8 mm | 14.4 mm | 13 mm |
| M10 | 8.4 mm | 17.8 mm | 16 mm |
| M12 | 10.8 mm | 20 mm | 18 mm |
| M14 | 12.8 mm | 23.4 mm | 21 mm |
| M16 | 14.8 mm | 26.8 mm | 24 mm |
| M18 | 15.8 mm | 29.6 mm | 27 mm |
| M20 | 18 mm | 33 mm | 30 mm |
| M22 | 19.4 mm | 37.3 mm | 34 mm |
| M24 | 21.5 mm | 39.6 mm | 36 mm |
| M27 | 23.8 mm | 45.2 mm | 41 mm |
| M30 | 25.6 mm | 50.9 mm | 46 mm |
| M33 | 28.7 mm | 55.4 mm | 50 mm |
| M36 | 31 mm | 60.8 mm | 55 mm |
| M39 | 33.4 mm | 66 mm | 60 mm |
| M42 | 34 mm | 72.3 mm | 65 mm |
| M45 | 36 mm | 79 mm | 70 mm |
| M48 | 38 mm | 82.6 mm | 75 mm |
| M52 | 42 mm | 88 mm | 80 mm |
| M56 | 45 mm | 93.6 mm | 85 mm |
| M60 | 48 mm | 100 mm | 90 mm |
| M64 | 51 mm | 104.9 mm | 95 mm |
| M68 | 54.4 mm | 110.5 mm | 100 mm |
| M72 | 56.6 mm | 116.2 mm | 105 mm |
| M76 | 60.8 mm | 121.8 mm | 110 mm |
| M80 | 64 mm | 127.8 mm | 115 mm |
| M85 | 68 mm | 132.8 mm | 120 mm |
| M90 | 70 mm | 144.1 mm | 130 mm |
| M95 | 76 mm | 149.7 mm | 135 mm |
| M100 | 80 mm | 161 mm | 145 mm |
| M105 | 84 mm | 166.7 mm | 150 mm |
| M110 | 172.3 mm | 93.6 mm | 155 mm |
| M115 | 92 mm | 183.6 mm | 165 mm |
2. Material Options
Typical material choices include:
3. Applications
Mining nuts are used on many types of:
4. Manufacturing and Quality Control
Mining nuts can be made from various materials and through different manufacturing processes. Some of these processes include forging, machining, heat treating and surface treating. Heat treatment and surface treatment can help improve corrosion resistance. Hot forging is also popular for heavy-duty nuts as it can improve strength, toughness and fatigue performance.
Quality control steps can include:
5. Why Should You Buy Our Mining Nuts?
Our mining nuts are used in industrial applications where reliable fastening is critical. Combined with high strength, corrosion resistance and available standards help ensure that your equipment is safe and supported while minimizing loosening risk and maximizing service life.
6. FAQ
Q: What are mining nuts used for?
A: Mining nuts can be used to secure mining equipment, bolts and structural components together.
Q: What sizes are available?
A: Sizes available range from M8-M115. Custom sizes are available upon request.
Q: What materials are these mining nuts made of?
A: The most commonly used materials are 45# carbon steel, 40Cr alloy steel, 35CrMo alloy steel and stainless steel. Other material grades are available upon request.
Q: Can these nuts be made to international standards?
A: Yes, our mining nuts can be made to GB, DIN, ISO, JIS, ANSI standards among many others.
Q: Are these nuts good for underground mining applications?
A: Yes. When using the appropriate materials and surface treatments, these nuts can be used in underground mining applications as well as open-pit mining.
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We deliver complete support for underground reinforcement applications, covering: Mining roof and sidewall support systems Tunnel reinforcement solutions Slope stabilization engineering support Foundation anchoring systems Underground safety structural systems From early-stage project planning to on-site application, we help customers build safer and more stable underground environments.
Wanfeng provides a fully integrated product supply system, enabling customers to source all ground support materials from one supplier: Rock bolt systems (resin / FRP / threaded) Cable bolts & anchoring systems Steel arches & I-steel support systems Wire mesh & reinforcement mesh Plates, nuts, bolts & fastening components Resin & cement anchoring materials Mining tools & consumable accessories Our one-stop supply capability reduces procurement complexity and improves project efficiency.
We ensure stable and reliable product performance through strict manufacturing and quality control systems: Standardized production processes Raw material inspection and control Mechanical performance testing Load-bearing and tensile strength verification Batch consistency inspection Final quality inspection before shipment Every product is engineered to meet demanding underground safety requirements.
We also support customized solutions for different mining and engineering projects: Customized rock bolt specifications Non-standard steel support design Special mesh and reinforcement structures Project-based product configuration OEM / private label cooperation We work closely with global partners to develop tailored solutions for complex underground environments.
With strong export experience, we provide efficient global delivery and supply chain support: International export packaging standards Container loading optimization Multi-region shipping support Fast production scheduling for urgent projects Stable long-term supply agreements We ensure reliable delivery to mining projects across different countries and regions.
We support customers throughout the entire project lifecycle: Technical documentation support Installation guidance assistance Product replacement support Long-term supply continuity Engineering consultation for project expansion Our goal is to build long-term partnerships, not just single transactions.
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