• Prepainted gavanized steel sheet System 1
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Prepainted gavanized steel sheet

Prepainted gavanized steel sheet

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Packaging & Delivery

Packaging Detail:standard seaworthy export packing ( ppgi steel sheet )
Delivery Detail:5-15 days

Specifications

Specifications: corrugated roofing sheets
1.Delivery shortly
2.Lowest price to Quality product
3.Flexible expert service

prepainted galvanized corrugated steel roofing sheets  

prepainted galvanized corrugated steel roofing sheets  0.12-2.0mm 600-1250mm various color/7 year's experience /SGS

Product Description :

Raw materialSGCC, SPCC, DC51D, SGHC,A653
CertificateISO9001.ISO14001.OHSAS18001
Thickness0.12mm-2.0mm
Width600mm-1250mm, or according to the customer's request
Tolerancethickness+/-0.01mm
Surface treatmentcoated, priting, copper coated, spray painted, color coated, chromate, ppgi steel sheet

T Bending (top-coating)

T Bending (back-coating)

3T

4T

Anti-MEK Wiping100times
Zinc coating40-275g /m2
Coil ID508mm / 610mm
Type of coating structure2/1 or 2/2 coating, or customized
StandardJIS G3302 / JIS G3312 / ASTM A653M / A924M 1998 / GB/T12754-2006, GB/T9761-1988, GB/T9754-1988, GB/T6739-1996, HG/T3830-2006, HG/T3830-2006, GB/T1732-93, GB/T9286-1998, GB/T1771-1991, GB/T14522-93
GradeQ195-Q235 and SPCC, SPCD, SPCE, SGCC (DX51D+Z) SGCD (DX52D+Z), etc.
ColorRAL / customized
Application

Building industry ,structural use, roofing, commercial use ,household appliance,industry facilities,office buildings

Surface protection

PE, PVDF, SMP, HDP, etc.

Coating Chief Feature

ProjectPencil hardnessReverse impactT bendingCupping testMEK cleaning
Front/backH/2H    9J/6J  3T/4T  6mm/4mm  100time/50time

Structure of CORRUGATED ROOFING SHEET

ItemThicknessTypeFeature
Laminated film

50m

Polyethylene

Protecting from scratchs and contamination

(option)

Top coat

20m

Polyester Fluorine

Chemical resistance and formability

Primer coat

5m

Polyester

Workability, corrosion resistance and adhesion to the primer coating

Chemical treatment

1m

Chromate

Good adhesion and corrosion resistance

Substrate

0.2mm-1.2mm

GI.GL,AL

GI.GL,AL

Back coat

52m

Epoxy

Corrosion resistance and adhesion to the substrate

Q:What are the different jointing methods for steel sheets?
There are several different jointing methods for steel sheets, including welding, riveting, adhesive bonding, and mechanical fastening.
Q:Can steel sheets be used for automotive exhaust systems?
Yes, steel sheets can be used for automotive exhaust systems. Steel is a common material for exhaust systems due to its durability, resistance to heat and corrosion, and cost-effectiveness. Steel sheets are often formed into pipes, mufflers, and other components of the exhaust system to efficiently channel and expel exhaust gases.
Q:What are the different surface treatments for stainless steel sheets?
Some common surface treatments for stainless steel sheets include brushed, mirror, and satin finishes. Brushed finishes create a textured look by using a fine abrasive material to brush the surface in one direction. Mirror finishes create a highly reflective surface by polishing the stainless steel to a mirror-like sheen. Satin finishes have a smooth, low-luster appearance and are achieved by using a fine abrasive material to create a consistent, non-reflective surface.
Q:What are the properties of steel sheets?
Steel sheets possess several desirable properties that make them highly sought after in numerous industries. Firstly, their exceptional strength and durability are well-known. They have the ability to withstand heavy loads and exhibit a high resistance to impact and deformation. Consequently, they are considered ideal for applications where strength is paramount, such as in the construction, automotive, and aerospace sectors. Another noteworthy characteristic of steel sheets is their excellent corrosion resistance. Typically, steel is coated with a thin layer of zinc or other protective materials to prevent rusting and corrosion. This protective coating enhances the longevity of steel sheets, enabling their use in outdoor or humid environments without the risk of degradation. Steel sheets are also renowned for their versatility. They can be easily bent, shaped, and welded, making them suitable for various fabrication processes. This adaptability empowers manufacturers to effortlessly create intricate structures and components, rendering steel sheets a popular choice in architectural and industrial designs. Furthermore, steel sheets exhibit excellent thermal conductivity. This property enables them to efficiently transfer and distribute heat, making them well-suited for applications that require temperature regulation, such as in heating systems or electrical appliances. Lastly, steel sheets are highly recyclable, rendering them an environmentally-friendly option. Steel is one of the most recycled materials worldwide, and the recycling process does not compromise its properties or quality. This sustainability factor establishes steel sheets as the preferred choice for those seeking eco-friendly materials. In conclusion, the properties of steel sheets encompass strength, durability, corrosion resistance, versatility, thermal conductivity, and recyclability. These qualities make steel sheets a reliable and versatile material for a wide range of industries and applications.
Q:Can steel sheets be used for insulation cladding?
No, steel sheets are not typically used for insulation cladding. Insulation cladding is usually made of materials with thermal insulation properties such as foam boards, mineral wool, or fiberglass. These materials are chosen for their ability to reduce heat transfer and improve energy efficiency. Steel sheets, on the other hand, are commonly used for structural purposes or as a protective layer due to their strength and durability. While steel sheets can provide some level of protection, they do not possess the necessary insulation properties to effectively prevent heat or cold transfer. Therefore, it is recommended to use appropriate insulation materials specifically designed for cladding purposes.
Q:What is the process of etching or engraving on steel sheets?
The process of etching or engraving on steel sheets involves several steps to create intricate designs or patterns on the surface of the metal. Here is a general overview of the process: 1. Design and Preparation: The first step is to create or choose a design that will be etched or engraved onto the steel sheet. This design can be hand-drawn or created using computer software. Once the design is finalized, it is transferred onto a film or stencil. 2. Cleaning the Steel Sheet: Before beginning the etching or engraving process, the steel sheet needs to be thoroughly cleaned to remove any dirt, grease, or oxidation. This is typically done using a solvent or a degreasing agent to ensure a clean and smooth surface for the etching or engraving. 3. Applying the Stencil: The stencil or film with the desired design is carefully applied to the steel sheet. This stencil acts as a protective barrier, preventing the etching or engraving solution from affecting the areas that should not be etched or engraved. 4. Etching or Engraving Solution: A specialized etching or engraving solution is selected based on the desired effect and the type of steel being worked on. This solution is applied to the exposed areas of the steel sheet, where the stencil has not been applied. The etching or engraving solution chemically reacts with the steel, removing a thin layer of metal to create the desired design or pattern. 5. Control and Timing: The etching or engraving process requires careful control of factors such as temperature, time, and concentration of the solution. These parameters can affect the depth and quality of the etching or engraving, so it is crucial to closely monitor and adjust them as needed. 6. Rinsing and Cleaning: Once the desired etching or engraving depth is achieved, the steel sheet is thoroughly rinsed to remove any remaining solution. This step is essential to stop the chemical reaction and prevent any further etching or engraving. 7. Finishing Touches: After rinsing, the steel sheet may undergo additional steps to enhance the appearance of the etched or engraved design. This can include polishing, buffing, or applying protective coatings to improve durability and visual appeal. Overall, the process of etching or engraving on steel sheets requires precision, attention to detail, and the use of specialized tools and chemicals. It is a skillful art form that can produce stunning and intricate designs on steel surfaces.
Q:What are the different types of steel sheet finishes for decorative purposes?
For decorative purposes, one can find several varieties of steel sheet finishes that are commonly utilized. These finishes are applied to the steel sheet's surface with the intention of enhancing its appearance and achieving a desired aesthetic effect. Some of the most favored finishes for decorative purposes are as follows: 1. Brushed Finish: Achieved by brushing the steel sheet's surface with a fine abrasive material, usually in a straight line pattern, this finish imparts a smooth and satin-like appearance. It is widely used in architectural and interior design applications. 2. Mirror Finish: Also known as a polished finish, this type creates a highly reflective surface that resembles a mirror. The steel sheet is mechanically polished to achieve this finish, and it is commonly seen in decorative applications such as furniture, lighting fixtures, and signage. 3. Patterned Finish: This finish involves embossing or etching a pattern onto the steel sheet's surface. It can be achieved through various techniques like stamping, laser engraving, or chemical etching. Patterned finishes provide a decorative and textured appearance and are often used in applications like elevator panels, wall cladding, and decorative screens. 4. Colored Finish: To add vibrancy and enhance visual appeal, steel sheets can be coated with a colored finish. Processes such as powder coating are employed, where a dry powder is applied to the steel sheet and then cured to create a durable, colored finish. Colored finishes are commonly used in architectural applications like building facades and signage. 5. Antique Finish: This particular finish is designed to give the steel sheet an aged or weathered look, resembling antique metal. Various techniques such as chemical treatments, patinas, or distressing can be employed to achieve this appearance. Antique finishes are often utilized in decorative applications to create a rustic or vintage aesthetic. These are just a few examples of the diverse range of steel sheet finishes available for decorative purposes. Each finish provides a distinct appearance and can be customized to suit specific design preferences. The choice of finish relies on factors such as the desired look, application, and required level of durability for the project.
Q:How do steel sheets handle expansion and contraction?
Steel sheets handle expansion and contraction by allowing enough flexibility to accommodate changes in temperature. This is achieved through the inherent ductility and elasticity of steel, which enables it to expand and contract without significant deformation or damage. Additionally, steel sheets may be designed with specific expansion joints or gaps to further accommodate thermal changes and prevent buckling or warping.
Q:Are the steel sheets magnetic?
Yes, steel sheets are magnetic.
Q:Can steel sheets be used for decorative column wraps?
Yes, steel sheets can be used for decorative column wraps. Steel sheets are a versatile material that can be easily shaped and customized to fit various design preferences. They can be used to create sleek and modern column wraps, as well as more intricate and ornate designs. Steel sheets can be painted or coated with different finishes to enhance their aesthetic appeal and protect them from corrosion. Additionally, steel is a durable and long-lasting material, making it suitable for both indoor and outdoor applications. Whether you are looking to add a contemporary touch or a traditional charm to your space, steel sheets can be an excellent choice for decorative column wraps.

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