Cold Rolled Steel Sheet in Coil/Made in China/High Quality
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 12 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
High Quality Cold Rolled Steel Sheet in Coil
PRODUCT DESCRIPTION
Brief Introduction
Cold rolled steel coil is steel that has been worked below its recrystallization temperature by passing it between a pair of rollers. Recrystallization temperature is the temperature at which grains in the lattice structure of the metal have been rearranged, leaving it free of strain and deformations. Cold rolled steel coil is pre-treated before being cold rolled with a process known as pickling, which uses strong acids to remove scale and other impurities. The cold rolled steel coil is then passed through rollers to reduce its thickness. Most cold rolling takes place in multiple passes and as the size of the cold rolled steel coil is further reduced, its strength and hardness both increase, but its ductility decreases. After cold rolling, heating the metal up in a process known as annealing can restore some of its ductility. The final cold rolled steel coil may be manufactured in the form of sheets, strips, bars, or other forms.
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Specification
1. Thickness: 0.18-1.8mm
2. Width: 700-1300mm
3. Inner Diameter: 508mm
4. Weight of Steel Coil: 3-15MT
5. Heat Treatment: Annealed
6. Margin Status: EC & EM
7. Surface Quality: FB&FC
8. Surface Status: SB & SD
9. Surface Treatment: Oiling
Mechanical Properties
1. Yield Strength: ≤320MPa
2. Tensile Strength: ≤370MPa
3. Elongation (L=50mm, b=25mm) When:
(1) Nominal Thickness<0.25mm: 30%
(2) Nominal Thickness 0.25mm-<0.40: 32%
(3) Nominal Thickness 0.40-<0.60mm: 34%
(4) Nominal Thickness 0.60-<1.0mm: 36%
(5) Nominal Thickness 1.0-<1.6mm: 37%
(6) Nominal Thickness >1.6mm: 38%
Quality Control
With strict observation of lean management requirement,the company strictly examines and tests all processs.Each link from raw material supply to R&D and production and quality test of finished product all abide strictly execute ISO Quality Management System Standard.
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- Q: How are steel coils used in the manufacturing of automotive wheels?
- Steel coils are used in the manufacturing of automotive wheels as the primary raw material. These coils are first processed through a series of cutting, bending, and shaping processes to form the wheel rims. The steel's strength and durability make it an ideal material choice for withstanding the weight and stresses of a vehicle. Additionally, the coils undergo various heat treatment and finishing processes to enhance their resistance to corrosion and provide a smooth surface for painting or coating. Ultimately, steel coils play a crucial role in the production of automotive wheels, ensuring their structural integrity and performance on the road.
- Q: Ok, I need two negative facts about steel wheels and two for aluminum wheels. im designing a wheel for a project in design and draw for production class. Also if you find a web site that you got the info from plz refrence it i need to write down the source of the info, but if you can't its ok. Thanks
- Negative facts for steel wheels: (1) Not as many style choices as aluminum. (2) Rust easily even when painted or powder coated, due to rock chips. (3) Heaver than aluminum, as far as fuel economy. Negative facts for aluminum wheels: (1) More sensitive to proper torquing of lug nuts. IE torque must be checked more often. (2) Susceptible to impact damage from road hazards much more than steel. (3) Need constant attention to prevent oxidation. Are these what you are looking for? I hope so. Wingman
- Q: How are steel coils inspected for thickness and width accuracy?
- Steel coils are inspected for thickness and width accuracy using various methods such as ultrasonic testing, laser measurement systems, and manual measurements. Ultrasonic testing involves the use of sound waves to measure the thickness of the coil, while laser measurement systems provide precise width measurements. Additionally, manual measurements are also conducted by trained inspectors who use specialized tools to ensure the accuracy of thickness and width dimensions.
- Q: Steel or stainless steel
- Steel often has impurities that can generate fumes, which cause a fever identical to smoke inhalation. You always need to be concerned about what you are breathing around hot metal.
- Q: i am looking for an exact process of how to forge damascus steel.any tips or pointers and web sites or tutoreals will be helpfull.
- hand made folding knife English tip, blade of Damascus metallic sort Rose, 2,5mm thickness, no liners, teja spring embellished by using metallic report and billet surrounded of chrome metallic. A Damascus blade knife is characterised by using a wavy, mottled visual allure on the blade that’s led to by using the approach used to shape the metallic. the technique of transforming into Damascus metallic is derived from a centuries-previous forging technique used to create blades that grew to become very just about mythical of their attractiveness for power and sharpness it exchange into reported a Damascus knife ought to shrink with the aid of a rifle barrel to boot as with the aid of a hair falling on the blade.
- Q: How are steel coils used in the production of agricultural machinery parts?
- Steel coils are used in the production of agricultural machinery parts as they provide a durable and strong material for manufacturing components such as plow blades, tiller tines, and harvesting machine components. The steel coils are typically cut, shaped, and welded to create the necessary parts that can withstand the harsh conditions and heavy-duty operations involved in agricultural activities.
- Q: is red steel any good??????? not sure im really impressed but im not really into fighting games but it looks cool.... so whats your views guys???????anyone bored of smooth moves yet?anyone think the new sonic is bit cra ppy !!!!!!!!!!! darn them any new goooood games coming oput on the wii??
- Trauma center is awesome. Red steel isn't bad. Same as any other FPS except with a pointer... It's no half life, but its not terrible. Multiplayer is highly entertaining though. Especially if you can get four people playing mystery mode. Trust me, its worth the effort of getting them together. Like the other guy said, rent it. I wouldn't buy it.
- Q: Ok, so I'm obsessed with learning how to play the guitar (I preffer acoustic)... I'm a teenage girl that wants to play rock/pop/folk music... I want to learn first how to strum... then eventually how to pick...so what type of string is better? nylon or steel?
- You should start with a steel string guitar. Guitars with nylon strings are classical guitars and are used primarily for classical music, which is why you so rarely see a pop singer playing one. Don't worry about your fingers; they will hurt a little for the first week or two whether you have steel or nylon strings and then that will go away forever. You might want to consider using light gauge steel strings (or even extra light gauge) at first to make fretting easier. Good luck.
- Q: How are steel coils protected against UV radiation?
- Coil coating is a process that safeguards steel coils from UV radiation. This process entails applying a layer of paint or coating to the surface of the steel coil. By doing so, the coating acts as a protective barrier, shielding the metal from the harmful effects of the sun's ultraviolet rays. The protective coating used for steel coils is specifically designed to resist UV radiation. It contains pigments and additives that either absorb or reflect UV light, thereby reducing the amount of radiation that reaches the steel surface. To ensure maximum protection, the coating is applied in multiple layers. The first layer, called the primer, enhances adhesion to the steel surface and provides additional resistance against corrosion. Subsequent layers, such as the base coat and topcoat, improve durability and UV resistance. In addition to the coating, extra precautions can be taken to protect steel coils from UV radiation. This includes storing them in shaded areas or using covers to shield them from direct sunlight when stored outdoors. These measures minimize the exposure of the coated steel coils to UV radiation, helping to prolong their lifespan and maintain their appearance. Overall, the combination of a high-quality protective coating, proper storage, and handling practices ensures that steel coils are effectively shielded from the damaging effects of UV radiation. This allows them to maintain their structural integrity and aesthetic appeal for a long period of time.
- Q: What are the different testing methods used for steel coils?
- There are several testing methods used for steel coils, including visual inspection, dimensional measurements, hardness testing, tensile testing, bend testing, and surface quality analysis. These methods help ensure the quality and compliance of steel coils with the specified standards and requirements.
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Cold Rolled Steel Sheet in Coil/Made in China/High Quality
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 12 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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