Steel Rebar Coil

1.Trademark and chemical component Rebar trademark and chemical component should Comply with the provisions of the table1

Trademark Chemical component(qualitygrade ) less than or equal to HPB300 C Si Mn P S 0.25 0.55 1.5 0.045 0.045

Classes Trademark trademark constitute English letters meanings hot-rolled plain bar HPB300 Consist of HPB+Characteristic value of yield strength value of yield strength Abbreviation of HPB-Hot rolled Plain Bars 

2.Plain round bars cross-section shape and permissible variation in dimension

Plain round rebar diameter tolerance and out-of-roundness should comply with table3  Nominal diameter Tolerance out-of-roundness 5.5 6.5 8 10 0.3 0.3 3.Curvature and end Straight bar steel bending should not affect the normal use.Bending is not more than 0.4% of the total length of steel bar. Rebar end should cut straight,local deformation should not affect using