Hot Dip DX51D DC51D Zinc Coating Z275 G90 Galvanized Steel Specification

Hot-dip galvanized steel with a coating specification of DX51D DC51D and a zinc coating of Z275 G90 is a high-quality material widely utilized in diverse applications. DX51D and DC51D refer to the material grades, indicating the specific composition and mechanical properties of the steel. The zinc coating, designated as Z275 G90, signifies a protective layer applied through hot-dip galvanization, which involves immersing the steel in molten zinc to create a resilient barrier against corrosion. This process enhances the steel's durability and resistance to environmental elements, making it ideal for various industries such as construction, automotive manufacturing, and infrastructure projects. The Z275 G90 galvanized steel exhibits superior corrosion resistance, ensuring a longer lifespan and reliable performance in demanding applications.

Hot Dip DX51D DC51D Zinc Coating Z275 G90 Galvanized Steel Specification

Product name	Hot Dip DX51D DC51D Zinc Coating Z275 G90 Galvanized Steel
Standard	ASTM A778 , ASTM A312,JIS G3448, EN10312, CJ/T 151
Material	SGCC/ CGCC/ DX51D+Z
Surface	Mild steel plain finish, hot dip galvanized, color coated, etc.
Type	Coil/Sheet/Plate/Strip
Thickness	Hot Rolled Thickness:0.12 ~ 3.00 mm Cold Rolled Thickness:1.20 ~ 4.60 mm As Your Request
Width	600mm-1500mm, according to the customer's requirement
Type of Coating	Hot Dipped Galvanized Steel(HDGI)
Zinc Coating	30-275g/m2
Surface Treatment	Passivation(C), Oiling(O), Lacquer sealing(L), Phosphating(P), Untreated(U)
Surface Structure	Normal spangle coating(NS), minimized spangle coating(MS), spangle-free(FS)
Quality	Approved by SGS, ISO
ID	508mm/610mm
Coil Weight	3-20 metric tons per coil

What is Hot Dip Dx51d Zinc Coating Z275 Galvanized Steel?

According to EN 10346, numbers are used to specify the thickness of the zinc coating for hot-dip galvanized products. Here Z refers to zinc and the number refers to the weight of the galvanised layer. For example, Z275 means that the weight of zinc on both sides of the steel surface is 275 grams per square meter. At the same time, Z140 or Z14 is commonly used to describe a 140g/m2 zinc coating weight. In addition, the higher the number, the thicker the zinc coating.

There are some commonly used codes, such as DX51D+Z275. You can find the codes on the packaging of steel coils or sheets.

DX51D+Z275 is the name of the hot-dip galvanized steel according to the European standard. The first letter "D" denotes flat steel for cold forming, and "X" here denotes a rolled condition without specifying the base material. If the letter C is used, the substrate is specified as cold rolled; if the letter D is used, the substrate is specified as hot rolled. The numbers (51, 52, 53, 54, etc.) indicate the serial number of the steel grade, with "51" being for general use. The "D" after the number indicates hot dip galvanizing. Z275 means that the thickness of the galvanized layer is 275 g/m2. In addition to zinc plating, you can also find aluminium-zinc (AZ) and ZAM coatings.

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G90 Galvanized Steel VS Z275 Galvanized Steel

EN 10346 Standard	ASTM Standard	Ounce/sq ft (both sides)	Gram /m²(both sides)	Microns (one side)	Mils (one side)
Z90	G30	0.3	90	6	0.25
Z120	G40	0.4	120	9	0.34
Z180	G60	0.6	180	13	0.51
Z275	G90	0.9	275	19	0.76
Z350	G115	1.15	350	25	0.97

6 Uses of Zinc Coating Z275g Galvanized Steel

Zinc coating, specifically in the form of Z275g galvanized steel coil and sheet, offers a range of valuable uses in various applications due to its corrosion-resistant properties. Here are six common uses:

1. Construction and Building Materials:
- Zinc-coated steel is widely used in the construction industry for manufacturing roofing, siding, and structural components. The corrosion resistance of zinc helps protect the steel from environmental elements, extending the lifespan of the structures.

2. Automotive Manufacturing:
- Galvanized steel is utilized in the automotive sector for producing parts such as body panels, frames, and other components. The zinc coating provides a durable barrier against rust and corrosion, enhancing the longevity of automotive parts.

3. Electrical Appliances:
- Zinc-coated steel is employed in the manufacturing of electrical appliances like washing machines, refrigerators, and air conditioners. The corrosion resistance of the zinc layer helps protect these appliances from the effects of moisture and other environmental factors.

4. Agricultural Equipment:
- Farm equipment, such as tractors, trailers, and storage tanks, often use zinc-coated steel. The galvanized coating helps prevent rust and corrosion caused by exposure to agricultural environments, including moisture and various chemicals.

5. Infrastructure and Transportation:
- Zinc-coated steel finds application in infrastructure projects, including bridges, highway guardrails, and utility poles. The corrosion resistance of the coating contributes to the structural integrity of these elements, ensuring a longer service life.

6. Household and Industrial Piping:
- Zinc-coated steel is commonly used for manufacturing pipes and tubing in both residential and industrial settings. The protective zinc layer helps prevent corrosion and extends the life of the piping, making it a reliable choice for fluid transport systems.

In summary, the Z275g galvanized steel coil and sheet, with its zinc coating, serves as a crucial material in various industries, providing corrosion resistance and durability in applications ranging from construction to automotive manufacturing.

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FAQ:

Q1: Can you send samples?
A: Of course, we can provide customers with free samples and express shipping services to all over the world.

Q2: What product information do I need to provide?
A: Please kindly provide the grade, width, thickness, surface treatment requirement you have, and quantities you need to
purchase.

Q3: It's my first time importing steel products, can you help me with it?
A: Sure, we have an agent to arrange the shipment, we will do it together with you.

Q4: What ports of shipment are there?
A: Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can specify other ports according to your
needs.

Q5: What about product price information?
A: Prices vary according to periodic price changes of raw materials.

Q6: What are your terms of payment?
A: Payment<= 1000 USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment or based on BL copy or LC at
sight.

Q7. Do you provide custom-made Products service?
A: Yes,if you have your own design , we can produce according to your specification and drawing.

What are the certifications for your products?
A:We have ISO 9001, MTC, third parties' inspections are all available such SGS, BV ect.

How long does your delivery time take?
A:In general, our delivery time is within 7-15 days, and may be longer if the quantity is extremely large or special circumstances
occur.

Q10: How many countries have you already exported to?
A: We have exported to America, Canada, Brazil, Chile, Colombia, Russia, Ukraine, Thailand, Myanmar, Vietnam, India, Kenya,
Ghana, Somalia and other African countries.Our export experience is rich, we familiar with different market demands, can help
customers avoid a lot of trouble.

Q11: Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.

Q12: Does the product have quality inspection before loading?
A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed and
customers can appoint third parties to inspect the products before loading too.

Q13: How to pack the products? A: Standard export
sea-worthy packaging, the inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden
pallet. It can effectively protect products from corrosion and various climate changes during ocean transportation. Q14:What is your working time?

A: In general, our online service time is Beijing time: 8:00-22:00, after 22:00, we will reply to your inquiry
in the coming working day.