Chinese Best Cold Rolled Steel Coil JIS G 3302--Smooth and Flat Surface

Chinese Best Cold Rolled Steel Coil JIS G 3302--Smooth and Flat Surface System 1

Chinese Best Cold Rolled Steel Coil JIS G 3302--Smooth and Flat Surface System 2

Chinese Best Cold Rolled Steel Coil JIS G 3302--Smooth and Flat Surface

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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Chinese Best Cold Rolled Steel Coil JIS G 3302--Smooth and Flat Surface

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. 2.Main Features of the Cold Rolled Steel：

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

3. Cold Rolled Steel Images

Chinese Best Cold Rolled Steel Coil JIS G 3302--Smooth and Flat Surface

4.Cold Rolled Steel Specification

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

Grade: Q195~Q345

Thickness: 0.16mm~2.0mm

Width: 1250mm MAX

Coil weight:3-12 MT

Coil ID:508/610mm

5. FAQ of Cold Rolled Steel

1.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.

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

Usually within thirty working days after receiving buyer’s 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: What are the different types of steel coil packaging techniques?: There are several types of steel coil packaging techniques, including banding, strapping, shrink wrapping, and palletizing. Banding involves securing the coil with metal bands, while strapping uses plastic or steel straps. Shrink wrapping involves wrapping the coil with plastic film and applying heat to shrink it tightly. Palletizing involves stacking the coils on a pallet and securing them with stretch wrap or straps. These techniques help protect the coils during transportation and storage.

Q: What is the average surface finish tolerance for steel coils?: The average surface finish tolerance for steel coils can vary depending on the specific requirements and standards set by the industry or customer. Generally, it ranges from 10 to 20 micro-inches (0.25 to 0.5 micrometers), but it is important to consult the relevant specifications for the specific application.

Q: Why can hot rolled coils be placed outside?: Because the stress of participation should be eliminated

Q: a picture of the atomic structure of carbon steel: This is actually a quite complex question... The atomic arrangement in steels can be controlled over a pretty wide range of different structures. This is really the fundamental reason why steel is such a commonly used material. The different atomic structures produce different physical properties so metallurgists have developed many different processes to control the atomic structure to get the properties they want. One simple answer is that Fe is BCC, body centered cubic at room temperature at equilibrium conditions. When you heat Fe up, it transforms to FCC, face centered cubic. If you continue heating Fe, it goes back to BCC, then it melts. The addition of C makes these structures (and the transformation temperatures) different. Deviating from equilibrium conditions by, for example, cooling very quickly (quenching) creates different atomic structures (one of the most important is known as martensite). Depending on how much C is in the steel, you can also have two different atomic structures (two different phases) present in equilibirum, for example, pearlite which is a mix of alpha Fe (BCC) and iron carbide Fe3C (orthorombic crystal structure). So... you need to think a little more about exactly what you want a picture of. I hope this helps

Q: How are steel coils used in the manufacturing of electrical components?: Steel coils are used in the manufacturing of electrical components as they provide a strong and reliable core for various types of transformers and inductors. These coils are often wound around a steel core to enhance magnetic properties and improve efficiency, allowing for the transformation and transfer of electrical energy.

Q: How are steel coils transported internationally?: Typically, steel coils are shipped internationally by sea due to their heavy and bulky nature, which makes air transportation impractical. The most common method involves using specialized shipping containers called flatracks or open-top containers, which allow for easy loading and unloading onto vessels. Before being transported, the steel coils are typically securely strapped or banded together to prevent movement or damage during transit. Cranes or forklifts are then used to load the coils onto the flatracks or open-top containers. Careful placement and securing of the coils onto the containers ensure stability and prevent shifting during the journey. Once loaded, the containers are sealed and taken to the nearest port, where they are loaded onto cargo ships designed specifically for heavy and oversized cargo. These ships are equipped with specialized handling equipment like cranes and ramps to facilitate container handling. During the journey, the cargo ships adhere to predetermined shipping routes to reach the destination port. The duration of the journey depends on the distance between the origin and destination ports. Since steel coils are typically transported in large quantities, multiple containers may be loaded onto a single ship. Upon arrival at the destination port, cranes or ramps are used to unload the containers from the cargo ship. The steel coils are then carefully removed from the containers and transported to their final destination, which may involve further transportation by road or rail. Throughout the transportation process, it is crucial to adequately protect the steel coils from moisture, corrosion, and other potential damages. Special attention is given to handling and stowage to minimize the risk of structural damage or deformation. In conclusion, specialized shipping containers are utilized to transport steel coils internationally by sea. The coils are securely loaded onto flatracks or open-top containers and transported by cargo ships to the destination port. Proper handling and stowage techniques are employed to ensure the safe and secure transportation of the steel coils.

Q: I read that contrary to popular belief, today's folded steel swords are only made that way for tradition and cosmetics. In the past steel was very impure and therefore had to be folded in order to make a good sword. Today's steel manufacturing provides very pure steel and so folding the metal only makes it look nicer, but does nothing to improve the function of the blade.What do you think of this?: Folding Sword

Q: Ive been playing with my ping i3 graphite irons for 6 years now and some days i can hit it and some days i cant. Then i tried out my friends irons the other day and he had steel and i was hitting the ball anywhere i wanted it to go..Is that a fluke or is steel irons just better than shaft? I was thinking about trading my graphites for steel, is that a good idea??: Graphite is a lot lighter and will allow you to generate more swing speed and probably greater distance. I hit my graphite clubs about one club longer than my steel shafts. But, my steel shafts are far more accurate. I find I hit a lot more greens in regulation using my steel shafted irons than I do with my graphites. Since accuracy is far more important than distance for most people, I choose the steel shafted irons most of the time. You will NEVER see a professional or a low handicapper using graphite irons for this reason.

Q: Hi, I need to know why stainless steel is rust proof please tell me its for my science project. :): Stainless steel is an alloy of iron and other metals, notably Chromium and vanadium. You do not see it with the naked eye but at the surface of any stainless steel (SS) there are iron atoms and chromium atoms that are exposed. However, the chromium reacts preferentially to form an oxide. In essence, think of chromium sacrificing itself for iron so that iron will not rust. What a nice guy huh! This is called passivation just like most responders said. However, more than that the chromium oxide forms a tight protective layer that forms a physical barrier preventing Oxygen or any oxidant to reach and attack the iron underneath it. Also, the chromium oxide formed is not FLAKY and porous, so it does not mar much of the surface as an iron oxide (rust) would. For science project, you may not make it too technical but you can make a reference or make an ANALOGY of rust prevention to high school or social situations as being there for your friend or classmate But in real life, when the odds are too great, that protection afforded by chromium may not be enough. Because eventually all steel exposed to very oxidizing atmospheres will rust. Just a little break in the surface is enough to start the process of rusting.

Q: I want a stainless steel refrigerator that doesn't leave fingerprints and I'm looking on Lowe's website but they have too many choices and i don't have a clue what they are. The have stainless, stainless look, stainless steel, monochromatic satina, and monochromatic stainless steel. Can anyone tell me what the heck those mean? lol: RE: stainless steel refrigerator that doesn't leave fingerprints? I want a stainless steel refrigerator that doesn't leave fingerprints and I'm looking on Lowe's website but they have too many choices and i don't have a clue what they are. The have stainless, stainless look, stainless steel, monochromatic satina, and monochromatic stainless steel....

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