Post tensioning rock bolt

System Description:

The rock bolt for the prestressing of concrete manufactured by our company is a high tensile alloy steel bar which features a coarse right-hand thread over its full length and avarlable in two standard lengths, namely 9m and 12m,yet,special length is negotiable based on user’s demand subject to the maximum length of 18m..

The outline dimensions of the screw thread steel bars for the prestressing of .concrete manufactured by us accord with the regulation for the outline and dimension of screw thread steel bars for the prestressing of concrete provided by Highway LAYOUT Design Institute under the Ministry of Communication. And also according the user’s outline dimension to produced the screw thread steel bars.

Dimension Details

Related information:

bb bar, rock bar, rock bolt, pc bar, screw thread steel bar

Product: Steel rebar for construction

For many years, we have dedicated in steel production and exporting conscientiously. Steel rebar and screw threaded steelbar are always our flag products. And below are the specification details of steel rebar we offering:

Standard	Grade	Yield Strength Mpa	Tensile Strength Mpa	Elongation%
BS4449:1997	250	250	295	22
	460A	460	485	12
	460B	460	500	15
GB1499.2-2007	HRB335/335E	335	455	17
	HRB400/400E	400	540	17
	HRB500/500E	500	630	16
ASTM A615	Grade40	280	420	12
	Grade60	420	620	9
	Grade75	520	690	7
JIS G3112-2004	SD295A	≥295	440-600	17
	SD295B	295-390	≥440	17
	SD345	345-440	≥490	19
	SD390	390-510	560	17
	SD490	490-625	≥620	13

Diameter(mm)	Φ6 ,Φ8,Φ10,Φ12,Φ13,Φ14,Φ16,Φ18, Φ20,Φ22,Φ25,Φ28,Φ32,Φ36,Φ40,Φ50
Length(m)	Unfolded / Straight Bundles weighing up to 2 Metric Tons  lengths ranging 12 Meters or customized
	U Shaped folded Bundles up to 2 Metric Tons  lengths ranging 12 Meters
	Rounded Coils up to 2 Metric Ton  Coils for Bending / Cutting Machine use.
Surface finished	Screw-thread
	Epoxy coating
	Galvanized coating
Production facility	Imports of production equipment from Italy
Production capacity	90,000 MT/month
Payment term	T/T or 100% L/C at sight
Package	By bundles. One bundle about 2-3tons. Standard seaworthy package.

Our website: www.boxingwww.com

             www.sjtrockbar.com

             shengjintai.en.alibaba.com