





Specification: CB300 ,CB400V, CB300V, Gr40, HRB400, 500B
Feature: Round surface with ribs, no scratches, no defects, no burrs, no cracks..
Standard: TCVN (Vietnam), GB ( China), ASTM (US), BS ( UK)
Diameter: 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 25mm, 28mm, 32mm
1 meter weight:
D10 = 0.617kg D20 = 2.47kg
D12 = 0.888kg D22 = 2.98kg
D14 = 1.21kg D25 = 3.85kg
D16 = 1.58kg D28 = 4.84kg
D18 = 2.00kg D32 = 6.31kg