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        • Name: Rebar

        Theoretical weight

        Diameter(mm)

        Cross-sectional area(cm²)

        Weight(kg/m)

        Diameter(mm)

        Cross-sectional area(cm²)

        Weight(kg/m)

        6

        0.283

        0.22

        20

        3.14

        2.47

        8

        0.503

        0.4

        22

        3.8

        2.98

        10

        0.79

        0.62

        25

        4.91

        3.85

        12

        1.13

        0.888

        28

        6.16

        4.83

        14

        1.54

        1.21

        32

        8.04

        6.31

        16

        2.01

        1.58

        40

        12.57

        9.872

        18

        2.55

        2

        -

        -

        -

         

        Grade

        Chemical constituents%

        C

        Si

        Mn

        P

        S

        Ceq

        HRB400

        ≤0.25

        ≤0.8

        ≤1.6

        ≤0.045

        ≤0.045


        ≤0.54

        HRB400E

        HRB500


        ≤0.55

        HRB500E

        Applications: Q235 and HPB300 – steel for construction zone architectural structures; Q195 – drawn wires and wire meshes