• Best Cold Rolled Steel Coil JIS G 3302 Walls  Steel Coil ASTM 615-009 System 1
  • Best Cold Rolled Steel Coil JIS G 3302 Walls  Steel Coil ASTM 615-009 System 2
  • Best Cold Rolled Steel Coil JIS G 3302 Walls  Steel Coil ASTM 615-009 System 3
Best Cold Rolled Steel Coil JIS G 3302 Walls  Steel Coil ASTM 615-009

Best Cold Rolled Steel Coil JIS G 3302 Walls Steel Coil ASTM 615-009

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Loading Port:
Tianjin
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TT OR LC
Min Order Qty:
33 kg/m²
Supply Capability:
11 kg/m²/month

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1.Structure of Cold Rolled Steel Description:

The raw material of cold rolled steel coil/sheet is high quality hot rolled product, and after pickling continuous rolling, degreasing, annealing,skin pass,slitting and cut to length line etc. Along with it many kinds of new  technology and new process of global cold rolling production have been applied. Therefore the quality of the goods could be guaranteed. The product is widely used in outdoor and interior decoration, furnishing manufacturing, home appliance, automobile etc. it has a lower melting point than steel and good castability properties.[1] Certain compositions of cast iron, while retaining the economies of melting and casting, can be heat treated after casting to make malleable iron or ductile iron objects. Steel is also distinguishable from wrought iron (now largely obsolete), which may contain a small amount of carbon but large amounts of slag.

2.Main Features of the Cold Rolled Steel

• Excellent process capability

• Smooth and flat surface

• Workability, durability 

• Excellent heat resistance performance

 High strength

 Good formability

• Good visual effect

 

3.Cold Rolled Steel Images

Best Cold Rolled Steel Coil JIS G 3302 Walls  Steel Coil ASTM 615-009

4.Cold Rolled Steel Specification

Standard:AISI,ASTM,DIN,GB,JIS,JIS G3302 ASTM 653M EN10142

Grade: Q195~Q345

Thickness: 0.16mm~1.5mm,0.16-1.5mm

Width: 1250,600-1250mm

Coil weight:3-12 MT

Coil ID:508/610mm

Chemical composition:

C

Si

Mn

Cr

Ni

P

S

0.150

0.476

11.231

12.50

0.900

0.039

0.010

 

  

5.FAQ of Cold Rolled Steel 

We have organized several common questions for our clients,may help you sincerely: 

1.How about your company?

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel,is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customers requirements.

2.How to guarantee the quality of the products?

We have established the international advanced quality management system,every link from raw material to final product we have strict quality test;We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

3. How long can we receive the product after purchase?

Usually within thirty working days after receiving buyers advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-25 days, but the shipment will depend on the vessel situation.

Q:How are steel strips used in the production of springs?
Steel strips are used in the production of springs as they provide the necessary strength and flexibility required for the spring's functionality. These strips are shaped and coiled to form the desired spring shape, and their inherent properties allow for efficient energy absorption and release when the spring is compressed or stretched.
Q:What are the common surface rust prevention methods for steel strips?
Steel strips can be protected from corrosion through various surface rust prevention methods. These methods are effective in safeguarding the material and include: 1. Paint coating: A layer of paint applied to the steel strips acts as a barrier, preventing moisture and oxygen from reaching the metal. By doing so, the formation of rust is inhibited, and the lifespan of the steel strips is prolonged. 2. Galvanization: This process involves applying a layer of zinc to the surface of the steel strips. Zinc serves as a sacrificial anode, corroding before the steel does. Consequently, even if the zinc layer gets damaged, the steel remains protected from rust. 3. Electroplating: In this technique, a thin layer of chromium or nickel is deposited onto the surface of the steel strips. This layer acts as a protective barrier against rust, augmenting the steel's appearance and durability. 4. Rust inhibitors application: Chemical compounds known as rust inhibitors, rust preventatives, or rust converters can be applied to the steel strips' surface. These inhibitors create a protective film that hinders the formation of rust. 5. VCI (Volatile Corrosion Inhibitors) packaging: VCI packaging involves enclosing the steel strips in a material that emits volatile corrosion inhibitors. These inhibitors generate a protective atmosphere around the steel, effectively preventing rust formation, even in humid conditions. 6. Phosphating: The process of phosphating entails applying a layer of phosphate coating to the steel strips' surface. This coating enhances paint adhesion and acts as a protective barrier against rust. It should be noted that the selection of a rust prevention method depends on factors such as the intended use of the steel strips, environmental conditions, and budget constraints.
Q:How are steel strips disposed of at the end of their life cycle?
Steel strips are typically recycled at the end of their life cycle. They are collected and sent to recycling facilities where they are processed and transformed into new steel products, reducing the need for raw materials and minimizing waste.
Q:What are the common hardness levels for steel strips?
The common hardness levels for steel strips can vary depending on the specific grade and type of steel being used. However, some commonly encountered hardness levels for steel strips include: 1. Soft or Annealed: This refers to steel strips that have undergone annealing, a process that involves heating the steel to a specific temperature and then slowly cooling it. Annealed steel strips have a lower hardness level, making them more malleable and easier to form or shape. 2. Half-hard: Steel strips that have been cold-rolled and then annealed fall into the half-hard category. They have a moderate hardness level, providing a balance between strength and formability. Half-hard steel strips are often used in applications where some degree of resilience is required. 3. Full-hard: Steel strips that have been cold-rolled without subsequent annealing are considered full-hard. They have a higher hardness level, making them more rigid and less malleable. Full-hard steel strips are commonly used in applications that require high strength and resistance to deformation, such as springs or fasteners. 4. Tempered: Steel strips that have been heat-treated and then cooled rapidly are referred to as tempered. This process increases the hardness and strength of the steel, making it suitable for applications that require enhanced durability and resistance to wear. It is important to note that the hardness level of steel strips can be measured using different scales, such as the Rockwell or Brinell hardness scales. The specific hardness level required for a particular application will depend on factors such as the intended use, environmental conditions, and desired mechanical properties. Consulting with a metallurgical expert or referring to industry standards can help determine the appropriate hardness level for steel strips in a given context.
Q:Can steel strips be used in the production of hydraulic systems?
Yes, steel strips can be used in the production of hydraulic systems. Steel strips are commonly used for manufacturing various components such as tubing, fittings, and brackets that are integral to hydraulic systems. Steel's high strength, durability, and resistance to corrosion make it a suitable material for hydraulic applications.
Q:What are the different surface buffing methods for steel strips?
There are several surface buffing methods for steel strips, including mechanical buffing, chemical buffing, and electrochemical buffing. Mechanical buffing involves using abrasive materials like sandpaper or polishing pads to remove imperfections and create a smooth surface. Chemical buffing involves applying chemicals or compounds that react with the steel to remove oxidation or scale, resulting in a polished finish. Electrochemical buffing uses an electric current to remove surface defects and enhance the appearance of the steel strips.
Q:How do steel strips perform under extreme weather conditions?
Steel strips perform well under extreme weather conditions due to their high strength, durability, and resistance to corrosion. They are capable of withstanding extreme temperatures, intense winds, heavy rain, and snowfall. Additionally, steel strips have excellent structural stability, making them suitable for various applications in extreme weather environments.
Q:Are steel strips suitable for making furniture?
Yes, steel strips are suitable for making furniture. Steel strips are known for their strength, durability, and versatility, making them a popular choice for furniture manufacturing. Steel strips can be easily shaped, welded, and manipulated into various furniture designs, providing a modern and sleek aesthetic. Additionally, steel strips offer excellent load-bearing capabilities, ensuring the furniture's stability and longevity.
Q:What are the different joining methods for steel strips?
There are several different joining methods for steel strips, including welding, soldering, brazing, and mechanical fastening.
Q:How are defects in steel strips detected and repaired?
Defects in steel strips are commonly detected through various non-destructive testing methods such as visual inspection, ultrasonic testing, magnetic particle inspection, or eddy current testing. Once identified, the defects are typically repaired by removing the affected section through cutting or grinding, and then welding or patching the area to restore the integrity of the steel strip.

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