12mm Ribbed Reinforcement Steel Bar

  • Model NO.: SIZE: 6-28MM
  • Length: 5.8-12m
  • Surface: Ribbed
  • Specification: ASTM, BS, GB
  • HS Code:
  • Diameter: 6-28mm
  • Use for: Building and Construction
  • Trademark: GHL
  • Origin: China

HOT ROLLED SCREW THREAD STEEL BAR 


1. Screw Thread Steel bars 
 
PSB500/555/785/830/930/1080 Screw thread reinforced steel bars
Cheap price High quality 12mm PSB Screw thread Iron steel bar for concrete
 
The screw thread steel bars for the prestressing of concrete manufactured by our company is a high tensile alloy steel bar which features a coarse right-hand thread The outline dimensions of the screw thread steel bars for the prestressing of concrete manufactured by us accord with the regulation for the outline and dimension of screw thread steel bars for the prestressing of concrete provided by Highway LAYOUT Design Institute under the Ministry of Communication.
 
1)Grade: HRB400/HRB500/BS4449/ASTM A615/SD400 
2)Diameter:6,12,14,16,18,20,22,25,28,32
3)Length:6m-12m  or in coils
4)Brand:GHL
5)MOQ:250 tons
6)Usuage: building and construction
7)competitive price   
8)FOB Price: Per Metric Ton price

Length:6m-12m 
The chemical composition of deformed steel bar reinforcing bar







Standard
GB1499-48,HRB335,HRB400,HRB500,BS4449-97,Gr.460B,B500

The chemical composition of reinforcing bar

Grade
C
Mn
Si
S
P

HRB335
0.17~0.25
1.0~1.6
0.4~0.8
0.045Max
0.045Max

HRB400
0.17~0.25
1.2~1.6
0.2~0.8
0.045Max
0.045Max

HRB500
0.17~0.25
1.6Max
0.8Max
0.045Max
   0.045Max

The technique parameter of reinforcing bar

 
Yield Strength
Tensile Strength
Elongation

HRB335
≥335MPa
≥455MPa
≥17%

HRB400
≥400MPa
≥540MPa
≥16%

HRB500
≥500MPa
≥630MPa
≥15%

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