Project Description

Product

Rebar

  1. Brand No.
Chemical composition (mass fraction) % Carbon equivalent

Ceq %

C Si Mn P S
HRB400

HRB400E

0.25 0.80 1.60 0.045 0.045 0.54
HRB500

HRB500E

0.55
Brand NO. Lower yield strength

ReL MPa

Tensile strength

Rm MPa

Elongation after fracture

A

%

Maximum overall elongation

Agt %

R°m/R°eL R°eL/ReL
HRB400 400 540 16 7.5
HRB400E 9.0 1.25 1.30
HRB500 500 630 15 7.5
HRB500E 9.0 1.25 1.30
Note: R degree m is the measured tensile strength of steel bar;

R degree eL is the measured yield strength of reinforcing bar.