JIS G 3302 GALVANIZED STEEL COILS ZINC COATING 80g/m2
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25.00 m.t.
- Supply Capability:
- 10000 m.t./month
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Prime Galvanized 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
Hot dip galvanized steel coil
Technical Standard: JIS 3302 / ASTM A653 / EN10143/ GB/T 2518
Grade：DX51D/ S250,280,320GD,SGCC,SGHC,SGH340,SGH400,SGH440,G450,G550
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
Surface treatment: zero spangle / regular spangle/ big spangle
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 products
- Q: I'm a big fan of stainless steel and sterling silver, but not of the humidity of the country I'm in. Therefore I sweat more. Gross, I know. I'm buying a necklace chain for my ring.So does sweat contribute to tarnishing of silver and steel? The real kind?
- steel shouldn't really tarnish, it rusts and moisture increases that. Silver tarnishes when exposed to air and sulfur. Moisture increases the process a bit, but it happens anyway. Sweat is not gross, it's a necessary function of your body, otherwise you would die. A lot of sports people wear jewelry and they sweat a lot. If you wear the jewelry all the time, that will prevent the tarnish a bit. If you take it off, clean it (water and dish washing liquid), dry it and put it in a zip lock back to keep it away from air and moisture. In the end, cleaning the jewelry is quick and easy so don't worry about it.
- Q: How are steel coils inspected for surface quality?
- Steel coils are inspected for surface quality through a meticulous process that involves various methods and technologies. The inspection is crucial as it ensures the coils meet the required standards and are free from any defects or imperfections. Here are the steps involved in inspecting steel coils for surface quality: 1. Visual Inspection: Initially, the coils undergo a visual inspection where trained personnel visually examine the entire surface for any visible defects such as scratches, dents, or any irregularities. This step helps identify any obvious issues that can be detected through visual observation. 2. Magnetic Particle Inspection: This non-destructive testing method involves applying a magnetic field to the steel coil's surface and then applying a magnetic particle solution. Any surface cracks or defects will cause the magnetic particles to cluster, making them visible under proper lighting. This technique is highly effective in detecting surface cracks and other surface abnormalities. 3. Eddy Current Testing: This method of inspection utilizes electromagnetic induction to identify surface defects. An eddy current probe is passed over the steel coil's surface, and any variations in the electrical current induced by the magnetic field will be detected. This technique is particularly useful for detecting surface cracks, pits, or corrosion on the coil's surface. 4. Ultrasonic Testing: Ultrasonic waves are used to inspect the steel coil's surface for any hidden defects such as subsurface cracks or inclusions. High-frequency sound waves are transmitted into the material, and any changes in the sound wave pattern that are reflected back indicate the presence of defects. Ultrasonic testing is highly reliable and can detect even the smallest defects within the steel coil. 5. Surface Roughness Measurement: The surface roughness of the steel coil is measured using specialized equipment. This measurement helps determine if the surface meets the required smoothness standards. The equipment scans the surface and provides detailed information about the roughness, enabling the inspector to ensure it falls within the acceptable range. Overall, steel coils undergo a comprehensive inspection process that combines visual examination with advanced testing methods such as magnetic particle inspection, eddy current testing, ultrasonic testing, and surface roughness measurement. These inspection techniques help identify and evaluate any potential defects or surface irregularities, ensuring that the steel coils meet the required surface quality standards.
- Q: What are the different methods of transporting steel coils?
- There are several methods of transporting steel coils, including using flatbed trucks, railcars, and ocean vessels. Flatbed trucks are commonly used for short distances and local deliveries, while railcars are utilized for longer distances and intermodal transportation. For international shipments, steel coils are typically transported on ocean vessels, either in containers or as breakbulk cargo. The choice of method depends on factors such as distance, destination, and cost-effectiveness.
- Q: What is the role of steel coils in the manufacturing of agricultural machinery?
- Steel coils are essential in the manufacturing of agricultural machinery as they are used to form various components such as frames, chassis, and structural supports. These coils provide the necessary strength, durability, and rigidity required to withstand the demanding conditions and heavy workload typically encountered in the agricultural sector.
- Q: How are steel coils used in the manufacturing of hydraulic cylinders?
- Steel coils are used in the manufacturing of hydraulic cylinders as the raw material for creating the cylinder body. The steel is typically rolled into a coil form and then cut into specific lengths and shapes to construct the cylinder barrel. This allows for precise and durable construction of hydraulic cylinders, ensuring they can withstand high pressure and heavy loads.
- Q: What are the common applications of steel coils in construction?
- Steel coils are commonly used in construction for various applications such as roofing, siding, structural framework, and reinforcement in concrete structures.
- Q: What are the common coil widths and thickness combinations available for steel coils?
- Common coil widths for steel coils range from 600mm to 2000mm, while common thickness combinations vary from 0.4mm to 3.0mm.
- Q: I personally don't believe the story of 8 guys who flew small planes can navigate passenger jets into buildings hundreds of miles away with that precision. It just doesn't make sense.I am wondering what the story surrounding the molten steel was, how could molten steel have been produced when fuel from the planes wasn't hot enough (it melts at 2850 degrees)?
- that's just it: there wasn't very much molten steel for the very reason you point out. Jet fuel burns at 800° to 1500°F. This is not hot enough to melt structural steel. However, engineers say that for the World Trade Center towers to collapse, their steel frames didn't need to melt, they just had to lose some of their structural strength. Steel will lose about half its strength at 1,200 degrees F. The steel will also become distorted when heat is not a uniform temperature. after the collapse, a LOT of folks took a look at the remains. the result was the conclusion that the fire caused the central core of the building to weaken. When the floors collapsed one on top of the other, the weight was too much for the weaked core to bear, causing the result we are all familiar with. hope this helps
- Q: What are the disadvantages of using steel coils?
- One disadvantage of using steel coils is their high weight and bulkiness, which can make transportation and handling more difficult and costly. Additionally, steel coils are prone to rust and corrosion, requiring proper maintenance and protective coatings to prevent deterioration. Lastly, steel coils can be expensive to produce and purchase, making them less cost-effective compared to alternative materials in certain applications.
- Q: How are steel coils protected from mechanical damage?
- Steel coils are typically protected from mechanical damage through the use of various packaging materials such as wooden crates, steel frames, or protective plastic wraps. These measures ensure that the coils remain intact and safeguarded during transportation, handling, and storage, minimizing the risk of any potential mechanical damage.
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JIS G 3302 GALVANIZED STEEL COILS ZINC COATING 80g/m2
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25.00 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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