factory customized Thread Coupling Sleeve - Self Drilling Anchor Bar – TDS

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We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our administration ideal for Hdd Drill Rod, China Crawler Drilling Machine Suppliers, Dth Drilling Bits, Striving hard to attain continual success based on quality, reliability, integrity, and complete understanding of market dynamics.

factory customized Thread Coupling Sleeve - Self Drilling Anchor Bar – TDS Detail:

Advantages and Characteristics as below:

1. No casings required, because anchor bars can be drilled into loose soils without needing casings to support the boreholes.

2. Fast drilling and installation, because drilling, installation and grouting are in a single operation.

3. Both rope threads and trapezoid threads are robust and ideal for rotary-percussive drilling and ensuring a high level of bond with the borehole gout.

4. The hollow core not only serves for flushing during drilling, but also for grouting after drilling.

5. Continuous threads ensure the bars can be cut and coupled at any point, or extended.

6. Different anchor bits are available for different ground conditions.

R thread anchor bar or called rock bolt, soil nail, which is a kind of threaded hollow bar, bar surface with an rope thread according to ISO 10208 & 1720. It was firstly invented by MAI on 1960S to solve the low construction speed on complicated underground works, nowadays; it is very popular all around the world.

Size	O.D(mm)	I.D(mm)	Ultimate Load(KN)	Yield Load(KN)	Weight(kg/M)
R25N-14	25.0	14.0	200	150	2.3
R32L-22	32.0	22.0	210	160	2.8
R32N-21	32.0	21.0	280	230	2.9
R32N-18.5	32.0	18.5	280	230	3.4
R32S-17.5	32.0	17.5	360	280	3.5
R32S-15	32.0	15	360	280	4.1
R38N-21	38.0	21.0	500	400	4.8
R38N-19	38.0	19.0	500	400	5.5
R51L-38	51.0	38.0	550	450	6.0
R51L-36	51.0	36.0	550	450	7.6
R51N-36	51.0	36.0	800	630	7.6
R51N-33	51.0	33.0	800	630	8.4
Steel grade		Acc. to EN10083-1
Thread direction		Left hand
Thread standard		ISO 10208 / ISO1720

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We have been proud from the higher consumer gratification and wide acceptance due to our persistent pursuit of high quality both on product or service and service for factory customized Thread Coupling Sleeve - Self Drilling Anchor Bar – TDS , The product will supply to all over the world, such as: French, Pakistan, El Salvador, Our company is an international supplier on this kind of merchandise. We supply an amazing selection of high-quality merchandise. Our goal is to delight you with our distinctive collection of mindful items while providing value and excellent service. Our mission is simple: To supply the best items and service to our customers at the lowest prices possible.

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The enterprise has a strong capital and competitive power, product is sufficient, reliable, so we have no worries on cooperating with them.

By Princess from Oman - 2018.12.25 12:43

With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.

By Sophia from Peru - 2018.05.22 12:13

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