Rebar
Rebar, short for reinforcing bar, is a common steel product used to enhance the tensile strength and toughness of concrete structures. It is made of carbon steel or alloy steel, with ribbed (deformed) or smooth surfaces, and is widely applied in construction projects such as buildings, bridges, highways, dams, and precast concrete components. By bonding with concrete, rebar effectively compensates for concrete’s poor tensile performance, ensuring the stability and durability of the entire structure.
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Parameter Category
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Details
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Material
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Carbon steel (HRB335, HRB400, HRB500), alloy steel, stainless steel; hot-rolled or cold-rolled
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Type
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Deformed rebar (ribbed), smooth rebar, epoxy-coated rebar, galvanized rebar
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Diameter Range
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6mm – 50mm (common: 6mm, 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 32mm)
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Length
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6m, 9m, 12m (customizable according to project requirements)
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Tensile Strength
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HRB335: ≥335MPa; HRB400: ≥400MPa; HRB500: ≥500MPa
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Yield Strength
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HRB335: ≥335MPa; HRB400: ≥400MPa; HRB500: ≥500MPa
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Application Scenarios
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Residential buildings, bridges, highways, dams, tunnels, precast concrete slabs, industrial plants
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Advantages
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High Tensile Strength: It has excellent tensile and bending performance, which can effectively resist the tensile force generated by concrete shrinkage, load-bearing and external impacts, preventing structural cracking and damage.
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Good Bonding Performance: Deformed rebar has ribbed surfaces that enhance the friction and bonding force with concrete, ensuring tight combination and synchronous stress of the two materials, improving structural stability.
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Strong Corrosion Resistance: Epoxy-coated, galvanized or stainless steel rebar can resist moisture, chemical corrosion and atmospheric erosion, extending the service life of concrete structures, especially suitable for coastal and humid areas.
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Cost-Effective & Widely Available: Made of common carbon steel, it has low production cost, stable supply and wide specifications, which can meet the needs of different construction projects and reduce project costs.
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Easy to Process & Install: It can be easily cut, bent, welded and bound according to construction requirements, with simple installation process, improving construction efficiency.
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Durable & Reliable: It has good wear resistance and fatigue resistance, can withstand long-term load-bearing and environmental changes, and ensures the long-term safety and durability of the structure.
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