DX51 China Steel Factory Hot Dipped Galvanized Steel Coil GI Coils
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 100000 m.t./month
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Item specifice
Standard:
AISI,ASTM
Technique:
Hot Rolled,Cold Rolled
Shape:
Square,Rectangular
Surface Treatment:
Galvanized,Coated,Color Coated
Steel Grade:
Q195,Q235
Certification:
ISO,SGS
Thickness:
1.2mm
Length:
1219mm
Net Weight:
20
DESCRIPTION FOR GALVANIZED STEEL COILS:
1) Size: 0.30-2.0mm x 1,000-1,500mm x C
2) Zinc coating: 80-275g/m2;
3) Spangle: regular, zero and minimized
4) Material: we can supply different qualities according to several standards,
such as:
a) SGCC, SGCD, SGCE according to JIS G3302
b) DX51D+Z, DX52D+Z, DX53D+Z, DX54D+Z to EN 10142
EXPORT STANDARD FOR GALVANIZED STEEL COILS:
-Axial and circumferential steel straps with seal (4 steel straps each)
-VCI Anti-rust kraft paper
-Water-proofing plastic
-Pearl wool (coil surface)
-Steel cover (coil surface/bore)
-Plastic cover (coil sides)
-Inside and outside corner protectors
Or According customers' requirements(Usually only for domestic)
RAW MATERIALS FOR GALVANIZED STEEL COILS:
(1)Hot dipped galvanized steel sheet
(2)color coated galvanized steel sheet
(3)Galvalume steel sheet
(4)Prepainted galvalume steel sheet
(5)Aluminum sheet
(6) Prepainted aluminum sheet
(7)Stainless steel sheet
PACKAGING &DELIVERY FOR GALVANIZED STEEL COILS:
Packaging Detail Standard export packing or following customer's demand
Delivery Time: Within 30-40 days after deposit or according to the order quantity
TRADE TERMS FOR GALVANIZED STEEL COILS:FOB, CFR, CIF
DETAILED PICTURES FOR GALVANIZED STEEL COILS:
APPLICATION FOR GALVANIZED STEEL COILS:
Guardrails, ventilation ducts, gutters and down spouts, Pre-paint and post paint applications, gutters and ceiling suspension bars, shutter door rails. Auto parts, electrical appliances, refrigerator appliances, signs, automotive parts,vending machines, washing machines, showcases and other structural use, roofing, commercial use.
FAQ FOR GALVANIZED STEEL COILS:
Q:How about the delivery time?
A:Within 15-30days after receiving the deposit or L/C at sight.
FAQ FOR GALVANIZED STEEL COILS:
Q:How about the trade terms?
A:EXW,FOB,CFR,CIF will be accepted.
- Q:How are steel coils stored to prevent damage?
- In order to prevent damage and maintain their integrity, steel coils are stored in a manner that is designed to minimize risks. One common approach involves horizontally stacking the coils, which helps evenly distribute the weight and reduces the likelihood of deformation or damage. Additionally, each layer of coils is often separated by wooden or steel dunnage to provide support and prevent shifting during storage or transportation. To protect the coils from harm, they are frequently stored indoors or in covered areas to shield them from exposure to the elements. This precaution serves to prevent rusting or corrosion, which could compromise the steel's quality. In situations where outdoor storage is necessary, weather-resistant tarps or protective coatings may be used to minimize the potential impact of rain, snow, or sunlight. Moreover, it is essential to consider the height at which the coils are stacked in order to avoid applying excessive pressure on the lower coils. To prevent damage, coils are typically stacked in a manner that ensures the weight from the upper layers is evenly distributed across the lower ones. This may involve the utilization of specialized stacking equipment or racks that are specifically designed to handle the weight and dimensions of the coils. In summary, the proper storage of steel coils entails careful attention to weight distribution, protection from the elements, and minimizing contact between coils to prevent damage and preserve their quality.
- Q:What are the advantages of using pre-painted steel coils?
- There are several advantages to using pre-painted steel coils. Firstly, pre-painted steel coils have a protective coating applied during the manufacturing process, which makes them resistant to corrosion and increases their lifespan. Additionally, the pre-painted coating provides a smooth and aesthetically appealing finish, eliminating the need for further painting or finishing. This saves time and money on additional coatings or treatments. Moreover, pre-painted steel coils are available in a wide range of colors and finishes, allowing for greater design flexibility and customization. Lastly, pre-painted steel coils are easy to install, lightweight, and have excellent durability, making them an ideal choice for various applications in construction, automotive, and other industries.
- Q:How are steel coils cut to size?
- Steel coils are cut to size using a variety of methods such as shearing, slitting, or laser cutting. These processes involve using specialized machinery to ensure precise and accurate cuts according to the required dimensions.
- Q:How do steel coils perform in high-temperature applications?
- Steel coils perform well in high-temperature applications due to their excellent heat resistance and structural stability. The high melting point of steel allows it to maintain its strength and shape even at elevated temperatures, making it suitable for various industries such as automotive, construction, and manufacturing. Additionally, steel coils can withstand thermal expansion and contraction without warping or deforming, ensuring reliable performance and durability in extreme heat conditions.
- Q:How are steel coils used in the production of HVAC ductwork?
- Due to their durability and strength, steel coils find widespread use in the production of HVAC ductwork. Galvanized steel is typically used to make these coils, as it offers protection against corrosion and extends the lifespan of the ductwork. To initiate the manufacturing process, the steel coils are unrolled and cut to the desired length. Subsequently, they are passed through a machine that shapes the steel into either a rectangular or round duct form. This shaping process employs various techniques like roll forming or press braking. Once the steel has taken the desired duct shape, it is joined together using different methods such as welding or locking mechanisms. Rectangular ducts are commonly welded, while round ducts often incorporate locking mechanisms like snap locks or Pittsburgh seams. These joining techniques ensure the ductwork is secure and airtight. Following the assembly of the ductwork, additional processes like insulation or lining may be applied. Insulation aids in minimizing heat loss or gain, while lining improves the acoustic properties of the ductwork. These supplementary steps are often undertaken to comply with specific requirements or regulations. In conclusion, steel coils are essential in the production of HVAC ductwork due to their strength, durability, and corrosion protection. Steel's versatility allows for the fabrication of ductwork in various shapes and sizes, making it a popular choice for HVAC systems.
- Q:911 conspiacy theorists. Can fire melt steel?
- They can't melt that fast At that temperature, the fire caused by the jet's fuel didn't hot enough to melt the concrete steel. As you see in the video the flame took only 20 minutes. The heat is not fast enough to penetrate all fragment of the concrete steel from top to the foundation, steel is not a good heat conductor like the iron. The explosion only took 5 stories, even all flame in all stories will take 4 hours to melt the core - in this case the core is the worst quality alloy which I don't think is used by WTC. The speed of the falling of WTC building was way too fast. It only took about 9.5 seconds. As an illustration, we throw an object - no matter the weight from the top of WTC, let's count how long it takes from the top to the ground as easy as senior high physics. We took the height of as h = 526.3 m, the gravity 9.8 m/s^2 then apply them to the Newton's equations, h = 1/2*g*t^2 then t = sqrt(2*h/g) = sqrt(526.3/9.8) = 7.32 seconds. The difference is just 2.2 seconds. The resistance of the concrete and solid materials should give at least 200% of the fall duration. WTC's 9.5 secs to fall is even faster a ball sliding on its wall from top the ground. I don't know what happened there. But my Basic Physics lecturer at first grade in my college -who concentrates in Materials- said that it is very odd that the flame burning 5 stories (at most 2% of 110 stories WTC) took only 20 minutes to melt the core of 30% after explosion top stories' core. A friend of mine, got summa cumlaude Bsc in civil engineering - concentrated in structure, said that the pan cake fall has never occured before due to fire causes. If the heat is hot enough to melt the core then the building should bend forward at a broad angle because the strain caused by the heat is not uniformly distributed along the building's core - remember steel is not a good heat conductor. I'm not speculatiing, but 9/11 is an odd tragedy
- Q:Perform three sets of 15 repetitions several times a week and you will soon have buns of steel.
- Steel muscles is very nice, but working on your contractions is a longer lasting necessity. In my opinion.
- Q:What are the different types of steel coil slitting lines?
- There are several different types of steel coil slitting lines, including rotary shear slitting lines, loop slitting lines, and drag tension slitting lines.
- Q:What is the minimum diameter of a steel coil?
- The minimum diameter of a steel coil can vary depending on the specific manufacturing process and desired application. However, in general, the minimum diameter of a steel coil is determined by factors such as the thickness of the steel and the capabilities of the equipment used in the manufacturing process.
- Q:Two different shaving razors I'm looking to buy have different specs. in terms of the metals used for the blade; one being 1045 surgical stainless steel, the other 440 stainless (not sure if its A B or C, but probably 440A or 440B because it's not specified). So which one is better for the intended use as a shaving razor?
- Type 440 combines such a high grade of cutlery steel, toughness and economy that it is actually known as razor blade steel. Browsing around (a lot) more, it seems that 1045 Surgical Steel is popular in straight razors used by barbers. These razors are honed by stropping with leather and last practically forever. From the above, I would guess that it might be easier to lose the edge on 1045, but also easier to re-sharpen it, that it won't easily knick because probably not so hard as 440. I'm not sure if it would be more expensive, unless it has a superior handle etc. So, I would expect to spend a little more effort over the lifetime of the 1045, maybe pay a little more for it, but have a longer lifetime. hth.
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DX51 China Steel Factory Hot Dipped Galvanized Steel Coil GI Coils
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 100000 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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