Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of Steel Rebar in Coil Manufacturer/HRB400 HRB500 B500B B500C Coil Rebar Supplier in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
Steel Rebar in Coil Overview
Steel Rebar in Coil is a continuous rolled reinforcing steel product designed for efficient transportation, automated processing, and large-scale construction applications. Compared with straight rebar, coil rebar offers superior handling efficiency, reduced storage space, and improved productivity in mesh welding lines, stirrup bending operations, and reinforcement fabrication facilities.
As a professional steel rebar manufacturer, Xi'an Dongmeng Group Co., Ltd supplies high-strength coil reinforcement steel that complies with international standards including ASTM, BS, AS/NZS, and GB specifications.
Our coil rebar products are widely used in commercial buildings, highways, bridges, tunnels, industrial foundations, precast concrete plants, and reinforcement mesh manufacturing facilities worldwide.
Chemical Composition
| Grade | C (%) | Si (%) | Mn (%) | P (%) | S (%) |
|---|
| HRB400 | ≤0.25 | ≤0.80 | ≤1.60 | ≤0.045 | ≤0.045 |
| HRB500 | ≤0.25 | ≤0.80 | ≤1.60 | ≤0.045 | ≤0.045 |
| B500B | ≤0.22 | ≤0.60 | ≤1.70 | ≤0.050 | ≤0.050 |
| B500C | ≤0.22 | ≤0.60 | ≤1.70 | ≤0.050 | ≤0.050 |
Mechanical Properties
| Grade | Yield Strength | Tensile Strength | Elongation |
| HRB400 | ≥400 MPa | ≥540 MPa | ≥16% |
| HRB500 | ≥500 MPa | ≥630 MPa | ≥15% |
| B500B | ≥500 MPa | ≥540 MPa | ≥14% |
| B500C | ≥500 MPa | ≥575 MPa | ≥14% |
Physical Properties
| Property | Value |
| Density | 7.85 g/cm³ |
| Elastic Modulus | 200 GPa |
| Thermal Conductivity | 51 W/m·K |
| Melting Point | 1425–1540°C |
| Thermal Expansion | 11.7 ×10⁻⁶ /°C |
Processing Performance Analysis
Steel rebar in coil is specifically designed for automated reinforcement processing systems.
Advantages include:
High-speed decoiling performance
Stable dimensional accuracy
Excellent bendability
Reduced material waste
Improved production efficiency
Compatible with CNC rebar processing machines
Suitable for:
Mesh welding production
Automatic bending centers
Stirrup manufacturing
Rebar cutting lines
Prefabricated reinforcement systems
Welding Performance Analysis
Our coil rebar grades offer excellent weldability under controlled fabrication procedures.
Benefits:
Suitable for welded reinforcement mesh
Stable welding joints
Low cracking risk
High structural integrity
Excellent performance in prefabricated construction
Applicable welding methods:
Resistance Welding
Spot Welding
Arc Welding
Automated Mesh Welding
Corrosion Resistance Analysis
Although carbon steel reinforcement naturally develops surface oxidation when exposed to moisture, proper concrete cover and structural design provide long-term durability.
Additional options available:
Epoxy Coated Rebar
Galvanized Rebar
Stainless Reinforcement Solutions
Advantages:
Long service life
Improved concrete bond strength
Reduced maintenance costs
Reliable structural performance
Industry Applications
Building Construction
Applications:
Residential buildings
Commercial complexes
High-rise structures
Industrial plants
Benefits:
Structural strength
Seismic performance
Long-term reliability
Infrastructure Projects
Applications:
Bridges
Highways
Railways
Tunnels
Benefits:
High load-bearing capacity
Durability
Reduced lifecycle cost
Precast Concrete Industry
Applications:
Precast walls
Beams
Columns
Structural panels
Benefits:
Faster construction
Consistent quality
Reduced labor costs
Reinforcement Mesh Manufacturing
Applications:
Welded wire mesh
Reinforcement cages
Structural reinforcement systems
Benefits:
Efficient production
Lower material waste
Automation compatibility
Steel Rebar in Coil Specification Table
| Diameter | Coil Weight |
| 5.5 mm | 1-3 MT |
| 6 mm | 1-3 MT |
| 8 mm | 1-3 MT |
| 10 mm | 2-4 MT |
| 12 mm | 2-4 MT |
| 14 mm | 2-4 MT |
| 16 mm | 2-4 MT |
Tolerance:
Diameter Tolerance: ±0.3 mm
Weight Tolerance: ±4%
Surface:
Plain
Ribbed
Deformed
Standards
Manufactured according to:
ASTM A615 Grade 40/60/75
ASTM A706
BS 4449
AS/NZS 4671
GB/T 1499.2
DIN 488
JIS G3112
Inspection certificates:
EN 10204 3.1
SGS
BV
TUV
Production Capacity
Annual Production Capacity:
500,000+ Tons
Available Services:
Customized coil weight
Cut-to-length
CNC bending
Mesh processing
OEM marking
Export packaging
Export Markets:
USA
Canada
Australia
UAE
Saudi Arabia
Vietnam
Malaysia
Brazil
Chile
South Africa
Inspection & Quality Assurance
Every production batch undergoes strict inspection procedures:
Raw Material Verification
↓
Billet Chemical Analysis
↓
Hot Rolling Process Monitoring
↓
Dimensional Inspection
↓
Mechanical Property Testing
↓
Surface Quality Inspection
↓
Coil Weight Verification
↓
Final Quality Audit
↓
Packing & Shipment Approval
Testing Equipment:
Universal Tensile Testing Machine
Spectrometer
Hardness Tester
Dimensional Measurement Systems
Third-party inspections accepted:
SGS | BV | TUV | Intertek
Packaging & Shipping
Standard Export Packaging:
Steel straps bundling
Waterproof wrapping
Export-grade steel pallets
Container loading protection
Seaworthy packaging
Container Capacity:
20FT Container: 25-28 MT
40FT Container: 26-28 MT
Transportation:
Sea Freight
Rail Freight
Truck Transportation
Multimodal Logistics
Why Choose Xi'an Dongmeng Group Co., Ltd
✔ Professional Rebar Manufacturer
✔ Global Export Experience
✔ ASTM / BS / AS Standards Compliance
✔ Third-Party Inspection Support
✔ Competitive Factory Pricing
✔ Fast Production Lead Time
✔ OEM & Customized Solutions
✔ Technical Engineering Support
✔ Stable Quality Assurance System
✔ Worldwide Project Supply Capability
FAQ
What is Steel Rebar in Coil?
Steel Rebar in Coil is continuously rolled reinforcement steel supplied in coils for automated processing and large-scale construction applications.
What grades are available?
HRB400, HRB500, B500B, B500C, ASTM Grade 60 and customized grades.
What diameters can you supply?
Typically from 5.5 mm to 16 mm.
What is the standard coil weight?
Usually 1 MT to 4 MT per coil, customizable.
Can coil rebar be used for welded mesh production?
Yes. It is widely used in automatic mesh welding lines.
Do you provide EN 10204 3.1 certificates?
Yes.
Is third-party inspection available?
Yes. SGS, BV, TUV and Intertek inspections are supported.
What is your MOQ?
Normally 25 tons, depending on specifications.
Can you customize packaging?
Yes. OEM packaging and marking are available.
Which countries do you export to?
North America, Europe, Middle East, Southeast Asia, South America and Africa.
Contact Us
Xi'an Dongmeng Group Co., Ltd
Phone / WhatsApp / WeChat:
+8615769214734
Email:
office@dongmjd.com
Website:
www.cndmmetal.com
Send us your required diameter, grade, quantity, and destination port to receive a fast quotation and technical recommendation.
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