Prime quantity Cold Rolled Steel Coils/Sheets， CNBM
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 100000 m.t./month
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Specification
Product Name | Cold Rolled Sheet Coil |
Material | SPCC/SPCD/SPCE/DC01/ST12/ ST14/SPCD/DC03/DC04 ect. |
Grade Standard | JIS G3302, EN10142, ASTM653, ASTM95 |
Thickness | 0.15-3.5mm |
Width | 600mm-1500mm |
Coil ID | 508-610mm |
Coil OD | max 1500mm |
Weight | 3-10 Tons |
Tolerance | Thickness tolerance:+/-0.02mm; Width tolerance:+/-5mm |
Surface | No-skin passed or Skin passed, Tensile leveled |
Surface Treatment | Chromate/Unchromate passivation, fingerprint resistant treatment, oiled/unoiled |
Annual Output | 350,000MT |
Application | Construction, hardware, home applicances, interior decoration |
General Application of Cold Rolled Steel Coil:
Classification | Designation | Characteristics | Main applications |
Commercial quality | SPCC SPCCT | Commercial quality suitable for bending fabrication and simple forming; this is the type in greatest demand. | Refrigerators, cabinets, power distribution baords and drums. |
Drawing quality | SPCD | Drawing quality second only to that of SPCEN. Excellent uniformity. | Automobile floor and roof panels. |
Deep-drawing quality | SPCE SPCF | Deep-drawing quality.With metallurgically controlled grain size, it retains its beautiful finish even after being deep-drawn. | Automobile fenders and quarter panels |
Extra deep-drawing quality | SPCG | Extra-low-carbon steel sheets with highest workability | Automobile internal panels and deep-drawn parts |
Specification
1. Thickness: 0.4-2.0mm
2. Width: 900-1250mm
3. Inner Diameter: 508 & 610mm
4. Weight of Steel Coil: 3-15MT
5. Heat Treatment: Annealed + Smoothed
6. Margin Status: EC & EM
7. Surface Quality: FC & FD
8. Surface Treatment: Oiling
9. Surface Status: Bright
Chemical Components
Grade | Chemical Components | ||||
C | Mn | P | S | Alt | |
St12 | ≤0.10 | ≤0.50 | ≤0.035 | ≤0.025 | ≥0.020 |
St13 | ≤0.08 | ≤0.45 | ≤0.030 | ≤0.025 | ≥0.020 |
St14 | ≤0.08 | ≤0.40 | ≤0.025 | ≤0.020 | ≥0.020 |
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%
- Q: What is the impact resistance of galvanized steel sheets?
- Galvanized steel sheets have a high impact resistance, making them ideal for applications that require durability and protection against impacts or heavy loads.
- Q: What are the different sheet metal piercing techniques for steel sheets?
- There are several sheet metal piercing techniques used for steel sheets, including drilling, punching, and laser cutting. Drilling involves using a drill bit to create holes in the sheet metal. Punching uses a punch and die set to force a hole through the material. Laser cutting employs a high-powered laser beam to melt or vaporize the metal, creating precise and clean cuts. These techniques offer different advantages depending on the specific requirements of the project.
- Q: What is the difference between coated and uncoated steel sheets?
- The primary distinction between coated and uncoated steel sheets lies in their protective layer and surface finish. Coated steel sheets, also referred to as galvanized steel sheets, possess a layer of zinc coating to prevent corrosion and enhance durability. This zinc coating serves as a sacrificial layer, shielding the underlying steel from rust and other forms of damage. Furthermore, coated steel sheets exhibit a more polished and smoother appearance. In contrast, uncoated steel sheets do not undergo any treatment involving a protective layer. Consequently, they are more prone to corrosion, particularly when exposed to moisture or chemicals. Uncoated steel sheets are commonly utilized in situations where corrosion resistance is not a significant concern, such as in construction projects where the steel will be covered or safeguarded in some manner. Regarding cost, coated steel sheets are generally pricier than uncoated steel sheets due to the additional manufacturing process required to apply the zinc coating. Nevertheless, the increased cost is justified by the improved durability and extended lifespan of coated steel sheets. To summarize, the key disparity between coated and uncoated steel sheets lies in the presence of a protective layer. Coated steel sheets offer superior corrosion resistance and possess a smoother appearance, while uncoated steel sheets are more susceptible to corrosion and possess a rougher surface finish.
- Q: What is the hardness of steel sheets?
- The hardness of steel sheets can vary depending on the specific type and grade of steel, but generally, steel sheets have a high level of hardness ranging from 30 to 60 on the Rockwell C scale.
- Q: What is the difference between a smooth and diamond plate steel sheet?
- Smooth steel sheets are sheets of steel that have a flat, even surface, devoid of any raised patterns or textures. They are typically manufactured by rolling and smoothing the steel to achieve a uniform look. These sheets are commonly utilized in applications where a clean, polished appearance is desired, such as in architectural projects or for decorative purposes. On the contrary, diamond plate steel sheets, also known as tread plate or checker plate, possess a raised pattern of diamonds or lines embossed on their surface. This pattern not only adds visual appeal but also offers improved traction and grip, making it ideal for scenarios that necessitate slip resistance or protection against slipping hazards. Diamond plate steel sheets find frequent use in industrial settings, such as on ramps, stairs, or walkways, where increased safety and stability are required. In terms of functionality, the primary distinction between smooth and diamond plate steel sheets lies in their surface texture and the specific purposes they serve. While smooth steel sheets prioritize a sleek appearance, diamond plate steel sheets prioritize functionality and safety.
- Q: Can steel sheets be used for noise barriers?
- Indeed, noise barriers can indeed utilize steel sheets. Steel, being a resilient and sturdy substance, can effectively hinder or diminish the propagation of sound waves. Its substantial density and mass aid in the absorption and reflection of sound, thereby impeding its passage through the barrier. It is possible to tailor and produce steel sheets specifically for the purpose of noise reduction, incorporating attributes like perforations or acoustic insulation materials to enhance their efficacy. Moreover, steel sheets can be treated with coatings or paint to bolster their resistance against adverse weather conditions and corrosion. In general, steel sheets present a feasible choice for the construction of noise barriers, particularly in locales with elevated levels of noise pollution.
- Q: Are steel sheets suitable for automotive chassis?
- Automotive chassis can indeed be made using steel sheets. Steel is a favored option for constructing automotive chassis because of its robustness, durability, and affordability. It provides exceptional structural integrity and can endure the various forces and strains encountered by a vehicle during operation. Steel sheets also possess commendable resistance against impacts, vibrations, and corrosion, which renders them highly suitable for utilization in automotive chassis. Furthermore, steel is a readily accessible material that can be easily shaped, welded, and molded into diverse forms and sizes, thus allowing for flexibility in design and manufacturing procedures. In summary, steel sheets are a trustworthy and extensively employed material in the automotive sector when it comes to fabricating chassis that fulfill the necessary safety, performance, and longevity criteria.
- Q: What are the driving methods for steel sheet piles?
- The construction of steel sheet pile mainly consists of mechanical hand, crawler crane, vibratory hammer and static pile driving machine.
- Q: What are the uses of steel sheets?
- Steel sheets have a wide range of uses across various industries and applications. They are commonly utilized in construction for roofing, siding, and structural components. Steel sheets are also used in automotive manufacturing for body panels, chassis, and engine parts. Additionally, they find applications in the manufacturing of appliances, furniture, storage tanks, and machinery. The versatility, durability, and strength of steel sheets make them an essential material in many sectors.
- Q: Are steel sheets prone to warping or bending?
- Yes, steel sheets are prone to warping or bending under certain conditions. Factors such as temperature changes, excessive weight, or improper handling can cause steel sheets to warp or bend.
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Prime quantity Cold Rolled Steel Coils/Sheets， CNBM
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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