Hot Rolled Steel Coil Chinese Supplier Made in China

Hot Rolled Steel Coil Chinese Supplier Made in China

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 50000 m.t./month

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Product Description

Q195,Q235,ASTM gradeB,gradeC,GradeD,JIS SS400,EN S235JR hot rolled steel coil

1.product: hot rolled steel coil, SPHC.
2.standard: GB,ASTM,JIS,EN,IS
3.delivery condition: hot rolled or annealed
4.delivery time: within 30days after L/C or T/T deposit
5.size: thickness 1-4mm
width 800-1600mm
6.coil weight: 2.5-3mt
7.packing method: bundled with steel strip
8.payment terms: 100%L/C at sight or 30%T/T deposit +70%balance against B/L copy.
9.MOQ: 50mt for single size
10.chemical compostion and technical property:

Grade	Chemical Composition
	C	Si	Mn	S	P
Q235A	0.14-0.22	0.17-0.30	0.35-0.65	≤0.050	≤0.045
Q235B	0.12-0.20	0.17-0.30	0.35-0.67	≤0.045	≤0.045
Q235C	≤0.18	0.17-0.30	0.35-0.80	≤0.040	≤0.040
Q235D	≤0.17	0.17-0.35	0.35-0.80	≤0.040	≤0.035
technical property	tensile strength	elongation	yield strength	hardness	reduction area

	≥420MPa	25%	≥250MPa	≥156HB	≥55

Products Picture:

Hot Rolled Steel Coil Chinese Supplier Made in China

FAQ

1. Q: What's the MOQ?

A: Our MOQ is 25mt.

2. Q: What's the delivery time?

A: It will take about 30 days after TT or L/C.

3. Q: What is the payment terms?

A: T/T, L/C at sight

4. Q: How does your factory carry out quality control?

A: We attach great importance to quality control.Every part of our products has its own QC.

5. Q: What certificate do you have?

A: We have SGS, ISO9001 etc. Also we can apply any certificate if you need if the qty is OK.

Q: how simple is it to take it scrape steel and recyle it. does annybody know the process . i want to do this but first i need some basic information. as far as i know first to melt the steel and in a furness on high heat and than give the shape that customer wants. how right or wrong am i . i want to start on a very small scale.: I think the melting point of steel is quite high into the two thousand degree F range. If you don't have something that can generate that heat and handle the molten result, you will find recycling scrap iron/steel to be very difficult. The best way to recycle metals is to find a scrap yard that will pay you by the pound for your collected scraps. From there the metals will go to sites which have the giant machinery required to start those metals into a new life. In short, it is not simple to recycle steel or iron.

Q: What are the main challenges in handling and processing steel coils?: The main challenges in handling and processing steel coils include their large size and weight, the risk of damage during transportation and storage, the need for specialized equipment and facilities, ensuring proper handling to prevent injury to workers, and addressing the potential for corrosion and rust. Additionally, the variability in coil dimensions and surface conditions can pose difficulties in achieving precise and consistent processing results.

Q: How are steel coils used in the production of aerospace structures?: Various methods are employed in the production of aerospace structures, with steel coils being a key component. Aircraft frames and components are commonly manufactured using steel coils. These coils are processed through a series of operations, such as cutting, bending, and welding, to create the necessary structural members of an aircraft, including fuselage sections, wing spars, and landing gear. The preference for steel coils in aerospace applications is due to their exceptional strength and durability. They are capable of withstanding the immense forces and stresses experienced during flight and landing. By utilizing steel coils, aerospace structures are able to maintain the required structural integrity, even in harsh operating conditions. Moreover, steel coils are also utilized in the production of aerospace fasteners and connectors. These components are crucial for securely holding various parts and structures together. Bolts, screws, and rivets, which are essential for assembling different sections of an aircraft, are commonly manufactured using steel coil materials. The strength and reliability of steel coils make them ideal for fastening applications, ensuring the secure connection of aerospace structures. Additionally, steel coils find application in the production of aerospace equipment and machinery. Heavy machinery and specialized equipment are integral to aerospace manufacturing processes. Steel coils are frequently used in the construction of these machines, as they provide robust and sturdy frameworks. Tooling, jigs, fixtures, and molds, which are necessary for producing aerospace structures with precision and accuracy, often incorporate steel coils. In conclusion, steel coils play a vital role in the production of aerospace structures. They are utilized as raw materials for manufacturing aircraft frames and components, fasteners and connectors, as well as aerospace equipment and machinery. The strength, durability, and reliability of steel coils make them indispensable in the aerospace industry, ensuring the safety and integrity of aerospace structures.

Q: What are the different thickness tolerances for steel coils?: The specific requirements and industry standards can cause the thickness tolerances for steel coils to vary. There are several common thickness tolerances for steel coils: - The standard tolerance ranges from ±0.005 inches to ±0.010 inches. This means that the actual thickness of the steel coil can deviate within this range from the specified thickness. - Stricter tolerances, known as tighter tolerances, may be necessary in certain cases, particularly for critical applications or industries. These tighter tolerances can range from ±0.002 inches to ±0.005 inches, ensuring more precise thickness control for the steel coils. - Custom thickness tolerances can be defined to meet the specific needs of a project or customer. These custom tolerances can be looser or tighter than the standard or tighter tolerances, depending on the application and desired precision level. It is important to consider that different industries and applications may have their own unique tolerance requirements. For example, industries such as automotive or aerospace may demand tighter tolerances due to the critical nature of their applications, while other industries may accept looser tolerances. Additionally, the specific type of steel being used can also affect the acceptable thickness tolerances. Therefore, consulting the relevant industry standards and specifications is crucial in determining the appropriate thickness tolerances for steel coils in a particular application.

Q: What types of steel are used in steel coils?: There are various types of steel used in steel coils, including carbon steel, stainless steel, galvanized steel, and high-strength low-alloy steel.

Q: I was curious to what type of steel I should get if I wanted something that kept its edge longer than 154cm but is still just as stainless. I don't know much about knife steels inform me please?: 154cm is a very good knife steel, the problem is in the heat treating. Stainless should be cryo treated to get all it can offer. That being said, if you really want to drop some coin, look at getting one made from CPM 440V. Stainless isn't as strong as carbon but on a smaller knife works well. You might also look for D-2 Tool steel. There are factory knives that are made of that.

Q: How are steel coils used in the production of wind turbines?: Steel coils are used in the production of wind turbines to manufacture the tower, nacelle, and other structural components. The coils are processed and shaped to form the required sections, which are then assembled and integrated to create the framework and support structure for the wind turbine. The high strength and durability of steel make it an ideal material for withstanding the demanding conditions and loads experienced by wind turbines.

Q: Is there much difference? Which is better? Are they equally safe? Is it just personal preference? Can you reccomend a good comfortable steel composite toe boot?: steel toe boots are just that a piece of steel fitted over the toes, composite toe boots use other materials that are just as hard BUT they do not have the connectivity levels as steel. if you are working in a cold climate steel toes will freeze them toes right off, also electrical environments. my advice get a good pair of composite ones, and you get what you pay for, its worth the investment. more than you could ever imagine. proper foot support. helps legs cramps, back pain etc...

Q: What are the different methods of forming steel coils into sheets?: There are several methods of forming steel coils into sheets, including hot rolling, cold rolling, and annealing. Hot rolling involves heating the steel coils and passing them through a series of rollers to reduce their thickness and shape them into sheets. Cold rolling, on the other hand, does not involve heating the coils and instead uses pressure to shape them into sheets, resulting in a smoother and more precise finish. Annealing is a process that involves heating the steel coils to a specific temperature and then slowly cooling them, which helps to relieve stress and improve the material's ductility before it is formed into sheets.

Q: If rebar steel is welded together as opposed to 'tied' does it decrease the strength of the steel?: Gary is right on! To add to it some rebar is heat treated if you weld it it loses the heat treating if you don't re heat treat it it will fail at the welded joint.

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