Hot Dipped Galvanized Steel Coils CNBM
- Ref Price:
-
- Loading Port:
- Guangzhou
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 3000 m.t./month
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1.Quick Details:
hot dipped galvanized steel coil
Material： | SGCC, DX51D+Z |
Thickness: | 0.13-0.8mm |
Width: | 750-1250mm |
Zinc coated: | 40-180g/m2 |
Standard: | ASTM,AISI,DIN,GB |
Spangle: | Zero Spangle, Regular Spangle, Small Spangle |
Surface treatment: | chromated and oiled, chromated and non-oiled |
Technique: | cold rolled galvanized |
Grade: | Prime |
ID: | 508mm or 610mm |
Coild weight: | 3-5MT/Coil or as your request |
Quality: | Softy , half hard and hard quality |
2.Packaging & Delivery
Packaging Details:Fully seaworthy export packing. Each coil is wrapped in water-proof paper.Fixed with steel strips.
Delivery Detail:about 12 days
3.Festure：
Certificate: | ISO9001, BV test |
MOQ: | 20MT |
Supply Ability: | 3000MT/month |
OEM: | Accept |
Price Item: | FOB, CFR, CIF |
4.Specification:
Standard | EN 10327 | DX51D+AZ, DX52D+AZ, DX53D+AZ, |
EN 10326 | SS250GD+AZ, SS350GD+AZ | |
JIS G3321 | SGLCC, SGLCD, SGLCDD, SGLC 400 | |
ASTM A792M | CS type C, CS type B, DS, SS255, SS345 | |
Base Metal | Cold rolled steel coils SPCC, SPCD, SPCE, DC01, DC03, DC04, CS, DS, DDS, Q195, Q250, Q350 | |
Thickness | 0.22mm-2.0mm | |
Width | 700mm-1300mm | |
Coil ID | 508mm, 610mm | |
Zinc coating | 60g/m2-180g/m2 | |
Surface treating | chromium free passivation, chromium passivation, fingerprint resistant, oiled | |
Spangle types | regular spangle | |
5.What is the application of Steel Coil?
There are two sides,one is out side: Workshop, agricultural warehouse, residential precast unit, corrugated roof, roller shutter door, rainwater drainage pipe, retailer booth;the other is inside: Door, doorcase, light steel roof structure, folding screen, elevator, stairway, vent gutter.
- Q: Brass as a rule I believe is betterhowever I do not plan to get into reloading any time soon I just want some cheap practice ammo so will steel case ammo hurt my gun (semi auto) any more than brass ammo and if so how much more?
- I think you answered the question correctly yourself. Yes. BRASS CASE IS BETTER. MUCH MUCH BETTER. Steel case is for the birds. Brass case feeds better in semi-autos as far as I can remember. High end guns all the way to cheapo's, the brass stuff is better. Ever notice how steel case cartridges almost always seem to have visible bulges in the cases right at the butt ends of the bullets? ? ? Not quite so with brass ammo. Cheap shots or expensive shots I prefer ammo in brass.
- Q: What is the difference between black steel pipes and galvanized steel pipes when used for water or gas, and why?
- Just because two things are painted red doesn't mean that they're the same. You need to know what type of iron (if it really is iron, but doubtful) your black iron pipe is made from. Sometimes standard pipe used in commercial applications for plumbing is called black pipe by the contractors. This type of black pipe is usually A53. Pipes can come in many types of grades of steel. Is the pipe A500, A53, A106, etc? Each grade has slightly different chemical compositions that give the steel different mechanical characteristics. Also, pipe can come in different schedules (wall thicknesses) which does not change the outside diameter of the pipe. With an increase in wall thickness a pipe will become more rigid.
- Q: What are the different types of steel coil coatings?
- Various purposes require the use of different types of steel coil coatings. Some of the most commonly used types include: 1. Galvanized Coating: This coating, based on zinc, offers excellent corrosion resistance to steel coils. It is often utilized in outdoor applications that subject the coils to harsh weather conditions. 2. Galvannealed Coating: Similar to galvanized coating, galvannealed coating also contains zinc, but it undergoes heat treatment to form an alloy with the steel surface. This type of coating provides superior paint adhesion and is frequently employed in applications where the coated coils will be painted or further processed. 3. Pre-painted Coating: As the name suggests, pre-painted coatings are applied to steel coils before they are delivered to customers. These coatings can be made of various materials such as polyester, polyurethane, epoxy, or fluoropolymer. Pre-painted coils are commonly used in the construction, automotive, and appliance industries. 4. Electro-galvanized Coating: This coating is applied to steel coils through an electroplating process, depositing a thin layer of zinc on the steel surface. Electro-galvanized coatings offer good corrosion resistance and are often employed in indoor applications or where a thinner coating is desired. 5. Aluminized Coating: Aluminized coatings involve applying a thin layer of aluminum to the surface of steel coils. This type of coating provides excellent heat resistance and is commonly used in exhaust systems, ovens, and other high-temperature applications. 6. Organic Coatings: Steel coils are typically coated with organic materials to provide additional protection against corrosion and improve aesthetics. These coatings can come in the form of paints, lacquers, or powder coatings, and they can be tailored to meet specific requirements in terms of color, gloss, and durability. In conclusion, the selection of a steel coil coating depends on the specific application, environmental conditions, desired aesthetics, and performance requirements.
- Q: How are steel coils used in the manufacturing of automotive bodies?
- Steel coils are used in the manufacturing of automotive bodies as they are transformed into sheets which are then stamped and formed into various components such as body panels, frames, and structural reinforcements. These coils provide the necessary strength and durability required for the construction of car bodies, ensuring safety and stability on the road.
- Q: Can steel coils be used in architectural applications?
- Yes, steel coils can be used in architectural applications. Steel coils are versatile and can be processed into various shapes and forms to meet the unique design requirements of architectural projects. They can be used in the construction of buildings, bridges, and other structures, as well as in the fabrication of architectural elements such as roofing, cladding, and facades. Steel coils offer several advantages in architectural applications. They are highly durable, strong, and resistant to corrosion, making them suitable for long-lasting and low-maintenance structures. Steel coils can also be customized in terms of thickness, width, and surface finish, allowing architects to achieve their desired aesthetic and functional goals. In addition, steel coils are known for their structural stability and load-bearing capacity, which are crucial factors in architectural designs. Their high strength-to-weight ratio makes them an ideal choice for creating large and open interior spaces, as well as for supporting heavy loads in multi-story buildings. Furthermore, steel coils can be easily fabricated and installed, saving time and labor costs during construction. They can be efficiently formed, cut, and welded to create complex shapes or architectural details. Moreover, steel coils can be pre-fabricated off-site, ensuring precision and quality control, and then assembled on-site, reducing construction time and minimizing disruptions to the surrounding environment. Overall, steel coils offer architects and designers a wide range of possibilities in architectural applications. Whether it is for structural support, aesthetic appeal, or functional requirements, steel coils provide a reliable and versatile material option that can meet the demands of modern architectural projects.
- Q: What are the different types of steel coil packaging materials?
- There are several types of steel coil packaging materials, including steel strapping, plastic strapping, stretch film, edge protectors, corner protectors, and cardboard tubes.
- Q: How are steel coils used in the production of storage systems?
- Steel coils are used in the production of storage systems as they are rolled into sheets and then formed into various components such as shelves, frames, and brackets. These components are then assembled to create sturdy and durable storage systems that can hold and organize various items efficiently.
- Q: How do steel coils contribute to the manufacturing of electrical equipment?
- Steel coils are used in the manufacturing of electrical equipment as they provide structural support and enhance the durability of various components. They are commonly used in transformers, motors, and generators, where they serve as the core material due to their magnetic properties. The steel coils help to create and maintain magnetic fields, ensuring efficient energy transfer and enhancing the overall performance of electrical equipment.
- Q: Can steel coils be coated with thermally insulating materials?
- Yes, steel coils can be coated with thermally insulating materials.
- Q: How are steel coils inspected for surface defects using non-destructive testing methods?
- Steel coils are inspected for surface defects using non-destructive testing (NDT) methods to ensure their quality and integrity. There are several common NDT methods employed in this process. One of the most widely used methods is visual inspection, where trained inspectors visually examine the surface of the steel coils for any visible defects such as scratches, cracks, pits, or corrosion. This method is relatively simple and cost-effective but is limited to detecting only surface-level defects. Another commonly used NDT method is magnetic particle testing (MT). This method utilizes the principles of magnetism to identify surface and near-surface defects in ferromagnetic materials like steel. A magnetic field is applied to the steel coil, and iron particles are applied to the surface. If there is a defect, such as a crack or discontinuity, the iron particles will concentrate around it, making the defect visible to the inspector. Liquid penetrant testing (PT) is another NDT method used to inspect steel coils for surface defects. In this method, a liquid penetrant is applied to the surface of the coil. The penetrant is drawn into any surface defects by capillary action. After a certain period, excess penetrant is removed, and a developer is applied. The developer draws out the penetrant from any defects, making them visible to the inspector. Ultrasonic testing (UT) is a widely used NDT method that can detect both surface and subsurface defects in steel coils. High-frequency sound waves are transmitted into the steel coil, and the reflected waves are analyzed to identify any abnormalities. This method can detect defects such as cracks, inclusions, and voids that may not be visible to the naked eye. Additionally, eddy current testing (ECT) is another NDT method used for inspecting steel coils. This method utilizes electromagnetic induction to detect surface and near-surface defects. A coil carrying an alternating current is placed near the surface of the coil being inspected. Any changes in the coil's electrical conductivity caused by surface defects are detected and analyzed, allowing the inspector to identify and evaluate the severity of the defects. In conclusion, steel coils are inspected for surface defects using various non-destructive testing methods such as visual inspection, magnetic particle testing, liquid penetrant testing, ultrasonic testing, and eddy current testing. These methods ensure the quality and integrity of the steel coils before they are used in various applications.
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Hot Dipped Galvanized Steel Coils CNBM
- Ref Price:
-
- Loading Port:
- Guangzhou
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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