Galvanized steel Z60
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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: How are steel coils affected by global trade policies?
- Steel coils are significantly affected by global trade policies as they are subject to various tariffs, quotas, and trade restrictions imposed by different countries. These policies can impact the cost, availability, and competitiveness of steel coils in the international market. Changes in trade policies can lead to fluctuations in demand and supply, impacting the prices and trade volumes of steel coils.
- Q: How are steel coils used in the production of HVAC ductwork?
- Steel coils are commonly used in the production of HVAC ductwork due to their durability and strength. The coils are typically made of galvanized steel, which provides protection against corrosion and extends the lifespan of the ductwork. The manufacturing process begins with the steel coils being unrolled and cut into the desired length. The coils are then fed through a machine that shapes the steel into a rectangular or round duct form. This shaping process can be done using various techniques such as roll forming or press braking. Once the steel has been formed into the desired duct shape, it is then joined together using various methods such as welding or locking mechanisms. Welding is often used for rectangular ducts, while locking mechanisms like snap locks or Pittsburgh seams are commonly used for round ducts. These joining techniques ensure that the ductwork is secure and airtight. After the ductwork has been assembled, it may undergo additional processes such as insulation or lining. Insulation helps to reduce heat loss or gain, while lining can improve the acoustic properties of the ductwork. These additional steps are often done to meet specific requirements or regulations. Overall, steel coils play a crucial role in the production of HVAC ductwork as they provide strength, durability, and protection against corrosion. The versatility of steel allows for various shapes and sizes of ductwork to be fabricated, making it a popular choice for HVAC systems.
- Q: How are steel coils uncoiled?
- Steel coils are uncoiled using a mechanical process called decoiling, where the coil is placed on a mandrel and then unwound using a motor-driven system. The coil is pulled through a set of straightening rolls to ensure it is properly aligned and then fed into the production line for further processing or fabrication.
- Q: Ik iron was too heavy but could steel bolts have been used. I can see iron dissolving at surface when to be a danger it needs to reach the core of sun.. But so does steel go deeper in(w.e alloy turned from iron)..I wanna know which would be worse iron..or upgraded iron(steel) and if the steel would have worse effects than normal iron..Im sure if we used iron we used steel
- Reach the core of the sun? No material can even get past the corona of the sun, where did you hear Ulysses went to the core? The spacecraft Ulysses orbits the sun at about 5 au. that's 5 times the earths orbit.. Steel is used instead of Iron because steel is much stronger and therefore you can use smaller 'bolts' to accomplish the same thing, reducing the weight. As far as most structures are concerned steel is better than plain Iron in every category. So Iron is worse i guess.
- Q: How are steel coils used in the production of steel connectors?
- Steel coils are used in the production of steel connectors as they serve as the primary raw material. The coils are unrolled and then processed through various manufacturing techniques, such as cutting, stamping, and bending, to shape them into the desired connector forms. These connectors are crucial components used to join different steel structures together, ensuring strength, stability, and structural integrity in various applications like construction, automotive, and engineering industries.
- Q: What are the different types of coil slitting machines?
- In the market, one can find various coil slitting machines, each designed to meet specific requirements and preferences. Some commonly used types are as follows: 1. Rotary shear slitters: These machines employ rotary knives mounted on a rotating drum to slice the coil into narrow strips. They are perfect for high-speed operations and can handle large quantities of material. 2. Loop slitters: Loop slitting machines pass the coil through a loop to maintain tension and prevent material damage during the slitting process. They are suitable for delicate materials or those prone to deformation. 3. Turret slitters: Turret slitting machines have multiple sets of slitting knives mounted on a rotating turret. This enables quick and easy switching between various slitting configurations, reducing downtime and increasing productivity. 4. Drag slitters: Drag slitting machines utilize a stationary knife and a moving clamp to hold and pull the coil through the cutting process. They are versatile and can handle a wide range of materials, including thick or heavy coils. 5. Crush slitters: Crush slitting machines employ a set of opposing rollers to crush and cut the coil material. They are commonly used for softer materials or those that are challenging to cut with traditional knives. 6. Laser slitters: Laser slitting machines make use of a high-powered laser beam to precisely cut through the coil material. They offer unparalleled accuracy and are suitable for high-end applications or materials with complex shapes. Each type of coil slitting machine has its own advantages and limitations. The choice of machine depends on factors such as the type of material, required speed, desired accuracy, and production volume.
- Q: How are steel coils used in the manufacturing of springs?
- Steel coils are used in the manufacturing of springs by being compressed or wound into a helical shape, which provides the necessary flexibility and resistance to support various applications.
- Q: What are the different types of steel coil surface treatments for outdoor applications?
- There are several types of steel coil surface treatments suitable for outdoor applications. These include galvanization, which involves coating the steel with a layer of zinc to protect against corrosion; zinc-aluminum alloy coating, which provides enhanced corrosion resistance; paint coating, which adds a layer of protective paint to the steel surface; and organic coating, which uses a polymer-based material to protect against weathering and corrosion.
- Q: What is the process of recoiling steel coils?
- The process of recoiling steel coils involves rewinding or unrolling large steel coils to create smaller, more manageable coils. This process is typically carried out in steel processing plants or coil service centers. The first step in the recoiling process is to identify the appropriate coil to be recoiled. This selection is based on factors such as coil size, weight, and quality. Once the coil is chosen, it is placed onto a recoiling machine, which is equipped with various mechanisms to facilitate the recoiling process. The recoiling machine consists of a mandrel or drum, around which the coil is wound or unwound. The coil is secured onto the mandrel, either by mechanical clamps or hydraulic pressure, to ensure it remains stable during the recoiling process. In the case of rewinding or recoiling a large coil into smaller coils, the machine starts by unwinding the original coil. This is done by rotating the mandrel in the opposite direction, causing the coil to gradually unroll. As the coil unwinds, it passes through various straightening and flattening mechanisms, which help to ensure the coils are produced with consistent dimensions and quality. Once the original coil is completely unwound, the machine starts the rewinding process. The smaller coils are created by winding the steel strip onto the mandrel in a controlled manner. The speed and tension of the rewinding process are carefully regulated to prevent any damage to the steel strip. During the recoiling process, various quality control measures are implemented to ensure the produced coils meet the desired specifications. These may include monitoring the thickness, width, and surface quality of the steel strip, as well as conducting periodic inspections to detect any defects or irregularities. Once the rewinding process is completed, the smaller coils are typically removed from the mandrel and prepared for further processing or shipment. This may involve applying protective coatings, labeling, or packaging the coils, depending on their intended use. In summary, the process of recoiling steel coils involves unwinding large coils, straightening and flattening the steel strip, and rewinding it onto a mandrel to create smaller, more manageable coils. This process requires specialized machinery and careful control to ensure the quality and consistency of the recoiled coils.
- Q: A 100 kg solid steel ball with a radius of 5 m is being spun on ice with an angular velocity of 5 rev/s pointed into the ice (clockwise rotation when viewed from above).A student shoots a 10 kg marble at the steel ball. The marble hits the ball along its side as shown with an initial velocity of 5 m/s to the left. If, right after the collision, the final velocity of the marble is 2.5 m/s to the left, what is the angular velocity of the steel ball after the collision?
- You need to do conservation of angular momentum about the steel ball's axis. Angular momentum = I.ω The steel ball's initial ω = 5 rev/s = 5*2pi rad/s = 31.4 rad/s The steel ball's moment of inertia I = (2/5)*m*r^2 = 40*25 kg.m^2 = 1000 kg.m^2 The marble's initial ω = v / r where r is the perpendicular distance from the steel ball's axis You need to look at the diagram for this. The marble's I about the steel ball's axis is I = m*r^2 where r is the same as above. (marble is treated as a point mass). Then work out the total initial ang. momentum = final ang. momentum and solve for ω...
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Galvanized steel Z60
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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