R38n Self Drilling Anchor Bolt - China
price: 30.00 Dollar US$
R38N self drilling anchor bolt Product Despcription
During the construction of undergroud works, it is very common to encounter soft rock, fractured zone and large deformation due to high ground stress.
In the case of serious collapsing, extra-long anchor is needed instead of ordinary one.
Maxdrill self-drilling anchor embodies drilling, grouting and anchoring as a whole.
Widely used as an efficient anchoring means, in tunnel pre-support, slope, coast, mine, water conservancy projects, building foundation, roadbed reinforcement and geological diseases treatment such as landslip, crack, sink age.
It's irreplaceable in narrow construction environment.
Outer side diameter Average internal diameter Effective external diameter Aver.
eff.
Cross sectional area Ultimate load capacity Yield load capacity Average tensile strength Rm Average yield strength Rp0.2 Theorical weight Thread type
mm mm mm mm² KN KN N/mm² N/mm² KG/m
R25N 25 14 23 244 210 150 805 660 2.4 ISO10208
R32N 32 18.5 29.1 396 280 230 720 560 3.4
R32S 32 15 29.1 488 360 280 740 570 4.1
R38N 38 19 35.7 717 500 400 700 540 6.5
R51L 51 36 47.8 776 550 450 690 580 7.8
R51N 51 33 47.8 939 800 630 840 670 9.8 ISO1720
T76N 76 51 76 1835 1600 1200 880 660 15.0
T76S 76 45 76 2400 1900 1500 790 630 19.7
T30/11 30 11 30 260 320 3.2 T40/16 40 16 40 425 540 5.5
Anchor plate 120mm*120mm*6mm 150mm*150mm*8mm 200mm*200mm*10mm
Anchor nut SW41*H35 SW46*H45 SW65*H55
Coupling D35*L150 D41*L160 D55*L170 D64*L120
Drill Bit According to different condition, choose alloy, steel Bit, custom design is available.
Company Contact:
- Posted By: Maxdrill Rock Tools Co.,Ltd
- Phone: 18827676946
- Address: 9/F, Fuzhong International Plaza, No.72 XinHua Road, Nanming District,, Guiyang , Guizhou , China
- Email:
Published date: June 12, 2020
- Business Description: Maxdrill Rock Tools Company is a professional drilling tools manufacturer and supplier based in China.
We provide a wide variety of drilling tools and anchor tools, such as top hammer drilling tools, down the hole drilling tools, rock anchors, taphole and quarry drilling tools, and more.
We make our products with a high quality alloy, so they are strong and reliable.
This is why they are widely used in slope anchor, tunnel excavation, mine exploration, and other similar projects.
Quality drilling tools is of great importance in rock mining.
Since our establishment in 2005, we have focused on developing and producing high quality drilling tools and anchor tools
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