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Help CenterONTON T30N Steel Underground Rock Bolt
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ONTON T30N steel underground rock bolt
ONTON T30N steel underground rock bolt
- Self drilling Anchor
- R /T thread
- Customized
- Simultaneous Drill and Grout Installation
- Combines both operations into a single construction cycle, enabling high rates of production
- Fully Threaded Rod Sections
- Continuous thread ensures that rods can be cut and coupled at any point
- No Casing Required
- Can be installed into loose or collapsing soils without the need for a temporary casing to support the borehole
- It's widely used in many projects of the subway, high-speed rail ,railways, Soil Nails, Micropiles ,highways and hydropower stations, with good popularity and quality
T30N |
Outside diameter ( mm) |
Average internal diameter ( mm) |
Aver.cross sectional area (mm2) |
Ultimate load capacity ( KN ) |
Yield load capacity ( KN ) |
Average tensile strength Rm ( N/ mm2 ) |
Average yield strength Rp0,2 ( N/ mm2 ) |
Weight (kg/m)
|
30 |
11 |
410 |
320 |
260 |
780 |
650 |
3.2 |
|
We can supply products according to your requirements | ||||||||
- SDA (IBO) is a kind of safety product.
- Safe products is the most important thing of engineering safety.
- We only produce safe products.
- Security is not just lip service , SGS report ...
- Established in the early 1990s
- The first and best manufacturer of SDA ( Self-drilling Anchor Rock Bolt ) in China
- ONTON Techology Co., Ltd. is the main compiling units of the standard named "Technical Terms of Hollow Anchor Bolts"
- We participate in the ministry of railways Self-drilling Anchor Rock Bolt standards and almost all of the high-speed railway construction in china
- OEM accepted >>" href="https://img13.fr-trading.com/company_profile.html" target="_blank">>>>
CE ISO9001 TÜV Rheinland SGS
check it>>> check it>>> check it>>> check it>>>
Custom process:
Generally: 50 pcs anchor rock bolt / bunndle,outer with woven bags or as requirement
- If you have any question of Steel Hollow Core Bar , please feel free to contact
- Jone Tel: 86-028-87678353
FAQ for Steel Hollow Core Bar
1,What is SDA?
Self-Drilling Anchor
2,The application of the SDA?
Mine,tunnel,slope,foundation pit
3,What is our transportation way?
By sea,by air,by land
Send Inquiry to This Supplier
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