Chinese Best Cold Rolled Steel Coil JIS G3141 with Low Price

Chinese Best Cold Rolled Steel Coil JIS G3141 with Low Price System 1

Chinese Best Cold Rolled Steel Coil JIS G3141 with Low Price

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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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1.Structure of Best Cold Rolled Steel Coil JIS G3141 ：

The raw material of cold rolled steel coil/sheet is high quality h ot 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.

2.Main Features of Best Cold Rolled Steel Coil JIS G3141 ：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Chinese Best Cold Rolled Steel Coil

• Good visual effect

3. Cold Rolled Steel Images：

Chinese Best Cold Rolled Steel Coil JIS G3141 with Low Price

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

FAQ ：

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:I've been looking into battle-ready katanas a lot lately. And I've come across some debates between the best forges and steels to be used for them. The functional katanas I use now are Musashi brand katanas, using 1045 carbon steel. They each cost roughly $200-$250. The straight carbon steels are mentioned in the debates, but they aren't very sophisticated in their design. Now the higher end of this middle class of katana ($250-$1000) uses higher carbon. spring, damascus, and other various steels and combinations. I've heard a lot about the strength of damascus steel and it's cutting power. But I look for more than that. I've also been looking at (and for) durability, flexibility, and how well it stands up to contact. So I guess what I'm asking is for the opinion of people who have used these steels, and an answer on what the community thinks is the best steel for a mid range ($250-$1000) battle-ready katana. Looking forward to some good answers.: Go okorder / They have a list of the different types of steel and the qualities of them. Bugei Trading sells very good swords. i prefer the Cheness katana simply because they sell a nice sword at a lower price. Currently I use the Cheness Kazi Ko-Katana. It has a shorter blade length with allows me to do the draw properly for the style I practice. Hope this helps! P.S. just for reference, when I hear the term, Battle Ready, it makes my skin crawl. That terminology simply is not used by experienced martial artists. It is like using the word Studio to describe a martial arts school. EDIT: Peter Gun makes a good point about steel. For what its worth, Ive had several Paul Chen katana.

Q:How are steel coils inspected for bendability using bend testers?: Bend testers are specialized machines utilized to inspect the bendability of steel coils, measuring their flexibility and resistance against bending. The inspection process involves multiple steps to guarantee precise and dependable outcomes. To begin with, the steel coil is prepared by securing it firmly in place, typically using clamps or other mechanisms to prevent any movement during testing. This ensures stability and enables consistent and repeatable measurements. Following that, the bend tester is set up according to the specified testing parameters. These parameters usually include the desired bend angle, the speed at which the bend is applied, and the number of cycles to be performed. The bend tester is equipped with a bending mechanism that applies a controlled force on the coil, simulating the bending conditions it may experience in its application or use. Once the bend tester is ready, the bending process commences. The machine gradually applies an increasing force to the steel coil until it reaches the desired bend angle. Careful measurement and monitoring of this force take place throughout the process to ensure accuracy. While the bending process is underway, the machine records and displays significant data, such as the applied force, the angle of bend, and any indications of cracking or other defects. This data is crucial for evaluating the bendability of the steel coil and determining its compliance with required standards. Once the desired bend angle is attained, the coil is released from the bending mechanism, allowing any residual stresses to relax. This relaxation period is essential for observing any potential spring-back effect, where the coil partially returns to its original shape after bending. The amount of spring-back is also measured and recorded for further analysis. Finally, the inspection results are analyzed to assess the overall bendability of the steel coil. If the coil meets the specified bendability criteria, it can be deemed acceptable for its intended application. However, if any cracks, fractures, or excessive spring-back are detected, further investigation and analysis may be necessary to identify the cause and determine appropriate corrective actions. In conclusion, bend testers play a crucial role in inspecting the bendability of steel coils. Through a controlled and systematic process, these machines accurately measure flexibility and resistance to bending, ensuring the quality and reliability of steel coils used in various industries.

Q:How are steel coils processed into finished products?: Steel coils are processed into finished products through a series of steps including uncoiling, leveling, cutting, shaping, and surface treatment. The uncoiling process involves unwinding the steel coil to create a flat sheet. Next, leveling machines remove any unevenness in the sheet's surface. Then, the sheet is cut into desired lengths or shapes using cutting machines. Shaping processes such as bending, rolling, or stamping are performed to achieve the desired product form. Finally, surface treatment techniques like galvanizing, painting, or coating are applied to enhance the product's durability and appearance.

Q:How do steel coils compare to other materials, such as aluminum or copper?: Steel coils have several advantages over other materials such as aluminum or copper. Steel is stronger and more durable, making it an excellent choice for applications that require high tensile strength and resistance to wear and tear. Additionally, steel coils have a higher melting point than aluminum, making them more suitable for high-temperature environments. Copper, while a good conductor of electricity, is generally more expensive than steel and may not offer the same level of strength and versatility. Overall, steel coils are a cost-effective and reliable option for various industrial and construction purposes.

Q:What are the dimensions of steel coils used in the structural component industry?: The dimensions of steel coils used in the structural component industry can vary depending on the specific application and requirements. However, common dimensions for steel coils in this industry typically range from 0.5 to 3.0 millimeters in thickness and 600 to 2000 millimeters in width. The length of the coils can vary but is often around 2000 to 2500 meters.

Q:What are the different types of welding methods used for steel coils?: There are several types of welding methods used for steel coils, including: 1. Shielded Metal Arc Welding (SMAW): Also known as stick welding, it uses a flux-coated electrode to create an arc between the electrode and the base metal, forming a weld. 2. Gas Metal Arc Welding (GMAW): Also called MIG welding, it uses a continuous wire electrode and a shielding gas, typically argon or a mixture, to create a weld. 3. Flux-Cored Arc Welding (FCAW): Similar to GMAW, but instead of a solid wire electrode, it uses a tubular electrode filled with flux, which provides additional shielding and can be used with or without a shielding gas. 4. Submerged Arc Welding (SAW): It involves a continuous wire electrode and a granular flux that is fed under a layer of flux, creating a submerged arc and a highly efficient weld. 5. Resistance Welding: It utilizes electricity to generate heat and pressure, joining the steel coils together. Types of resistance welding include spot welding, seam welding, and projection welding. Each welding method has its own advantages and limitations, and the choice depends on factors such as the specific requirements of the steel coils, the thickness of the material, and the production process.

Q:Will hot dip galvanizing affect the properties of the steel: galvanize a Steel will lose some Small strength bu it will prolong the steel

Q:What are the environmental benefits of using steel coils?: Using steel coils offers several environmental advantages. To begin with, steel is a highly recyclable material. Steel coils can be easily recycled and transformed into new steel products, reducing the necessity for mining and extracting raw materials. Recycling steel also consumes less energy than producing it from scratch, resulting in lower greenhouse gas emissions and a smaller carbon footprint. Moreover, steel is renowned for its durability and longevity. When employed in construction or manufacturing, steel coils can endure for decades without compromising their structural integrity. This reduces the need for frequent replacements, which, in turn, decreases resource consumption and the energy required for production. Additionally, steel exhibits exceptional resistance to corrosion and weathering, making it an ideal choice for outdoor applications. Its ability to withstand harsh environmental conditions means that steel coils can maintain their functionality for extended periods, reducing waste generation and the environmental impacts associated with replacing damaged or deteriorated materials. Lastly, steel is an adaptable material that finds utility in a wide range of industries and applications. Its versatility allows for efficient resource utilization, as steel coils can be easily adjusted and customized to meet specific project requirements. This adaptability also enables the use of steel in sustainable building designs, such as energy-efficient structures or green buildings that incorporate renewable energy systems. In conclusion, the use of steel coils brings about environmental benefits related to their recyclability, durability, resistance to corrosion, and versatility. Opting for steel coils in various applications contributes to resource conservation, reduced carbon emissions, and a more sustainable future.

Q:I've heard on some 1911 forums that the slides of Armscor guns are now extruded. What is extruded steel? How is it made? Are they strong (4140carbon steel was used in the process).: Extruded steel is only the steel being run through a die when it is heated, it usually reduces the size of the grain of the steel itself, enhancing toughness. Realistically though, in a handgun, it doesn't matter if the frame is cast or forged, both types will hold up to any amount of abuse, unless you use it as a sledgehammer, and are splitting stones with it, then the forged frame would win. 4140 is more than adequate for a slide/frame. Hell, even mild steel would be adequate as long as you don't mind some dings and scratches, and again, don't use it as a sledgehammer...

Q:I've been looking for lots of info on this steel. Cold Steel uses it now in their knives replacing the AUS-8 steel. I was hoping somebody had a knife with this steel who could give me some real first hand knowledge not just numbers. Thanks!: Before I answer I must let you know that I have been a knife collector for 17 years, and have a great assortment of specialty and antique folding knives. As for your question, I wouldn't worry too much about it. The first answerer is very knowledgeable in this category. But in the real world, the steel chemistry of folding knives will never be as important as that of fixed blades or kitchen knives. The fact that manufacturures go through great lengths to advertise their superior steel is just for sales and bragging rights. When it comes down to it, a pocketknife might be useful, but it is never the best tool for the job. It is a compomised design from the beginning. If you need to cut a steak, a steak knife will do. A box cutter works best on cardboard. A razor works best for shaving, wire cutters best for cutting wire, an axe for chopping wood...I could go on. A pocket knife is never going to perform better than the real thing ( although I do prefer the can openers on Swiss army knives than real can openers). As for self defense, minus the concealability factor, a folding knife sucks compared to a fixed blade. But if you were to pull one out during an extreme circumstance, I doubt anyone is going to be effected by the Rockwell hardness.

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