TC drilling bit for hollow threaded anchor bolt
Brand Name:Jinquan
Certification:ISO9001:2008
Model Number:Threaded & Tapered
Minimum Order Quantity:1 Piece
Delivery Time:Within 15 days upon receipt of your 30% deposit
Payment Terms:T/T, Western Union, Paypal, L/C At Sight
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Site Member
Location:
Liaocheng Shandong China
Address:
No.16, Industrial Park, Xihu Town, Yanggu County, Liaocheng City, Shandong Province, China (252311)
Supplier`s last login times:
within 30 hours
Product Details
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Product Details
Self Drilling Grouting Tunnel Left Thread Rock Anchor Bolt
Jinquan's self drilling anchor bolt, including hollow steel anchor
bar, steel drill bit or carbide drill bits, coupling, nut, plate
and stopper etc., is a bolting solution for unstable ground
conditions.
Self drilling anchor bolt, R25N, R32L, R32N, R32S, R38N, R51L,
R51N, T76N, T76S.
1. drilling bar self drill anchor bolt
2. self-drilling grouting
3. use in mine, hard rock, tunnel
4. R&T thread
5. accessories available
6. R25N-T76S
Application:
Tunneling
Soil Nailing
Mining
Slope Stabilization
Hydroelectric Station
Civil Construction
Other underground projects
Welcome to visit our factory in China, and expecting to establish
long terms cooperations with you!
Specification | R25N | R32L | R32N | R32/18.5 | R32S | R32SS | R38N | R38/19 | R51L | R51N | T76N | T76S |
Outside diameter (mm) | 25 | 32 | 32 | 32 | 32 | 32 | 38 | 38 | 51 | 51 | 76 | 76 |
Internal diameter, average(mm) | 14 | 22 | 21 | 18.5 | 17 | 15.5 | 21 | 19 | 36 | 33 | 52 | 45 |
External diameter, effective(mm) | 22.5 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 35.7 | 35.7 | 47.8 | 47.8 | 71 | 71 |
Ultimate load capacity (KN) | 200 | 260 | 280 | 280 | 360 | 405 | 500 | 500 | 550 | 800 | 1600 | 1900 |
Yield load capacity (KN) | 150 | 200 | 230 | 230 | 280 | 350 | 400 | 400 | 450 | 630 | 1200 | 1500 |
Tensile strength, Rm(N/mm2) | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 |
Yield strength, Rp0, 2(N/mm2) | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 |
Weight (Kg/m) | 2.3 | 2.8 | 2.9 | 3.4 | 3.4 | 3.6 | 4.8 | 5.5 | 6.0 | 7.6 | 16.5 | 19.0 |
Thread type (Left-hand) | ISO 10208 | ISO 1720 | MAI T76 standard | |||||||||
Steel grade | EN 10083-1 | |||||||||||
TC drilling bit for hollow threaded anchor bolt
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