Structured Manufacturing Data (2026)

Hot-Rolled Carbon Steel Plate

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Hot-Rolled Carbon Steel Plate used in the Manufacture of Tanks, Reservoirs and Containers of Metal sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Hot-Rolled Carbon Steel Plate is characterized by the integration of Steel Alloy Matrix and Surface Scale. In industrial production environments, manufacturers listed on CNFX commonly emphasize Carbon Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Semi-finished steel plate for fabricating metal tanks and pressure vessels.

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Product Specifications

Technical details and manufacturing context for Hot-Rolled Carbon Steel Plate

Definition
Hot-rolled carbon steel plate is a fundamental industrial material produced through continuous casting and hot rolling processes. It serves as the primary raw material for manufacturing welded metal tanks, reservoirs, and containers across industries including chemical processing, water treatment, and petroleum storage. This material is supplied in large coils or cut-to-length plates to fabricators who form, weld, and assemble it into finished containment structures. Its consistent mechanical properties and weldability make it essential in B2B supply chains for pressure vessel and storage tank construction.
Working Principle
Steel is heated above recrystallization temperature and passed through rollers to achieve desired thickness and mechanical properties through grain structure refinement.
Common Materials
Carbon Steel, Manganese, Silicon
Technical Parameters
  • Standard thickness range for tank fabrication (mm) Per Request
  • Minimum yield strength for pressure applications (MPa) Per Request
Components / BOM
  • Steel Alloy Matrix Part
    Provides structural integrity and mechanical properties
    Material: Iron-Carbon Alloy
  • Surface Scale Part
    Oxide layer formed during hot rolling process
    Material: Iron Oxide

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Hot-Rolled Carbon Steel Plate.

HR Carbon Steel Plate Hot Rolled Structural Steel Pressure Vessel Steel Plate Tank Fabrication Steel hot rolled carbon steel plate for tanks carbon steel plate for pressure vessels thick steel plate for metal reservoirs high tensile strength steel plate for containers hot rolled plate for tank fabrication

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 1000 psi (dependent on thickness, design, and fabrication quality)
other spec: Thickness range: 3mm to 200mm, Standard widths: 1500-3000mm, Standard lengths: 6000-12000mm
temperature: -20°C to 400°C (depending on grade and thickness)
Media Compatibility
✓ Water and aqueous solutions (neutral pH) ✓ Hydrocarbons (oil, diesel, gasoline) ✓ Compressed air and inert gases
Unsuitable: Chloride-containing environments (promotes pitting corrosion)
Sizing Data Required
  • Required design pressure (psi or bar)
  • Operating temperature range (°C)
  • Tank/vessel dimensions (diameter, height, volume)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Corrosion-induced pitting and thinning
Cause: Exposure to moisture, acids, salts, or industrial chemicals leading to localized material loss and reduced structural integrity.
Fatigue cracking from cyclic loading
Cause: Repeated stress variations below yield strength causing crack initiation and propagation, often at weld joints, edges, or stress concentrators.
Maintenance Indicators
  • Visible rust bloom, blistering, or flaking indicating active corrosion
  • Audible cracking or popping sounds under load suggesting crack propagation
Engineering Tips
  • Apply protective coatings (epoxy, zinc-rich primers) and implement cathodic protection in corrosive environments
  • Design and maintain smooth transitions at edges and welds to minimize stress concentrations, and conduct regular non-destructive testing (ultrasonic, dye penetrant) for early crack detection

Compliance & Manufacturing Standards

Reference Standards
ASTM A36/A36M - Standard Specification for Carbon Structural Steel EN 10025-2 - Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy structural steels JIS G3101 - Rolled Steels for General Structure
Manufacturing Precision
  • Thickness tolerance: +/- 0.25mm to +/- 1.5mm depending on thickness range
  • Flatness tolerance: Maximum deviation of 15mm per meter length
Quality Inspection
  • Tensile Test - Measures yield strength, tensile strength, and elongation
  • Ultrasonic Testing - Detects internal discontinuities and laminations

Factories Producing Hot-Rolled Carbon Steel Plate

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

Frequently Asked Questions

What are the typical applications for hot-rolled carbon steel plates in tank manufacturing?

Hot-rolled carbon steel plates are primarily used for fabricating industrial storage tanks, pressure vessels, reservoirs, and containment systems due to their excellent strength, weldability, and durability under pressure.

How does carbon content affect the performance of steel plates for pressure vessels?

Carbon content directly influences hardness and tensile strength. Higher carbon percentages increase strength but may reduce weldability, so specific grades are selected based on pressure requirements and fabrication methods.

What surface preparation is needed for hot-rolled steel plates before tank fabrication?

Surface scale from the hot-rolling process must be removed through descaling methods like shot blasting or pickling to ensure proper weld quality, coating adhesion, and corrosion resistance in finished tanks.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Manufacture of Tanks, Reservoirs and Containers of Metal.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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