Deformed Steel Bar BS4449 GR.460B GR.B500B

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100 m.t.
Supply Capability:
1000 m.t./month

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Product Description:


Steel rebar 
Price: FOB $475-535/MT 
Moq: 300tons of each size 
Material: BS4449 GR460, ASTM A615, HRB400, HRB500

Steel rebar/deformed steel bar/reinforced steel bar



1.Standard: ASTM,BS,DIN,JIS,BS 4449 GR460B-1997. ASTM A615/706 GR 40/60, GB(HRB400,500)


2.Grade:HRB35, HRB400, HRB500, 




4.Length:6-12m and in coils


5.Place of Origin: Tangshan, China (Mainland)


6.Brand Name: CNBM


7.Material: cabon steel


8.Color: black


9.Packing: bundles or as per the buyers' requirement.


10. Minimum Order Quantity: 500 MTS as per size.


11. Payment terms: TT or LC at sight. 


12. Delivery timewithin 25-30 days after down payment or L/C received. 


13. Application: Construction,Bridge Building, Road Building

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Q:What is the national standard of thread steel No. 8?
Thread steel specifications: generally including the standard grade (type code), steel nominal diameter, nominal weight (quality), the length of the specifications and the allowable difference between the above indicators. China's standard recommended nominal diameter of 6, 8, 10, 12, 16, 20, 25, 32, 40, 50mm thread steel series.
Q:How to recognize high quality thread steel
When we buy rebar, we should not only look at the size of the thread steel, but also use the vernier caliper to measure whether the size meets the requirements. A lot of times, inferior thread steel through the flat flat way to deceive the buyer's vision, so from the steel reinforcement to observe the end of the steel is flat oval, meet the requirements of the thread steel is basically round.
Q:What kind of steel is carbon steel in threaded steel?
Carbon steel. Carbon content of 0.06-0.22%, less than 0.25% is the most common. Of low carbon steel, each of which indicates the minimum yield point of the steel at a thickness of less than 16mm. Compared with high quality carbon steel, carbon content, range of performance, and content of phosphorus, sulfur and other residual elements are wider.
Q:When did the 1305 rebar contract become a major contract?
1305 rebar contract is now the main contract.
Q:What is the maximum tensile force of 25 thread steel?
The maximum tensile force is the first to know that the thread steel belongs to several grades of steel; the tensile strength is x, and the cross sectional area is the maximum tensile force.Tensile strength of thread steel of 25 diameter = tensile strength of the grade steel, x, sectional area =41000, Newton, ~61000, Newton=4100kgf~6100kgf.
Q:Grade 1, grade three, grade two, steel, wire rod, round bar
Steel is commonly known as hot rolled ribbed bar, belonging to the small steel steel, mainly used for steel reinforced concrete structure frame. In use, some mechanical strength, bending deformation property and welding performance are required. The raw steel billet for the production of threaded steel is carbon structural steel or low alloy structural steel which is treated by calm melting, and the finished steel bar is delivered in hot rolling forming, normalizing or hot rolling state.
Q:What is the relationship between steel structure and thread steel?
The main material of the steel structure workshop is I-beam and channel steel, which are welded or riveted.
Q:How to calculate the theory of steel thread?
Diameter * diameter *.00617*12 m * one package of roots = weight of a bundle.The number of threaded steel produced by different manufacturers is different.
Q:The difference between rebar and crescent
Rebar -- steel used in concrete structures with a generally rounded cross section and ribbed surface.Longitudinal ribs -- uniform continuous ribs parallel to the axis of the steel bar -- other ribs not parallel to the axis of the reinforcement.The longitudinal section of crescent ribbed bars -- transverse rib reinforced crescent, and does not intersect with longitudinal ribs.
Q:What's the difference between primary and two grade steel and three grade steel?
There are two levels of steel rebar, three steel, four steel grade difference, no grade steel, there are a lot of customers to wire (round) mistakenly called a steel. At present, China is gradually out of grade two steel, four steel grade two steel grade HRB335, three grade steel grade HRB400, four grade of steel wire is HRB500, (Pan Yuan) new material grades are HPB195, HPB235, HPB300, old wire material grades corresponding is Q195, Q235.

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