D20mm all thread bolt
20-500
Yidao thread bar is hot rolled continuous thread along its entire, so it is easily cut short or lengthened with couplers at any location. B500 is left hand threaded type.
Quantity:
D20mm all thread bolt
Yidao all thread bolt is hot rolled continuous threaded bar along its entire length, so it is easily cut short or lengthened with couplers at any location.
B500 is left hand threaded type special for rock bolts system, or higher steel grade PSB830/1030, PSB930/1080,PSB1080/1230 right thread type all thread bolt.
Dimesions & Mechanical Properties
Dia [mm] | dh [mm] | dv [mm] | h [mm] | b [mm] | l [mm] |
20 | 19.5 ±04 | 19.1 ±0.4 | 1.3 ±0.2 | 4.8 | 10 |
Yield strength | min500MPA(157KN) | |
Tensile strength | min630MPA(198KN) | |
Elongation,5d[A%] | min10 | |
Weight[KG/M] | 2.47 | |
Cross Section Area,A [mm2] | 314 | |
All thread bolt Accessories: hex nut, flat plate, domed nut, domed plate, couplers, centralizer, wire mesh etc.
All thread bolt Surface: black, zinc plate, hot galvanized, epoxy coated available.
Applications: Mining support, Tunnels,Slopes support
Company Profile
Handan Yidao Metal Products,Co.,Ltd, a leading manufacturer & exporter on full threaded bar system.We have professional engineer to develop OEM business or customer's design. Implementing strict QC inspection from material to finished products for each order shipment.
* Full Diameter 15/20/25/28/32/36/40/50/63.5/75mm, thousand tons stock and delivery fast.
* Full grade 60/75/100/150, 120ksi, 150ksi, yield strength 500/670/800/830/930/1080/1200MPA etc.
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