• Hot Rolled Steel Coil Best Quality from China System 1
  • Hot Rolled Steel Coil Best Quality from China System 2
  • Hot Rolled Steel Coil Best Quality from China System 3
Hot Rolled Steel Coil Best Quality from China

Hot Rolled Steel Coil Best Quality from China

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Loading Port:
China Main Port
Payment Terms:
TT or L/C
Min Order Qty:
50 m.t.
Supply Capability:
50000 m.t./month

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General Information of Hot Rolled Steel Coil

Rolled to its final dimensions while it’s hot enough to scale, our hot-rolled steel is an amalgamation of the various qualities of steel.

It can be in the form of plates, sheets and coils.

Our Hot-Rolled Steel Sheets and Coils are applied to a wide range of uses such as automobile, electrical appliance, machinery manufacturing, container manufacturing, shipbuilding, bridge, pipeline, and receive high acclaim from our customers for its excellent quality.

 

Specification of Hot Rolled Steel Coil 

1.  Thickness 14mm - 60mm

2.  Width 1800mm - 2500mm

3.  Sheets Length 6000mm - 12000mm

4.  Internal Diameter 508mm or 610mm

5.  Steel Grade Q235B, Q235C, Q235D, Q345B, SPHC 510L, Q345A, Q345E, SS400, Q345G, Q345F

6.  FOB 620-720USD per ton

7.  Standard ASTM

8.  Rolling Precision A/B

9.  Edge Q/BQ

 

Technical Information of Hot Rolled Steel Coil

Chemical Composition

C

Si

Mn

P

S

0.04-0.05%

0.01-0.02%

0.18-0.22%

0.014-0.016%

0.006%-0.009%

Technical Data

1.  Yield Strength (Mpa) 280-320

2.  Tensile Strength (Mpa) 340-390

3.  Elongation 23%-41%

4.  Reverse Impact 9J

5.  T-bending ≥2T

6.  Pencil Hardness ≥2H

7.  Duration Of Salt Spray Test 500 H

8.  Bending At 180 Degree No crack, purling and fraction

 

Application of Hot Rolled Steel Coil

As raw material for:

1.  Container &Pipe Production

2.  Carbon Structural Steel

3.  Low Alloy Steel

4.  High Quality Carbon Structural Steel

5.  Atmospheric Corrosion Resistant Steel

6.  Low Carbon Steel (Commericial Quality, Drawing Quality, Deep Drawing Quality)

 

Export Package of Hot Rolled Steel Coil

BULK SHIPMENT PACKED WITH STEEL BELT.

Hot Rolled Steel Coil

Hot Rolled Steel Coil

Q:What are the common coil width tolerances?
The common coil width tolerances vary depending on the industry and specific application. However, some general coil width tolerances include +/- 0.005 inches, +/- 0.010 inches, or +/- 0.020 inches. It is important to note that these tolerances may differ based on the material, thickness, and quality requirements of the coil.
Q:How are steel coils used in the manufacturing of construction materials?
Steel coils are used in the manufacturing of construction materials as they are processed and shaped into various components such as beams, columns, and reinforcement bars. These coils are unwound and fed into machines that cut, bend, and mold them into the required shapes, ensuring the strength and durability of the construction materials.
Q:What are the different methods of coil recoiling for steel coils?
Steel coils can undergo coil recoiling using various methods, each with its own advantages and applications. Some commonly used methods include: 1. Slitting and rewinding: This method entails cutting the wide steel coil into narrower strips, which are then rewound into smaller coils. Circular blade slitting machines are typically employed for steel cutting, while the rewinding process ensures tight and uniform winding of the narrower strips. Industries like automotive, construction, and packaging widely employ this method. 2. Rewinding with tension control: This method involves unwinding and rewinding the steel coil using tension control systems. These systems maintain consistent tension throughout the recoiling process, resulting in uniform winding quality. This method proves beneficial when handling delicate or sensitive materials that require gentle treatment. 3. Recoiling with edge trimming: In situations where steel coil edges are damaged, uneven, or flawed, edge trimming can be combined with the recoiling process. Edge trimming machines remove defective sections, ensuring coils with smooth and even edges. 4. Recoiling with surface treatment: Steel coils often undergo surface treatment processes like oiling, coating, or galvanizing to enhance corrosion resistance or improve surface properties. Recoiling can be performed alongside these treatments, guaranteeing proper application and uniform coverage across the entire coil surface. 5. Recoiling with tension leveling: Tension leveling is a process that eliminates coil shape defects, such as coil set or crossbow, by applying tension during recoiling. This method ensures a flat and even coil shape, which is advantageous for subsequent processing and manufacturing operations. 6. Recoiling with precision slitting: Precision slitting is a specialized method used to achieve extremely narrow strip widths or tight tolerances in the steel coil. It involves precise control of slitting knives and winding tension to ensure accurate and consistent strip dimensions. Industries requiring high precision, such as electronics or precision engineering, commonly employ this method. In summary, the choice of coil recoiling method depends on factors such as desired coil dimensions, material characteristics, surface requirements, and the specific industry or application. Manufacturers often combine multiple methods to meet the diverse needs of their customers.
Q:What are the different methods of coil end welding for steel coils?
Steel coils can be welded together using various methods. Some of these methods include: 1. Resistance Welding: By applying an electric current to the coil ends, the heat causes them to melt and join. This method is popular for its efficiency and speed. 2. Laser Welding: A high-energy laser beam is used to melt and fuse the coil ends precisely. This technique ensures high-quality welds. 3. Tungsten Inert Gas (TIG) Welding: TIG welding creates a protective atmosphere around the welding area using a non-consumable tungsten electrode and an inert gas like argon. It produces clean and strong welds, making it suitable for steel coil end welding. 4. Plasma Arc Welding: This method involves using a plasma torch to create an electric arc between the electrode and the workpiece. The intense heat generated melts the coil ends for welding. 5. Electron Beam Welding: A high-velocity beam of electrons heats and melts the coil ends. This technique is used for thick steel coils and offers deep penetration and high welding speed. 6. Friction Stir Welding: By using a rotating tool to generate friction and heat, the coil ends soften and fuse together. Although commonly used for joining aluminum coils, it can also be applied to steel coils. These are just a few examples of the different methods available for welding steel coil ends. The choice of method depends on factors such as desired weld quality, production speed, material thickness, and application requirements.
Q:I found this amazing kid on youtube - is he using nylon or steel strings?(I'm buying my first guitar! helpp)oh and is fingerstyle also possible in steel string guitar? does it hurt?(I might sound really stupid-..)thanks a lot
Lol that's sung ha jung. You can play with both types but it is easier to start off learning in nylon.
Q:I have several stainless steel utensils and appliances, so when I put them through the dishwasher some of them are rusting, I think its because my current dishwashing soap is harsh, what is some great dishwashing soap that will clean my dishes and not be so hard on my stainless steel appliances and utensils?
Jan is correct. You need to have some nickel in the stainless steel to prevent rusting, like 18/10 which has 10% nickel alloy in the steel.
Q:What are the different coil coating options available for steel coils?
There are several different coil coating options available for steel coils, each offering unique benefits and applications. 1. Polyester Coil Coating: Polyester coil coatings are the most commonly used option due to their affordability and versatility. These coatings provide good durability, weather resistance, and color retention, making them suitable for a wide range of indoor and outdoor applications. 2. Polyvinylidene Fluoride (PVDF) Coil Coating: PVDF coil coatings offer excellent resistance to fading, chalking, and chemical exposure. They are highly durable, making them ideal for exterior applications where long-term performance is required. PVDF coatings also have good dirt and stain resistance. 3. Polyurethane Coil Coating: Polyurethane coil coatings provide exceptional adhesion and flexibility. They are often used in applications where the steel coils require excellent resistance to abrasion, impact, and corrosion. Polyurethane coatings also offer good color retention and weather resistance. 4. Silicone Modified Polyester (SMP) Coil Coating: SMP coatings combine the benefits of polyester and silicone coatings. They offer enhanced resistance to chalking, fading, and industrial pollutants. SMP coatings are commonly used in agricultural, industrial, and architectural applications. 5. Polyvinyl Chloride (PVC) Coil Coating: PVC coil coatings provide excellent chemical resistance and are frequently used in applications where resistance to acids, alkalis, and solvents is critical. These coatings also offer good color retention and have a low environmental impact. 6. Epoxy Coil Coating: Epoxy coatings provide exceptional adhesion and corrosion resistance. They are often used in demanding environments such as marine or chemical processing industries. Epoxy coatings can be formulated to meet specific performance requirements, making them highly customizable. 7. Acrylic Coil Coating: Acrylic coatings offer excellent color retention, UV resistance, and gloss retention. They are commonly used in architectural applications where aesthetics are important. Acrylic coatings also provide good resistance to weathering and chemicals. It is important to consider the specific requirements of the application when choosing a coil coating option. Factors such as durability, weather resistance, chemical resistance, adhesion, and color retention should be taken into account to ensure the best performance and longevity of the steel coils.
Q:Can steel and/or stainless steel turn rusty ?
Stainless is an alloy mixture the contains iron and nickel and does not rust.
Q:How are steel coils inspected for edge quality using visual inspection?
Steel coils are inspected for edge quality using visual inspection by carefully examining the edges of the coils for any defects, such as cracks, burrs, or unevenness. Trained inspectors visually assess the edges for any visible abnormalities or irregularities, ensuring that the edges meet the required quality standards for further processing or usage.
Q:Does anyone know anything about Kodiak Steel Homes?
Steel framing replaces all the wood making the house stronger and resistant to termites. Costs about $2,000 more per house and there is a lack of trained framers in most cities. Never heard of Kodiak brand. Do you know a city where they are located?
JNSTEEL was founded in 1958, 38,000 employees , total assets of 42.2 billion yuan , the products in the plate , plate, hot-rolled sheet , cold-rolled sheet based, is now the Shandong is the state-owned Assets supervision and Administration Commission provincial conglomerates.

1. Manufacturer Overview

Location Shandong, China
Year Established 1958
Annual Output Value
Main Markets Mid East
Northern Europe
North America
Eastern Asia
Africa
Eastern Europe
Southeast Asia
Western Europe
Southern Europe
Company Certifications ISO 9001

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Tianjin; Qingdao
Export Percentage 80%
No.of Employees in Trade Department 100People
Language Spoken: English; Chinese; Korean
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing OEM Service Offered; Design Service Offered
Product Price Range Average

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