Full Threaded Reinforcing Bar Rock Bolt 20-75mm Diameter PSB500-PSB1200 for Mine Roadway Support
Full Threaded Reinforcing Bar Rock Bolt Thread Steel Rebar Soil Nail is a precision-engineered geotechnical anchoring system designed for mine roadway support and slope stabilization applications.
The system consists of precision rolled threaded bar, connector, hexagonal nut, and flat plate, featuring high strength and flexible structure for diverse applications including soil nails, anchors, mini-piles, slope support, embankment reinforcement, landslide management, and foundation uplift control.
Standard diameters: 20mm, 25mm, 32mm. Custom specifications available including 28mm, 34mm, and other sizes.
Available in multiple strength grades: PSB500, PSB830, PSB930, PSB1080, and PSB1200 MPa.
| Product Specification | Local Coating Thickness (μm) | Mean Coating Thickness (μm) | Max. Coating Thickness (μm) |
|---|---|---|---|
| Threaded Rods | 70-200 | 85 | 200 |
| Diameter (mm) | PSB500 | PSB830 | PSB930 | PSB1080 |
|---|---|---|---|---|
| 15 | KTB15-Q500 | KTB15-Q830 | KTB15-Q930 | |
| 20 | KTB20-Q500 | KTB20-Q830 | KTB20-Q930 | |
| 25 | KTB25-Q500 | KTB25-Q830 | KTB25-Q930 | |
| 32 | KTB32-Q500 | KTB32-Q830 | KTB32-Q930 | |
| 36 | KTB36-Q500 | KTB36-Q830 | KTB36-Q930 | |
| 40 | KTB40-Q500 | KTB40-Q830 | KTB40-Q930 | |
| 50 | KTB50-Q500 | KTB50-Q830 | KTB50-Q930 | |
| 60 | KTB60-Q500 | KTB60-Q830 | KTB60-Q930 | |
| 65 | KTB65-Q500 | KTB65-Q830 | KTB65-Q930 | |
| 75 | KTB75-Q500 | KTB75-Q830 | KTB75-Q930 |
Suitable for temporary support in non-corrosive environments. The anchoring section is protected by cement grout.
Designed for semi-permanent and permanent support in corrosive environments. Features corrugated pipe, end cap, cement grout protection for anchorage section, and smooth plastic pipe for free section.
Used for temporary support in corrosive environments and semi-permanent support in non-corrosive environments. Anchorage section protected by cement grout, free section protected by smooth plastic pipe.
Kelleg is a market-oriented enterprise integrating R&D, design, procurement, sales, and customer service. Specializing in geotechnical anchoring, we provide comprehensive solutions including system design, product supply, and technical support through our professional teams.
- Sales team responds within 24 hours (holidays excluded)
- Technical support available at any time
- Free replacement provided for confirmed quality-related failures
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.