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prepainted steel coil

prepainted steel coil

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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 :

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

GradeDX51D/ 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

color :RAL NO

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:Hi, I have ranch style home. I would like to remove a barring wall, And leave it open it will become a 18' foot 7 inch opening , and I'm interested in installing a steel beam so that i may remove the barring wall that supporting the ceiling and rafters. My house is about 57' feet long 28' feet 7 inch wide and it is 13' feet high from the floor to the top of the roof ridge. I heard there is aluminum beams but I never heard of that, I've only heard of steel beams. I don't want to use wood. I would also like to now how much longer do i need the beam to be the opening would be 18'7 plus the extra that i would need to put on the block wall to hold the beam up, do I make it 2' feet bigger so i can have a foot on each side that would sit on a block wall. or do i need more then that.THanks for your help
My okorder for help
Q:How are steel coils cleaned before use?
Steel coils are cleaned before use through a process known as pickling. Pickling is a chemical treatment that helps remove any impurities, scale, rust, and other contaminants from the surface of the steel coils. The initial step involves the steel coils being immersed in an acid bath, typically a mixture of hydrochloric acid and sulfuric acid. This acid solution helps dissolve any rust, scale, and other surface impurities. The duration of the immersion depends on the extent of contamination and the desired cleanliness level. After the pickling process, the coils are thoroughly rinsed with water to remove the acid solution and any remaining residue. This step is crucial to prevent further corrosion or chemical reactions. Once the rinsing is complete, the coils are often subjected to a drying process to remove any remaining moisture. This can be done through air drying, using high-pressure air blowers, or by passing the coils through heated chambers. After the cleaning process, the steel coils are now ready for use in various applications such as manufacturing, construction, or any other industry that requires high-quality steel products. The pickling process ensures that the coils have a clean, smooth, and corrosion-resistant surface, allowing them to perform effectively and meet the desired specifications.
Q:How are steel coils packaged for shipment?
Steel coils are typically packaged for shipment by being tightly wrapped in protective materials such as plastic or steel strapping. They are then secured onto pallets or placed into steel crates, ensuring stability during transportation. The packaging helps to prevent damage, corrosion, and movement during handling and transit.
Q:How are steel coils used in the packaging industry?
Steel coils are used in the packaging industry primarily for the production of metal strapping and seals. These coils are unwound and processed to create strong and durable strapping materials that are used to secure and bundle various types of packaging, such as boxes, crates, and pallets. The steel coils provide excellent tensile strength and resistance to breakage, making them ideal for ensuring the safe transportation and storage of goods.
Q:Okay, I have looked all ovcer the net and it says diamonds are stronger, but why? I mean, why is diamonds used for the top equiptment rather than steel?
Because diamonds are denser but a lot more brittle they would break if used the same as most steel also they are vary rare so useing them in mass production would be redecliously expencive.
Q:How are steel coils secured during transportation?
Steel coils are typically secured during transportation using steel strapping, bands, or wire rope. These securements help prevent the coils from shifting or falling off the transportation vehicle, ensuring their safe delivery to the destination.
Q:Procedures for sharpening a knife with the stone and the steel?
hi dude, its tough to seek for out intense-high quality steel as a thank you to maintain an side. maximum modern knives are ineffective, It relies upon on what style of side you pick. For the longest sharp side you want to might desire to attain a slowly graded v shape via fashioning the two side with equivalent strokes. The sharpest is a razor or twine side, based if left or appropriate surpassed, get a record and stroke up an down one side in basic terms, to create the burred side then on the choice element your end strokes circulate in direction of the element suited. this might create the sharpest decrease in one direction (left to superb far off from you and a lot of others) Theres some good diamond sprucing stones approximately. decrease than no circumstances use a blade to cut back tomato or distinctive fruit, the acids blunt the blade. Use a serrated side.
Q:What are the common manufacturing defects in steel coils?
Common manufacturing defects in steel coils include surface defects such as scratches, pits, and dents, as well as internal defects like inclusions, cracks, and voids. Other common defects can include uneven thickness, waviness, and coil set.
Q:What are the common coil defects and their causes?
Some common coil defects include edge wave, center buckle, oil canning, and coil breaks. These defects can occur due to various causes such as improper tension during the coiling process, uneven cooling, material defects, or inadequate lubrication.
Q:What is the shelf life of a steel coil?
The shelf life of a steel coil largely depends on various factors such as the type of steel, the storage conditions, and any protective measures taken. Generally, steel coils can have a shelf life ranging from a few months to several years. If the steel coil is properly stored in a controlled environment with suitable temperature, humidity, and ventilation, it can last for a longer period. Additionally, if the coil is coated with protective materials such as oil or anti-corrosion coatings, it can further extend its shelf life. However, if the steel coil is exposed to unfavorable storage conditions like high humidity, extreme temperatures, or corrosive substances, its shelf life can significantly decrease. Exposure to moisture and oxygen can lead to rust and corrosion, reducing the quality and structural integrity of the coil. To maximize the shelf life of a steel coil, it is essential to store it in a dry, well-ventilated area, away from direct sunlight and corrosive substances. Regular inspections and maintenance, including cleaning and re-application of protective coatings, can also help preserve the coil's quality. Ultimately, it is crucial to consult the manufacturer or supplier of the steel coil for specific shelf life recommendations as different types of steel may have varying durability and storage requirements.

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