l. Cement grade can’t be lower than the 425th. Water than can’t be 0.5 greater than dust.
2.Thick bone grains of foot-path length should exceed steel 2/3 of fibre length.
3.Steel fibrous fibrous volume of steel of concrete should not be less than 0.5.
4.Bar make fibrous concrete of steel cant adopt the sea water among 0.5-2 generally, return the sand, forbid mixing the chlorination salts.
5. Besides above regulation. steel fibrous concrete spend, other friendly materials of steel fiber concrete, should accord with current norm about regulation of raw materials that armored concrete spend.
6.Steel fibrous consistency of concrete can consult similar project fix to ordinary concrete required consistency. The one degree of value of. its slump constant corresponding ordinary concrete requiring value should be small.
7.Contract if sewing, sew there aren’t layer and concurrently each at the cushion at the concrete fibrous at the steel of structure to crew cut. ?roll over cushion layer and concurrently pieces of layers of thickness greater than 130mm reduce; b. The thickness of strengthening storey of the ground is greater than the cushion by one storey of thickness. Thickness its can take advantage of, turn back, reduce coefficient 0.75. but can’t be smaller than 50mm.
Post time: Jul-20-2023