PREPAINTED STEEL COIL STANDARD JIS G 3312 CGCC
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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PREPAINTED STEEL COIL
Packaging & Delivery
Packaging Detail: seaworthy export package
Delivery Detail: on request
Specifications
1. more than 10 years’ experience on this field
2. advanced equipments
3. competitive price
4. soonest delivery
Product Description :
Commodity
PREPAINTED STEEL COIL
Technical Standard: JIS 3312
Grade：CGCC
Types:Commercial / Drawing / Deep Drawing / Structural quality
Width: 900mm/1000mm/1219mm/1200mm/1220mm/1250mm
Thickness: 0.2mm~4.0mm
Type of coating: galvanized
Zinc coating: Z40-275g/m2,Z40-Z450g/m2
ID coil: 508mm or 610mm
Coil weight: 3-10/MT per coil
Package: Properly packed for ocean freight exportation in 20''container
Application:: home appliances, constructions, building, machineries
Our Advantages :
1. Expertise:
More than 10 years of manufacture: we know how to properly handle every step of production.
2. Competitive price:
We can offer competitive prices to our customers.
3. Accuracy:
We have excellent technicians and leaders, which can ensure our products are exactly what you want.
4. Materials:
All galvanized steel coils are made of high-quality raw materials.
5. Certificate:
Our products are certified by ISO9001.
6. Productivity:
We have large-scales of production lines,, which can guarantee all your orders will be finished in earliest time.
Hr CGL Technical Process:
Coil loading-> uncoiling-> cutting-> welding-> entry accumulator-> Heating and deoxidization-> galvanizing-> air cooling->water quenching-> air dryer-> tension leveler-> Passivation->air dryer->exit accumulator-> oiling-> cutting-> recoiling->coil unloading-> packing
The furnace heating style: improved Sendzimir heating technology
Hourly output: max.76.3t/h
Process after coating: tension leveling, Passivation or oiling
Our Service
Our quality
Test Equipments of Prepainted Galvanized Steel Coil : Salt-spray tester; Atomic absorption spectrophotometer; Rockwell typer hardness tester; Tensile test machine; Metrohm titration; Laboratory Bend test machine.
Our packing
Properly packed for ocean freight exportation in 20''container, galvanized metal fluted rings on inner and outer edges, galvanized metal & waterproof paper wall protection disk, galvanized metal & waterproof paper around circumference.
R&D department
R&D department concentrates on researching and developing reliable products with best quality. The quality department test and control every process of production to guarantee the best quality of product
- Q: What are the common methods of cutting-to-length steel coils?
- Depending on the industry's specific requirements and capabilities, there are various common methods used to cut-to-length steel coils. 1. Shearing: For thinner gauge materials, one can utilize shearing, which involves using a shear blade to cut the steel coil into specific lengths. This cost-effective method is ideal for high-volume production. 2. Slitting: For narrower strips or multiple widths from a single coil, slitting is a suitable process. It entails passing the steel coil through rotating circular blades that cut the coil into desired widths. Slitting is commonly used for thinner gauge materials. 3. Laser cutting: To achieve precise and clean cuts, laser cutting employs a high-powered laser beam that melts and vaporizes the steel coil. This method is versatile, suitable for a wide range of materials, complex shapes, and contours. Laser cutting is often chosen for high-precision applications and smaller production runs. 4. Sawing: Thicker gauge materials are commonly cut using sawing. This method, which can be done manually or with automated sawing machines, involves using a saw blade to cut through the steel coil. Sawing is ideal for cutting large sections or heavy-duty applications. 5. Rotary cutting: Rotary cutting is frequently employed for thicker gauge materials in high-speed production. This method utilizes a rotary shear to cut the steel coil into desired lengths, providing a clean and accurate cut. Many industries prefer rotary cutting. It is important to consider that each method has its own advantages and limitations. The appropriate cutting method selection depends on factors such as material thickness, coil width, required precision, production volume, and budget constraints.
- Q: What are the common methods of packaging steel coils for transportation?
- The common methods of packaging steel coils for transportation include strapping, wrapping, and using wooden or steel cradles. Strapping involves securing the coils with metal or polyester bands, while wrapping involves using stretch film or shrink wrap to protect the coils from moisture and damage. Wooden or steel cradles are used to stack and secure multiple coils together, ensuring stability during transportation.
- Q: What are the different methods of annealing steel coils?
- Steel coils can be annealed using various methods, each with its own advantages and applications. Full annealing, process annealing, and spheroidize annealing are the main methods. The most common method is full annealing, wherein the steel coils are heated above their critical point (usually between 800 and 900 degrees Celsius or 1472 and 1652 degrees Fahrenheit) and then slowly cooled in a controlled manner. This process refines the grain structure of the steel, making it softer and more ductile. Full annealing is employed to relieve internal stresses, enhance machinability, and improve the overall mechanical properties of the steel. Process annealing, sometimes called subcritical annealing or stress relief annealing, is used to reduce the hardness and brittleness of steel coils. It involves heating the coils below their critical point (typically between 550 and 650 degrees Celsius or 1022 and 1202 degrees Fahrenheit) and then slowly cooling them. This method relieves internal stresses that may have developed during previous manufacturing processes like cold working or welding. Process annealing is commonly used to enhance the formability and toughness of steel coils. Spheroidize annealing is a specialized form of annealing that softens high carbon and alloy steels. It entails heating the steel coils slightly below their critical point (usually between 650 and 700 degrees Celsius or 1202 and 1292 degrees Fahrenheit) and holding them at that temperature for an extended period. This allows the carbides within the steel to transform into rounded or spheroidal shapes, thereby increasing machinability and ductility. Spheroidize annealing is frequently employed in the production of cutting tools, bearings, and other applications that require improved machinability. In addition to these main methods, there are variations and specialized techniques like recrystallization annealing, intercritical annealing, and solution annealing. Each method has specific parameters and temperature ranges. The choice of annealing method depends on factors such as the type of steel, desired mechanical properties, and intended application of the steel coils.
- Q: How are steel coils used in the manufacturing of pipelines?
- Steel coils are used in the manufacturing of pipelines as they are rolled into sheets to form the base material for the pipes. These coils are uncoiled and passed through a series of machines where they are cut, shaped, and welded together to create the desired length and diameter of the pipeline.
- Q: What is the process of pickling and oiling steel coils?
- The process of pickling and oiling steel coils involves several steps. First, the steel coils are immersed in a pickling bath containing a mixture of acids to remove any impurities, scale, and rust from the surface of the steel. This helps to improve the quality and appearance of the steel. After pickling, the coils are rinsed with water to remove any residual acid. Next, the coils are coated with a thin layer of oil. This oil acts as a protective barrier, preventing the steel from rusting or corroding during storage, transportation, and further processing. The oil also helps to enhance the surface finish of the steel. The pickled and oiled steel coils are then typically rolled or processed further according to specific requirements. This could involve additional annealing, cold rolling, or other treatments to achieve the desired properties or dimensions. Overall, the pickling and oiling process is crucial in preparing steel coils for various applications, ensuring they are clean, corrosion-resistant, and ready for further processing or use.
- Q: How are steel coils packaged for shipment?
- Steel coils are typically packaged for shipment by being tightly wound and secured with steel bands or straps. They are often placed on wooden skids or pallets to provide stability and protection during transportation. Additionally, protective covers or sheets may be used to shield the coils from moisture and other potential damages.
- Q: What are the common coil handling equipment used in the industry?
- Some common coil handling equipment used in the industry include coil cradles, coil reels, coil cars, coil upenders, and coil transfer conveyors. These machines are essential for efficiently handling and transporting coils of various materials, sizes, and weights in manufacturing and processing operations.
- Q: How are steel coils used in the production of automotive frames?
- Steel coils are used in the production of automotive frames by being unwound and fed into a machine that shapes and welds the steel into the desired frame structure. The high-strength and durability of steel make it an ideal material for automotive frames, providing structural integrity and safety to the vehicle.
- Q: I know you can still but steel core ammo. I have read that it IS Armor Piercing (AP) and I have read it is not. Which is true? I am not looking for its AP capabilities. I want it if it is or is not AP. I live in Oklahoma. I need to know if it legal for me to purchase it in this state; and where can i get it? I am over 18, not a felon, etc. I have seen it sold online in Oklahoma years ago, but have read it is and isn't legal to purchase here. I am looking for 7.62x39 steel core for an SKS. If anyone knows where or how to get some, please let me know, if it's legal. Thanks.
- If it is the same stuff I have seen before it is NOT AP stuff. The steel core is a mild steel that is used as a filler to give the bullet a longer bearing surface by reducing the weight that would have been the additional lead core. If the bullet was filled with all lead it would be over the weight desired for the load OR the projectile would be shorter making it less stable in flight. Also lead is a more costly metal to use than the cheap mild steel that China is producing. Anyone that has bought a tool at Wally World, BLOWES, Or HOMERS DESPOT in the last decade can vouch for how cheap the Chinese steel is...
- Q: Why can't you use a lead shot only choke with steel shot or a steel shot only choke with lead shot? I have used a lead only choke with steel shot and my shotgun shot fine and there was no damage to the choke.
- To add to this, Screw-In tubes in older guns can make removal a challenge. I destroyed a FULL lead tube removing it for a friend from his NOVA.
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PREPAINTED STEEL COIL STANDARD JIS G 3312 CGCC
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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