D40 stress bar

D40 PSB830 Full Thread Bar

40-830
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D40mm Grade 830 Full Thread Bar

Yidao full thread bar/bolt is hot rolled continuous thread along its entire, bar max length 12meter and can cut short or lengthened with couplers at any location.
Yidao thread bar/ bolt with high tensile strength, full diameters 15/20/25/28/32/36/40/50/63.5/75mm, full steel grade  500/630, 670/800, 830/1030, 930/1080, 1080/1230MPA etc.
 
 
Dimesions of Thread bar/bolt
yidao thread baryidao bar
Dia [mm]dh [mm]dv  [mm]h[mm]b[mm]l[mm]
4040±0.540 +0.4/-1.22.5820
 
Yield strengthmin 830MPA(1043KN)
Tensile strength  min 1030MPA(1295KN)
Elongation,5d[A%] min 7
Weight[KG/M]10.34
Cross Section Area,A [mm2]1257
 

Accessories: hex nut, flat plate, domed nut, domed plate, couplers, centralizer, wire mesh etc.

Surface: black, zinc plate, hot galvanized, epoxy coated available.

Applications: Mining, Tunnels, Slopes support, rock bolt, ground anchor etc.

bolt soil nail