Cheap Price 1-6m Seamless Hollow Anchor Bar Q235 Self Drilling Bolt Q345
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...-pressure air-water channel and grouting channel. Compared with the solid rod body, the hollow rod body design can obtain better rigidity and shear strength. The outer surface of the bolt has a standard large-pitch thread ......
Shandong Xiangtong Huiyuan Metal Materials Co., Ltd.
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25mm-130mm Diameter Self Drilling Anchor Bolt Hollow Anchor Bar Anchor Rods for Mining
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... drill bit that can perform drilling, anchoring and grouting in a single operation. The hollow bar allows air and water to freely pass through the bar during drilling to remove debris and then allow grout to be injected immediately after drilling is...
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
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High Strength Full ASTM Precision Hollow Rock Bolts Threaded Steel Self Drilling Anchor Bolt Hollow Anchor/Hollow Anchor Bar Anchor Rods
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Product Description Zhengde The hollow anchor consists of five parts: hollow drill pipe, plastic drill bit, grout stopper, backing plate, and nut. The drill bit is made of engineering plastic and is equipped with slurry holes and dust removal. Application ......
Shandong Zhengde Metal Manufacturing Co., Ltd
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Full Threaded Steel Self Drilling Rock Bolt / Hollow Anchor Bar High Performance
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... bolt / hollow anchor bar / anchor rods The Self Drilling Anchor system is comprised of a hollow threaded anchor bar with a sacrificial drill bit that performs drilling, anchoring and grouting in a single operation. Self drilling anchor system is mainly......
Shanghai Summery Industrial Machine Co. , Ltd.
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Full Threaded Steel Self Drilling Rock Bolts Hollow Anchor Bar
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Hollow Steel Anchor R51 Self Drilling Anchor Bolts Soil Nailing Roof Support Rock Anchor Bolt The Self Drilling Anchor (SDA) system is a bolting solution for difficult ground and rock conditions. The system enables drilling and grouting in one operation, making much saving in jobsite and project time. Which is comprised of a hollow threaded anchor bar with a sacrificial drill bit that performs drilling, anchoring......
KSQ Technologies (Beijing) Co. Ltd
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Seamless Hollow Metal Bar Chrome Plated Piston Rod And Chrome Plated Shaft
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Seamless Hollow Metal Bar Chrome Plated Piston Rod And Shaft seamless hollow rod Detailed Product Description 1. Material: 42CrMo4, 40Cr, CK45,ST52, 20MnV6 2. Complete manufactured equipment 3. Tensile strength: Not less than 610 N/MM2 4. Yield strength......
Jiangsu New Heyi Machinery Co., Ltd
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High Quality High Strength Full Threaded Steel Self Drilling Anchor Bolt Hollow Anchor/Hollow Anchor Bar / Anchor Rods for Mining Industry
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Product Description Product Description Zhengde The hollow anchor consists of five parts: hollow drill pipe, plastic drill bit, grout stopper, backing plate, and nut. The drill bit is made of engineering plastic and is equipped with slurry holes and dust ......
SHANDONG ZHENGDEMETAL MANUFACTURING CO.,LTD.
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32mm Tensile Load 280kN Hollow R32N/20 Self Drilling Anchor Bar
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...manufacturer and exporter of self-drilling anchors in Asia, SupAnchor® self drilling anchor system is a bolting solution for difficult ground and rock conditions. The system enables drilling and grouting in one operation, making much saving in jobsite and...
Supanchor Rock Reinforcement Co., Ltd.
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Self Drilling Hollow Anchor Bolt
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... features a hollow bore for flushing, or simultaneous drilling and grouting. The anchor bar are cold rolled to form standard thread profile. It's available in different dimensions from R25 to T130. The detailed specification of self drilling anchor bolt is...
ROSCHEN GROUP
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R51N Ground Tunnelling Mining Rock Bolts Fasteners Hollow Threaded Bar
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...Anchor Bolts Fasteners Hollow Threaded Bar Specifications of our R51N/36 Casting drill bit: Outer Diameter:51mm Inner Diameter:36mm Utimate Load:800KN Yield load:630KN Weight:7.6kg/meter Casting Drill bit for Mining Rock Bolts Ground Tunnelling Other specification of hollow anchor bar......
HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
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