The China Hot Rolled Steel Plate manufactured by Shixinda Factory offers the advantage of flexible dimensions, which helps reduce material cutting waste; it enables rapid delivery even for small-batch or urgent orders, and its price is more competitive than that of standard flat steel plates. However, these steel plates contain residual internal stresses, are prone to warping after processing, and exhibit anisotropic mechanical properties along with average flatness – making them unsuitable for use in pressure vessels, high-precision welding applications, or critical load-bearing components. Shixinda maintains ample现货 inventory and comprehensive processing and distribution capabilities, enabling us to provide tailored material selection solutions based on customers' specific operating conditions, thereby meeting diverse manufacturing and engineering procurement requirements.
ShixinDa specializes in high-quality hot-rolled steel sheets. Leveraging the intelligent manufacturing production line resources of leading steel mills and strictly adhering to multiple production standards—including Chinese, American, and European standards—its products are manufactured using a high-temperature recrystallization rolling process at temperatures above 926°C. This process ensures a combination of stable structure, excellent performance, and high adaptability. The core features of these products are clearly defined and prominent:
Surface and microstructural stability: A uniform bluish-gray iron oxide protective layer forms on the product surface, with a surface roughness of Ra ≤ 12.5 μm, free from large-scale defects or indentations; the high-temperature rolling process refines the steel grain structure, creating a stable ferrite–pearlite microstructure that completely eliminates coarse grain defects inherent in as-cast materials; the structural uniformity far exceeds conventional industry standards.
Balanced performance and durability: The difference in longitudinal and transverse mechanical properties of the steel is less than 8%, exhibiting low anisotropy and strong forming stability under complex loading conditions; no significant work-hardening phenomenon is observed, resulting in low machining wear; the material combines high strength, high toughness, and good plasticity, making it suitable for a wide range of secondary machining applications.
Comprehensive specification range: We offer custom-cut sheets with thicknesses ranging from 3 mm to 200 mm (maximum support for ultra-thick specifications up to 500 mm), widths from 1000 mm to 3500 mm, and maximum length of 12,000 mm – providing a complete range of thin, medium, thick, and ultra-thick specifications designed to precisely meet the load-bearing and construction requirements of various industries.
High efficiency and low cost: By leveraging a large-scale, high-volume rolling process, this approach delivers high production efficiency and streamlined manufacturing workflows, enables effective control of overall costs, and ensures the stability of batch supply – offering a significant cost-performance advantage.
Precision compliance and controllability: Strict adherence to the GB/T 709–2019 Dimensional Tolerance Standard; for high-end specifications, the thickness tolerance can reach ±0.08 mm; both dimensional accuracy and surface quality comply with advanced industry precision requirements, making it ideal for precision construction and smart manufacturing applications.
Compared to smaller manufacturers in the industry, Shixinda Hot Rolled Steel Plate focuses on supplying high-quality hot-rolled steel sheets and providing comprehensive supporting services. Leveraging its supply chain resources and robust quality control system, the company has established five core competitive advantages:
High cost-performance ratio and suitability for mass production: Direct integration with leading smart manufacturing production lines—including those of Baowu, Angang, and Shagang—eliminates intermediate price margins, resulting in lower cost per unit for large-scale supply; the finished product yield rate at these leading production lines reaches as high as 96.8% (above the industry average of 94.2%), featuring a high product qualification rate and low material loss, making it ideal for engineering batch procurement and corporate mass production requirements.
Stable mechanical properties and high batch consistency: Through rigorous implementation of the Tempered Controlled Rolling and Controlled Cooling (TMCP) process and precise regulation of final rolling, cooling, and coiling temperatures, the strength variation range of the steel is minimized. The performance stability of mainstream steel grades, such as Q355, significantly exceeds the industry average, effectively preventing construction-related failures caused by performance variations between batches.
Exceptional processability: Combines excellent weldability, cutting performance, and cold-forming capability; the minimum bending radius can reach 1.5 times the plate thickness, making it suitable for various manufacturing processes—including stamping, bending, welding, and advanced machining—without requiring any secondary modification treatments, thereby significantly reducing customer processing costs.
Comprehensive range of specifications, customizable solutions, and rapid delivery: We maintain ample spot goods inventory and offer a complete range of product specifications; our solutions also support custom length, custom width, and tailored performance tuning, enabling us to meet the specialized requirements of niche markets such as new energy, offshore engineering, and high-end machinery applications; leveraging our mature supply chain network, we ensure swift order response times and short delivery cycles.
Multi-standard compliance and cross-industry versatility: The product complies with both domestic and international mainstream standards—including GB/T 3274, GB/T 700, ASTM A36/A572, and European EN standards—making it suitable for meeting compliance requirements across a wide range of scenarios, such as domestic engineering procurement and construction projects, export trade, and high-end equipment manufacturing.
ShixinDa's Hot Rolled Steel Plate, across all core grade specifications, exceed the performance requirements of the national standard and are suitable for a wide range of applications involving load-bearing, wear-resistant, and impact-resistant conditions:
|
Steel grade |
yield strength |
tensile strength |
Post-break extension rate |
Core Adaptation Scenario |
|
Q235B |
≥235MPa |
375–500MPa |
≥26% |
Ordinary construction projects, general machinery, and infrastructure projects |
|
Q355B |
≥355MPa |
470–630MPa |
≥22% |
Construction machinery, bridges, and high-end steel structures |
|
ASTM A36 |
≥250 MPa (measured value: 275 MPa) |
400–550 MPa (measured value: 485 MPa) |
≥20% (measured value: 26%) |
Foreign trade exports, offshore engineering equipment, and international engineering projects |
|
Physical performance specifications |
measured value |
|
density |
7.85 g/cm³ |
|
melting point |
1510–1540°C |
|
Thermal conductivity (100°C) |
50–60 W/m·K |
|
Specific heat capacity |
460 J/kg·K |
|
coefficient of linear expansion |
11.7μm/m·K |
|
Xabi V-shaped impact energy |
80–120 J |
|
Brinell hardness |
140–180 HB |
Target clients: Steel structure engineering firms, construction contractors, and bridge/municipal engineering project owners.
Primary applications: industrial plant beams and columns; load-bearing structures for high-rise buildings; main bridge frameworks; municipal space frames; integrated utility tunnels; prefabricated steel structural components
Customer Core Value: The steel exhibits a stable yield ratio, excellent weldability, and precise thickness tolerance (within ±0.15 mm), making it ideal for meeting the stringent requirements of large-scale infrastructure projects and prefabricated construction; it also offers controllable costs and high construction stability.
Target customers: construction machinery, agricultural machinery, general-purpose equipment, and port machinery manufacturing enterprises.
Core applications: excavators, crane booms and chassis, combine harvester frames, pressure vessels, conveyor equipment supports
Customer Core Value: Supporting lightweight design solutions, offering a comprehensive range of high-strength steel products, providing carbon footprint-compliant solutions, accommodating green supply chain and export certification requirements, and effectively reducing equipment weight while enhancing load-bearing performance.
Target customers: automotive OEMs,new energy vehicle manufacturers, railway vehicle manufacturers, and container manufacturing enterprises.
Primary applications: automotive frame, chassis wheel hubs, battery pack enclosures for new energy vehicles, railway freight car bogies, container side panels and base plates
Customer Core Value: Excellent stamping formability and low residual stress; resistance to cracking under complex stamping conditions – perfectly suited to meet the new demands of lightweight design and high protection requirements in new energy vehicles.
Target customers: large shipyards, offshore platform contractors, and offshore engineering equipment manufacturers
Core applications: ship hull structures, LNG carrier bulkhead layers, offshore wind power platforms, and deep-sea aquaculture equipment
Customer Core Value: Excellent low-temperature impact toughness, outstanding corrosion resistance and fatigue resistance; high-end marine steels such as EH36 and DH36 are available, perfectly suited for the harsh and complex marine operating environments.
Target customers: wind power equipment manufacturers, hydrogen storage and transportation companies, and power transmission and transformation engineering firms.
Core applications: Special S355NL steel plates for wind turbine towers; 30 MPa high-pressure hydrogen storage tanks (WH610DZ steel plates); structural components for power transmission towers.
Customer Core Value: Specializing in the high-end specialty hot-rolled steel product portfolio to meet the stringent, high-precision, and extreme-environment-resistant requirements of emerging sectors such as wind power and hydrogen energy, aligning with the industry's growth trajectory.
Target customers: Chemical equipment manufacturers, oil and gas pipeline engineering firms, and pressure vessel manufacturers.
Primary applications: oil and gas transmission pipelines (X52–X70 grades), chemical storage tanks, and high-pressure vessel shells
Customer Core Value: Uniform material composition, excellent welding and sealing performance, and high compressive strength – ideal for high-pressure and corrosion-resistant chemical and oil & gas applications.
Address
S213 Jinghai District, Tianjin City, China
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