Hot-Dip Galvanized Steel Sheets in Coils ASTM

Hot-Dip Galvanized Steel Sheets in Coils ASTM System 1

Hot-Dip Galvanized Steel Sheets in Coils ASTM

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 50000 m.t./month

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1.Structure of Hot-Dip Galvanized Steel Sheet in Coils ASTM 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 in Coils ASTM：

• 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 in Coils ASTM Images

Hot-Dip Galvanized Steel Sheets in Coils ASTM

4.Hot-Dip Galvanized Steel Sheet in Coils ASTM Specification

Standard: ASTM, JIS,EN

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

Thickness: 0.1mm~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 in Coils ASTM

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

1.How about your company？

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

2.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.

3. 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: How are steel coils used in various industries?: Steel coils are used in various industries for their durability and versatility. They are commonly used in automotive, construction, and manufacturing industries for making structures, machinery, and appliances. Steel coils are also utilized in the energy sector for producing power generation equipment and in the transportation industry for making ships and railcars. Overall, steel coils play a significant role in providing strength and reliability in a wide range of industrial applications.

Q: I bought a steel pendant on eBay, but it turned out to be too shiny.I've read on a couple forums that if I leave it soaked in urine for 2 days, it will get duller.Now, if it really does get duller, will the pendant get rusty afterwards?So is the shiny surface the only thing that prevents it from rusting?Any simple, non-urine ideas on how to make it duller are welcome too.Thanks!: Stainless steel will rust under proper conditions. I live on a boat on salt water, trust me. If the urine works it won't be prone to rusting any more than before. It's not the shine that inhibits rusting with stainless steel, it the % of carbon in the steel, compared to regular steel. IF the urine works it's because it is acidic (a mild acid). Wash it with a small brush and some baking soda to neutralize the acid when your done. A much stronger acid would be swimming pool acid. (Muriatic acid) but be careful you might test a spot with a Q tip on the back. If you try Muriatic acid it would take seconds.Then wash in baking soda water to remove all acid.. SS

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 constructing the cylinder's body. The coils are cut and shaped into the desired size and shape, and then welded or formed into the cylinder's outer shell. This steel construction provides strength and durability to the hydraulic cylinder, allowing it to withstand high pressure and heavy loads.

Q: What are the main factors that affect the quality of steel coils?: The main factors that affect the quality of steel coils include the composition and purity of the steel, the manufacturing process, temperature control during production, and the level of surface defects or imperfections. Additionally, the storage and handling conditions, as well as the expertise of the manufacturer, can also impact the quality of the steel coils.

Q: What are the common methods of joining steel coils together?: Common methods of joining steel coils together include welding, mechanical fastening (such as using bolts or screws), adhesive bonding, and interlocking methods.

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: How are steel coils used in the manufacturing of automotive springs?: Steel coils are used in the manufacturing of automotive springs as they provide strength, durability, and flexibility required for suspension systems. The steel coils are shaped and formed into the desired spring shape, ensuring optimal performance and handling of the vehicle.

Q: and what are the four main elements in STAINLESS steel? x: decreasing the carbon content fabric will strengthen the ductility, which will make it greater versatile. Carbon in metallic varieties brittle cementite (iron carbide) which will strengthen the hardness and capability of metallic.

Q: Some stainless steel products are as shiny as chrome. Can all/most stainless steel be polished to a chrome like luster.: No they can not, it depends on the type of finish the stainless steel has. They do make a product called never dull. It is a polishing cloth that will soften the metal as it polishes.

Q: What are the key properties of steel coils?: The key properties of steel coils include their strength, durability, and flexibility. Steel coils are known for their high tensile strength, making them suitable for various applications that require load-bearing capacity. They also exhibit excellent durability, resisting wear, corrosion, and damage over time. Additionally, steel coils are highly flexible, allowing for easy shaping and forming into different structures or products.

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