Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
Supply Ability | 9000000 KG Per month |
Delivery Time | 10 Days Production |
Packaging Details | Carton / Wooden Box or Based on Customers |
Name | T30 Self Drilling Anchor Bolt |
Capacity | 220/180KN |
Type | Anchor Bolt, Self Drilling Anchor |
Diameter | 30 |
Length | 1~9m |
Drill Bit Diameter | 30mm |
Brand Name | MIROC Self Drilling Anchor Bolt |
Model Number | Hollow Grounted Anchor |
Certification | GB / API |
Place of Origin | ShanDong China(Mainland) |
View Detail Information
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Product Specification
Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 9000000 KG Per month |
Delivery Time | 10 Days Production | Packaging Details | Carton / Wooden Box or Based on Customers |
Name | T30 Self Drilling Anchor Bolt | Capacity | 220/180KN |
Type | Anchor Bolt, Self Drilling Anchor | Diameter | 30 |
Length | 1~9m | Drill Bit Diameter | 30mm |
Brand Name | MIROC Self Drilling Anchor Bolt | Model Number | Hollow Grounted Anchor |
Certification | GB / API | Place of Origin | ShanDong China(Mainland) |
High Light | GB self drilling hollow bar ,t30 self drilling hollow bar ,API self drilling hollow bar |
220/180KN Left Thread T30/16 Self Drilling Hollow Bar For Ground Engineering
Hollow Bar System consists of fully threaded steel bar sections, couplers, nuts and drill bits. It can be drilled and grouted into loose or collapsible soil without a casing. The bar sections feature a hollow center that allows for a simultaneous drilling and grouting operation.
Hollow Bar serves as a drill rod. It is fitted with a lost drill bit at the front that can be adapted to different ground conditions. After each single bar section of 1 to 6m, the subsequent bar is coupled to the previously installed section.
During drilling, cement grout is injected into the hollow core of the bar using an injection adapter that is mounted on the drill rig. The cement grout exits at the bottom end through openings in the drill bit. The injected grout initially serves as slurry to stabilize the borehole and ensures the efficient flushing of the drill spoils. Once the grout reached strength it bonds the bar to the ground.
Once the required installation depth has been reached, the hollow bar serves as a steel tendon and can carry out its function as a soil nail, rock bolt or pile upon the grout reaching its required strength.
Anchor bolt
Anchor bolt means a rod that transfers the structures or geotechnical load to a stable rock formations,
it consistsof rod, drill bit,coupling, plate, grouting stopper and nut. It has been widely used in tunnling,
mining,slope stabilization, tunneldiseasestreatment and roof supporting of undergroundworks. It is for
loose ground(clay, sand friable etc.) Hollow anchor rod is made of seamless tube with high strength.
Features of Hollow Grouting Anchor Bolt:
Hollow design, implement the grouting tube function, avoid the mortar loss when the traditional grouting
tube pulled out.Grouting full, and can achieve the pressure grouting to improve project quality.
Center is good, mortor can wrap the bolt body together, so that it can avoid corrosion to achibe along
term supporting purposes.
Easy installation, without onsite processing of threads. It can be easily installed an plate, nut.
Selt-Drilling Anchor Bolt Description
It may bodies drilling, grouting and anchoring as a whole.
It has a wide specifications. Diameter:25-130mm.
Qucik and easy construction, high efficiency.
Used invious surrounding rocks.
Anchor Bolt
T-Thread Anchor Bolt Technial Data
Bar Type | Outside Diameter (mm) | Inside Diameter (mm) | Cross section (mm2) | Ultimate Load KN | Yield Point KN | Weight (kg/m) | Thread Left/ Right Hand |
30/11 | 30 | 11 | 446 | 320 | 260 | 3.3 | Lift or right |
30/14 | 30 | 14 | 395 | 260 | 220 | 2.9 | Lift or right |
30/16 | 30 | 16 | 382 | 220 | 180 | 2.7 | Lift or right |
40/16 | 40 | 16 | 879 | 660 | 525 | 7.0 | Lift or right |
40/20 | 40 | 20 | 726 | 539 | 430 | 5.6 | Lift or right |
52/26 | 52 | 26 | 1337 | 929 | 730 | 10.0 | Lift or right |
73/53 | 73 | 53 | 1160 | 1630 | 970 | 12.3 | Lift or right |
73/56 | 73 | 56 | 1094 | 1414 | 785 | 11.1 | Lift or right |
73/45 | 73 | 45 | 2265 | 1630 | 1180 | 17.8 | Lift or right |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2009
Total Annual:
3000000-5000000
Employee Number:
50~100
Ecer Certification:
Verified Supplier
KSQ Technologies (Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods, specially designed/engineered equipment, and services from China. The company caters to medium to large scale clients who are doing projects and capit... KSQ Technologies (Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods, specially designed/engineered equipment, and services from China. The company caters to medium to large scale clients who are doing projects and capit...
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