Chinese Best Hot-dip Zinc Coating Steel -Best Price

Chinese Best Hot-dip Zinc Coating Steel -Best Price System 1

Chinese Best Hot-dip Zinc Coating Steel -Best Price System 2

Chinese Best Hot-dip Zinc Coating Steel -Best Price

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Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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1.Structure of Hot-Dip Galvanized Steel Sheet Description：

Hot-dip galvanized steel coils are available with a pure zinc coating through the hot-dip galvanizing process. It offers the economy, strength and formability of steel combined with the corrosion resistance of zinc. The hot-dip process is the process by which steel gets coated in layers of zinc to protect against rust. It is especially useful for countless outdoor and industrial applications. Production of cold formed corrugated sheets and profiles for roofing, cladding, decking, tiles, sandwich walls, rainwater protective systems, air conditioning duct as well as electrical appliances and engineering.

2.Main Features of the Hot-Dip Galvanized Steel Sheet：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent anticorrosive property

• High strength

• Good formability

• Good visual effect

3.Hot-Dip Galvanized Steel Sheet Images

Chinese Best Hot-dip Zinc Coating Steel -Best Price

4.Hot-Dip Galvanized Steel Sheet Specification

Standard: ASTM, JIS,EN

Grade: CS, DX51D+Z,SGCC, SS 230~550,S220GD+Z~S550GD+Z, SGC340~SGC570

Thickness: 0.18mm~5mm

Width: max 2000mm

Coil weight:3-12 MT

Coil ID:508/610mm

Surface structure: zero spangle, regular spangle or minimum spangle

Surface treatment: Chromate treatment, Oiled/dry, skinpassed/non-skinpassed

Packing: Standard seaworthy export package

Technology test results:

Processability	Yield strength	Tensile strength	Elongation %	180°cold-bending
Common PV	-	270-500	-	d=0,intact,no zinc removal
Mechanical interlocking JY	-	270-500	-	d=0,intact,no zinc removal
Structure JG	>=240	>=370	>=18	d=0,intact,no zinc removal
Deep drawn SC	-	270-380	>=30	d=0,intact,no zinc removal
EDDQ SC	-	270-380	>=30	d=0,intact,no zinc removal

5.FAQ of Hot-Dip Galvanized Steel Sheet

We have organized several common questions for our clients，may help you sincerely：

1.How to guarantee the quality of the products？

We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

2. How long can we receive the product after purchase?

Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-30 days, but the shipment will depend on the vessel situation.

Q: What are the different types of steel coil finishing equipment?: There are several types of steel coil finishing equipment, including slitting lines, cut-to-length lines, blanking lines, and coil coating lines. Slitting lines are used to cut large coils into smaller widths, while cut-to-length lines cut coils into specific lengths. Blanking lines are used to cut complex shapes out of coils, and coil coating lines apply a protective or decorative coating to the surface of the steel coil.

Q: What are the safety precautions while handling steel coils?: When handling steel coils, it is important to follow certain safety precautions to prevent accidents and injuries. Here are some key safety measures to consider: 1. Personal Protective Equipment (PPE): Always wear appropriate PPE such as steel-toed boots, safety glasses, gloves, and a hard hat. PPE will protect you from potential hazards, including falling objects, sharp edges, and flying debris. 2. Training and Proper Lifting Techniques: Ensure that workers involved in the handling of steel coils have received proper training on safe lifting techniques. This includes using the legs to lift, keeping the back straight, and avoiding twisting motions. Proper lifting techniques reduce the risk of back strains and injuries. 3. Secure Storage and Stacking: When storing or stacking steel coils, make sure they are placed on a level and stable surface. Use appropriate storage equipment such as racks or pallets to prevent coils from shifting or falling. Securely stack the coils to avoid toppling or collapsing. 4. Inspection and Maintenance: Regularly inspect steel coils for any defects, such as sharp edges, loose bands, or damaged packaging. Avoid handling coils that appear damaged or unstable. Maintenance of equipment, such as forklifts or cranes, used for moving the coils should be regularly conducted to ensure safe operation. 5. Communication and Signaling: Implement clear communication and signaling protocols between workers involved in handling steel coils. This can include hand signals or radio communication to coordinate movements and prevent accidents, especially in areas with restricted visibility. 6. Load Limits and Capacity: Be aware of the load limits and capacity of the equipment being used to move steel coils, such as forklifts or cranes. Overloading equipment can lead to instability, tipping, or collapse, increasing the risk of accidents and injuries. 7. Proper Lashing and Securing: When transporting steel coils, use appropriate lashing and securing methods to prevent movement or falling during transportation. This may include using straps, chains, or other restraints to keep the coils in place. 8. Emergency Preparedness: Have an emergency plan in place in case of accidents or injuries. Ensure that workers are trained in first aid and that emergency response equipment, such as fire extinguishers and first aid kits, are readily available. By following these safety precautions, the risk of accidents and injuries while handling steel coils can be significantly reduced, creating a safer work environment for all involved.

Q: What are the common defects in steel coils?: During the manufacturing or handling processes of steel coils, several defects commonly occur. These defects have the potential to impact the quality and performance of the steel, making it crucial to identify and resolve them to ensure the production of top-notch steel products. Some of the typical defects found in steel coils are as follows: 1. Edge waves or buckles: This defect arises when the edges of the steel coil become wavy or buckled. It can be caused by improper winding, uneven cooling, or excessive tension during the manufacturing process. Edge waves can pose challenges in further processing and compromise the appearance of the final product. 2. Coil breaks: Coil breaks refer to longitudinal breaks or cracks that emerge in the steel coil due to excessive strain or stress. Improper winding, uneven cooling, or excessive tension during the manufacturing process can trigger these breaks. Coil breaks can negatively impact product quality and are a major concern within the steel industry. 3. Surface defects: Scratches, pits, or stains on the surface of steel coils are considered surface defects. These can occur due to improper handling, surface contamination, or inadequate cleaning processes. Surface defects can affect the steel's appearance and may also lead to corrosion or other performance issues. 4. Slivers: Slivers are thin strips or flakes that can peel off from the edges of the steel coil. Poor edge trimming, improper handling, or defects in the rolling mill can cause these slivers. Slivers can impede further processing and may also compromise the surface quality of the final product. 5. Weld defects: Weld defects can occur in steel coils that are made by welding multiple strips together. These defects can involve incomplete fusion, porosity, or cracks in the weld area. Weld defects can weaken the steel and impact its mechanical properties, rendering it unsuitable for certain applications. 6. Shape defects: Camber, coil set, or crossbow are examples of shape defects found in steel coils. These defects can be attributed to uneven cooling, improper winding, or tension variations during the manufacturing process. Shape defects can make processing the steel challenging and may result in dimensional inaccuracies in the final product. Manufacturers and users of steel coils must be aware of these common defects and take appropriate measures to prevent or mitigate them. Implementing quality control measures, following proper handling procedures, and conducting regular inspections can aid in identifying and rectifying these defects, ensuring the production and utilization of high-quality steel products.

Q: I have a carbon steel file that I want to bend in a letter C shape. So, what is the malliable temperature? If it's low, could it be done in a camp fire?: It needs to be RED hot, the hotter the better. Yes you can use a camp fire if you put the file directly in the hottest part of the coals, but it'll take about 5-10 minutes to heat. Charcoal briquettes would probably work better as a heat source. You can use something like a blow dryer to intensify the coals, that might help. You'll also need a bench vice, and the biggest pair of pliers you can find, for leverage. Bending steel's not easy even when it's hot. You could also use a bit of steel pipe that'll fit over the end of the file. Stick the file in the vise when red-hot, slip the pipe over the free end, and use the pipe to bend it. OR, you could use the old-fashioned method of just holding it with pliers in one hand, and hitting it with a 5lb sledge hammer with the other. use something solid as an anvil, like a large steel pipe. you mighe be able to get away with using a small log, but you'll have to work twice as hard. Safety glasses are MANDITORY for this type of thing. Do not attempt without eye protection at all times. Ear plugs are also a very good idea.

Q: What are the typical coil width options?: The typical coil width options vary depending on the industry and application, but common options include 12 inches, 18 inches, 24 inches, and 36 inches.

Q: What is the process of uncoiling steel coils?: The process of uncoiling steel coils involves unwinding the tightly wound steel coils using specialized equipment such as uncoiling machines or decoilers. These machines utilize hydraulic or mechanical systems to hold the coil securely while gradually releasing the tension on the coil. As the coil is released, it starts to unwind, with the steel strip gradually straightening out. This process allows for the easy feeding of the steel strip into further production processes such as cutting, stamping, or forming.

Q: I have samurai sword that is a replica of the kill bill sword. It says on the blade stainless steel, what can i use to shine and protect blade. It had and still does a wax.like coating on the blade sine i received it. Thx for ur help: Normally okorder

Q: How are steel coils inspected for flatness using optical sensors?: Steel coils are inspected for flatness using optical sensors by measuring the surface profile of the coil. These sensors use laser or camera technology to scan the coil's surface and detect any deviations from a perfectly flat shape. The collected data is then analyzed to identify any areas that do not meet the required flatness criteria, allowing for necessary adjustments to be made before the steel coils are further processed or shipped.

Q: Why is it usually scorned by the shooting community to use steel cased ammo (like Wolf)? Always hear corrosive and steel is bad for the extractor/firing pin. Hulp a simpleton out!: I okorder /

Q: What is the average lead time for receiving replacement steel coils?: The average lead time for receiving replacement steel coils can vary depending on various factors such as the supplier, location, and specific requirements. It is recommended to consult with the supplier or manufacturer directly to get an accurate estimate of the average lead time for receiving replacement steel coils.

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