Analyzes the grain structure after hot rolling to ensure fine, uniform grain size for optimal material properties.

Hot Rolling Services

Frigate employs precise hot rolling to enhance material ductility and consistency. Our techniques ensure superior mechanical properties and dimensional accuracy in metal alloys.

Our Clients

Advantages of Hot Rolling Services

Improved Material Ductility

Hot rolling increases material ductility by reducing its hardness, making it easier to shape and form without cracking.

Enhanced Strength and Toughness

The process refines the grain structure, improving the material's strength and toughness, especially at elevated temperatures.

Superior Surface Finish

Hot rolling results in a smoother surface finish by reducing defects like cracks, ensuring better quality for subsequent treatments.

Cost-Effective High-Volume Production

Hot rolling is ideal for high-volume production. It provides efficient processing and minimizes material waste, reducing overall production costs.

Custom Hot Rolling Services Tailored for Precision

Custom hot rolling services precisely control material properties, ensuring uniform thickness and enhanced mechanical strength. This process improves ductility, making metals easier to shape and reducing internal stresses. By refining grain structure, custom hot rolling enhances toughness and impact resistance. It offers high efficiency for large-scale production, minimizing material waste and optimizing costs. Tailored to meet specific application requirements, custom hot rolling ensures consistent, reliable results for demanding industrial applications.

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Our Hot Rolling Process

Heating the Material

The material is heated to a specific temperature, typically above its recrystallization point, to improve its malleability and reduce hardness.

Initial Deformation

The heated material is passed through rollers that apply pressure, initiating the shaping process by reducing the thickness.

Continued Rolling

The material continues through a series of rollers, progressively reducing its thickness and refining its shape while maintaining a uniform temperature.

Grain Refining

The material’s grain structure is refined during the rolling process, improving its strength, toughness, and overall mechanical properties.

Cooling

Once the desired thickness and shape are achieved, the material is gradually cooled, often in controlled conditions, to maintain its properties.

Final Inspection and Quality Control

The finished product undergoes rigorous inspection to ensure it meets dimensional accuracy, surface quality, and mechanical property specifications.

Hot Rolling Materials

Hot rolling is a critical process for shaping and strengthening metals. It improves material properties by controlling temperature, pressure, and deformation during processing.

Carbon Steel

Hot-rolled carbon steel is used for structural applications due to its excellent formability and cost efficiency. It is ideal for beams, plates, and bars, balancing strength and ductility.

Alloy Steel

Alloy steels, with elements like chromium or nickel, provide enhanced strength, heat resistance, and wear resistance. Hot rolling improves their machinability, making them suitable for gears, shafts, and high-stress parts.

Stainless Steel

Hot-rolled stainless steel alloys, particularly austenitic types, are known for their high corrosion resistance and strength at elevated temperatures. They are used in harsh environments such as chemical processing and marine applications.

Aluminum Alloys

Aluminum alloys like 5052 and 6061 are hot rolled to improve ductility and uniformity. Due to their lightweight & high strength-to-weight ratio, these alloys are common in aerospace, automotive, and architectural applications.

Copper Alloys

Copper alloys such as brass and bronze are hot rolled to achieve high strength and excellent electrical conductivity. They are used in heat exchangers, electrical terminals, and marine applications for corrosion resistance.

Titanium Alloys

Titanium alloys are hot rolled to maintain their strength-to-weight ratio and offer resistance to extreme temperatures and corrosive environments. They are commonly used in aerospace, medical implants, and military applications.

Magnesium Alloys

Magnesium alloys are hot rolled to improve strength and reduce weight, with a focus on aerospace and automotive applications. These alloys offer high dimensional stability and corrosion resistance.

High-Strength Low-Alloy (HSLA) Steel

HSLA steels are designed for high strength with reduced weight. Hot rolling enhances their toughness, making them ideal for construction, pipelines, and automotive parts requiring strong yet lightweight materials.

Optimizing Production Costs for Efficiency

High production costs often stem from inefficiencies in the hot rolling process, such as excessive energy use and material waste. To address this, Frigate employs optimized temperature control, precise pass scheduling, and efficient material handling to minimize waste and reduce cycle times. Fine-tuning each step makes the process more energy-efficient, reducing overall costs. The result is a more sustainable production method without sacrificing quality, ensuring a more cost-effective solution for high-volume or complex manufacturing requirements.

Compliance for Hot Rolling Services

Compliance for Hot Rolling at Frigate ensures precise material control and operational safety. We follow detailed industry standards for each step. Our process includes temperature control, alloy verification, and dimensional accuracy. We meet specific regulatory requirements to avoid defects and ensure optimal performance. Hot rolling operations follow stringent guidelines for product integrity, environmental safety, and workplace protection.

ISO 9001:2015

Ensures a quality management system focused on optimization and defect prevention throughout the hot rolling process.

ISO 14001:2015

Demonstrates commitment to reducing environmental impact through waste reduction, energy efficiency, and water management during rolling operations.

OHSAS 18001/ISO 45001

Certifies compliance with standards for workplace safety, emphasizing risk assessment, machine safeguards, and employee health protocols.

ASTM A1011/A1011M

Guarantees conformance to material properties such as strength, ductility, and finish for steel sheets and coils produced by hot rolling.

CE Marking

Ensures products meet European Union standards for health, safety, and environmental performance in hot-rolled steel.

ASME Section II

Compliance with ASME standards ensures that materials used in hot rolling meet requirements for strength, durability, and high-temperature performance.

Tolerance for Hot Rolling Services

Strip Thickness (Thickness Variation)

±0.1% to ±0.5%

Variation in thickness measured at specified intervals along the strip. Influenced by roll gap control and material properties.

Flatness

±1.0 mm/m to ±2.0 mm/m

Deviation from perfect flatness, considering the material's natural cooling behavior and internal stress distribution.

Width Edge Drop

±0.1 mm to ±0.5 mm

Tolerance of material thickness variation at the edges due to roll crown or misalignment during rolling.

Camber (Lengthwise Curvature)

±2.0 mm/m to ±3.0 mm/m

Deviation in lengthwise straightness, typically due to asymmetric cooling or rolling force imbalance.

Shape (Cross-section Profile)

±0.2% to ±1.0%

Deviation in the cross-sectional geometry of the rolled material, influenced by roll wear and thermal gradients.

Surface Profile (Surface Flatness)

±0.05 mm to ±0.2 mm

Tolerance for waviness or undulation on the surface, critical for material performance and post-rolling processing.

Length (Length Variation)

±0.1% to ±0.3%

Variation in length, considering factors such as strip elongation, coil tension, and machine alignment.

Thickness Profile

±0.5% to ±2.0%

Variability in thickness across the width of the strip, influenced by roll wear and mill setup conditions.

Residual Stress

±20 MPa to ±50 MPa

Allowable variation in residual stress within the material, affecting its subsequent formability and performance.

Strip Temperature

±10°C to ±20°C

Tolerance on temperature control during rolling, critical for achieving specific material properties and minimizing defects.

Edge Curl

±1.0 mm to ±3.0 mm

Tolerance for edge distortion caused by temperature differences, roll deflection, or uneven cooling rates.

Coil Set

±1.0 mm to ±3.0 mm

Deviation from coil flatness after winding, resulting from internal stress or inconsistent cooling.

Hardness Distribution

±5 HRB to ±10 HRB

Variation in hardness across the thickness or width of the strip, influencing the mechanical properties of the final product.

Surface Defects

≤ 0.2% of total surface area

Tolerance for imperfections such as scratches, pits, or scale, based on the quality of the material and rolling process.

Carbon Content Uniformity

±0.05% to ±0.1%

Variation in carbon content across the length or thickness, impacting material properties like tensile strength.

Quality Testing Standards for Hot Rolling Services

Work Hardening Rate

Stress-Strain Curve Analysis

Determines how the material strengthens under deformation, indicating its behavior during rolling.

Strain Rate Sensitivity

High-Speed Tensile Testing

Measures how the material responds to different strain rates, important for high-speed rolling processes.

Deformation Resistance

Compression Test (ISO 6892)

Assesses the material’s resistance to deformation at high temperatures, relevant for hot rolling.

Oxidation Resistance

Thermogravimetric Analysis (TGA)

Measures weight loss due to oxidation at high temperatures, ensuring material integrity during processing.

Thermal Conductivity

Laser Flash Analysis

Measures the rate of heat transfer through the material, essential for controlling temperature during rolling.

Shear Strength

Shear Test (ASTM E8)

Measures the material’s ability to withstand shear forces, critical for edge deformation during rolling.

Phase Transformation

Differential Scanning Calorimetry (DSC)

Analyzes phase changes during heating and cooling, important for controlling microstructure in hot rolling.

Crystallographic Texture

X-ray Diffraction (XRD)

Analyzes the grain orientation and texture of the material to predict behavior under deformation.

Material Ductility

Elongation Test (ASTM A370)

Measures the material’s ability to elongate without breaking, crucial for forming processes during rolling.

Internal Defects (Inclusions)

Ultrasonic or Eddy Current Testing

Detects internal voids or non-metallic inclusions that can affect the material's integrity during rolling.

Phase Stability at High Temp

High-Temperature X-ray Diffraction (HT-XRD)

Determines the stability of the material’s phases at elevated temperatures, critical for hot rolling processes.

Dimensional Distortion

Finite Element Modeling (FEM)

Predicts and analyzes dimensional changes due to thermal and mechanical loads during the rolling process.

Thermal Expansion Coefficient

Dilatometry

Measures the material's rate of expansion or contraction in response to temperature changes, critical for thermal management during rolling.

Formability (R-value)

Erichsen Cupping Test

Measures the material’s ability to form without cracking, essential for evaluating the final product's quality.

Boosting Agricultural Machinery Durability and Reliability with Hot Rolling

Multi-Slide Stamping improves the efficiency and precision of automotive component production. The process uses multiple slides to perform simultaneous operations, ensuring tight tolerances and complex geometries are achieved in a single cycle. This reduces cycle times and eliminates the need for secondary operations, streamlining production. Minimizing material waste through precise cutting enhances overall material utilization. The ability to produce high-volume parts with consistent quality and minimal downtime makes Multi-Slide Stamping a highly effective solution for automotive manufacturing.

Industries We Serve

What You Get

Enabling Complex Shapes with Precision and Control

Hot rolling typically faces limitations when producing complex shapes due to material flow and deformation constraints. Frigate overcomes this by using advanced rolling techniques and tight process controls to achieve higher precision and flexibility in shape creation. Complex geometries can be formed more effectively through careful management of rolling parameters like speed, pressure, and temperature. This approach enables the production of parts with intricate shapes, ensuring they meet the demanding requirements of specialized industrial applications.

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What Our Customers Say about Frigate

I would strongly recommend Frigate to anyone who wants to do Rapid Prototyping, and 3D Printing and take their ideas to manufacturing. One firm doing all kinds of Product Development!

Thank you so much for your great support so far. Overall, the sheet metal work of the Plotbot Pro was done in an awesome way.Special Mention: The powder coat looks cooler!

The next disruption is happening in Prototyping & Manufacturing on-demand and Frigate is leading the way!I personally believe the Frigate's way of IIOT enabled cloud platform with Al.

I am absolutely happy to work with supplier like Frigate who were quite proactive & result oriented . Frigate has high willingness team who has strong know how & their passion towards the products & process were absolutely thrilling.

Working with Frigate has been great. Their proactive, results-driven approach and expertise shine through in every project. It's been a pleasure collaborating with them.

Having Doubts? Our FAQ

Check all our Frequently Asked Question

How does hot rolling influence residual stresses in the material?

Hot rolling reduces residual stresses by promoting uniform deformation and grain refinement, which improves the material's structural stability and performance under load.

What role does the pass schedule play in optimizing hot rolling efficiency?

A well-designed pass schedule controls the number of passes, temperature, and strain rate, optimizing material flow and minimizing energy consumption for efficient processing.

How does hot rolling affect the fatigue resistance of metal components?

The controlled deformation during hot rolling refines the microstructure, improving fatigue resistance by reducing inclusions and enhancing the material's ability to withstand cyclic loading.

What is the impact of hot rolling on the microstructure and texture of metal alloys?

Hot rolling induces a specific crystallographic texture, aligning the grain structure to enhance the mechanical properties, such as strength and toughness, for targeted applications.

How is the surface oxide scale controlled during hot rolling to ensure high-quality results?

Precise temperature control and the use of protective atmospheres minimize surface oxide scale, reducing material wastage and ensuring a smoother surface finish.

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LOCATIONS

Global Sales Office

818, Preakness lane, Coppell, Texas, USA – 75019

Registered Office

23, 6th West Street, Balaji Nagar, Kattur, Pappakuruchi, Tiruchirappalli-620019, Tamil Nadu, India.

Operations Office

9/1, Poonthottam Nagar, Ramanandha Nagar, Saravanampatti, Coimbatore-641035, Tamil Nadu, India. ㅤ