Corrugated steel sheets for roofing
- Ref Price:
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- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
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Commodity | Hot dip galvanized steel coil and sheet |
Technical Standard: | JIS 3302 / ASTM A653 / EN10143 |
Grade | DX51D / DX52D/ DX53D/ S250,280,320GD |
Types: | Commercial / Drawing / Deep Drawing / Structural quality |
Width | 500/650/726/820/9/1000/1200/1219/1220/1250mm |
Thickness | 0.12-2.8mm |
Type of coating: | Galvanized |
Zinc coating | Z30-275g/m2 |
Surface Treatment | Chromed / Skin-pass/ Oiled/Slightly Oiled/ Dry/ Anti-fingerprint |
Surface structure: | Zero spangle / minimized spangle / regular spangle/ big spangle |
ID coil | 508mm or 610mm |
Coil weight | 3-8 MT per coil |
Package: | Properly packed for ocean freight exportation in 20''containers |
Application: | Industrial panels, roofing and siding for painting |
Price terms | FOB,CFR,CIF |
Payment terms | T/T or L/C |
Delivery time | Within 30 days |
Remarks | Insurance is all risks |
MTC will be handed on with shipping documents | |
We accept the third party certification test,such as SGS/BV |
Technical data :
Hot dipped galvanized coil Technical Data
Chemical Composition | ||||||
GRADE | C | Si | Mn | P | S | Ti |
SGCC/DX51D+Z | ≤0.10 | ≤0.50 | ≤0.60 | ≤0.10 | ≤0.030 | ≤0.020 |
DX52D+Z | ≤0.10 | ≤0.50 | ≤0.60 | ≤0.10 | ≤0.030 | ≤0.020 |
SGCD/DX53D+Z | ≤0.10 | ≤0.30 | ≤0.50 | ≤0.05 | ≤0.030 | ≤0.020 |
SGCE/DX54D+Z | ≤0.10 | ≤0.30 | ≤0.30 | ≤0.03 | ≤0.020 | ≤0.020 |
DX56D+Z | ≤0.10 | ≤0.30 | ≤0.30 | ≤0.03 | ≤0.020 | ≤0.020 |
Structural | ≤0.20 | ≤0.60 | ≤1.70 | ≤0.10 | ≤0.045 | |
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Hot dipped galvanized steel coil Mechanical Properties | |||
GRADE | Yield Strength MPa | Tensile Strength MPa | Elongation % |
SGCC(DX51D+Z) | ≥205 | ≥270 | - |
SGCD(DX53D+Z) | - | ≥270 | 38 |
SGCE(DX54D+Z) | - | ≥270 | 40 |
DX56D+Z | - | ≥270 | 42 |
- Q: Are steel sheets easy to install?
- Yes, steel sheets are generally easy to install as they are lightweight and come in various sizes, allowing for easy handling and maneuverability during installation. Additionally, steel sheets often have pre-drilled holes or slots, facilitating the installation process.
- Q: How do you calculate the yield strength of a steel sheet?
- In order to determine the yield strength of a steel sheet, it is necessary to carry out a tensile test, which involves subjecting a sample of the steel sheet to stretching until it fractures. During this test, the stress and strain applied to the sample are measured. The yield strength denotes the point at which the material starts to deform plastically, meaning that it no longer returns to its original shape after the stress is removed. This mechanical property is of great importance as it indicates the maximum stress that the material can endure without undergoing permanent deformation. Throughout the tensile test, the stress applied to the steel sheet is measured as the strain on the sample is gradually increased. Stress is determined by dividing the force exerted on the sample by its initial cross-sectional area. Strain is calculated by dividing the change in length of the sample by its original length. The yield strength is defined as the stress at which a specific amount of permanent deformation occurs, typically 0.2% strain or 0.2% offset. In other words, the yield strength is the stress required to initiate a 0.2% alteration in the length of the sample. Once the stress-strain data is obtained from the tensile test, it is possible to plot a stress-strain curve. By locating the point on the curve where the stress corresponding to the specified amount of strain is reached, the yield strength can be determined. To summarize, to calculate the yield strength of a steel sheet, it is necessary to conduct a tensile test and measure the stress and strain applied to the sample. The yield strength is then determined by identifying the point on the stress-strain curve where a specific amount of permanent deformation occurs, indicating the maximum stress the steel sheet can withstand.
- Q: How do steel sheets perform in corrosion resistance?
- Steel sheets generally have good corrosion resistance due to the protective oxide layer that forms on the surface, which helps to prevent rusting and deterioration. However, the level of corrosion resistance can vary depending on the type of steel and the specific environmental conditions it is exposed to.
- Q: What is the difference between a pre-annealed and full hard steel sheet?
- A pre-annealed steel sheet is a sheet that has undergone an annealing process to relieve internal stresses and enhance its formability. It is softer and more malleable compared to a full hard steel sheet. On the other hand, a full hard steel sheet has not undergone any additional treatment after being cold-rolled, making it harder and less ductile. It is typically used for applications requiring higher strength and stiffness.
- Q: Are steel sheets suitable for interior wall cladding?
- Yes, steel sheets are suitable for interior wall cladding. They provide a durable and modern aesthetic, are resistant to moisture and fire, and can be customized to fit various design styles.
- Q: What are the different joining methods for steel sheets?
- There are several different methods for joining steel sheets, each with its own advantages and applications. 1. Welding: Welding is one of the most common methods used to join steel sheets. It involves melting and fusing the edges of the sheets together using heat. There are various welding techniques such as arc welding, MIG welding, TIG welding, and spot welding. Welding offers strong and durable joints, but it requires skilled operators and can be time-consuming. 2. Bolting: Bolting involves using bolts or screws to connect steel sheets. This method is commonly used when disassembly or maintenance is required. Bolting provides a strong and reliable joint, and it is relatively simple and quick to perform. However, it may require drilling holes in the sheets and can result in a less aesthetically pleasing appearance compared to welding. 3. Riveting: Riveting is a method that uses metal pins or rivets to join steel sheets together. The rivets are inserted through pre-drilled holes in the sheets and then deformed or expanded to hold them in place. Riveting offers strong and secure joints, and it is often used in applications that require high shear strength. However, it can be time-consuming and requires specialized tools and skills. 4. Adhesive bonding: Adhesive bonding involves using specialized adhesives or bonding agents to join steel sheets together. The adhesive is applied between the sheets, and it forms a strong bond as it cures. This method offers excellent aesthetics as it leaves no visible joints, and it can also distribute stress evenly across the joint. Adhesive bonding is commonly used in industries where welding or other methods are not suitable, such as in the automotive and aerospace sectors. 5. Clinching: Clinching is a method that uses mechanical force to join steel sheets together. It involves deforming the edges of the sheets to interlock them and create a strong joint. Clinching does not require any additional materials such as fasteners or adhesives, making it cost-effective. However, it may not be suitable for applications that require high load-bearing capacity. Overall, the choice of joining method for steel sheets depends on factors such as the application, desired strength, aesthetics, time constraints, and cost considerations. Each method has its own advantages and limitations, and it is important to select the most appropriate method for the specific requirements of the project.
- Q: What is the minimum order quantity for the steel sheets?
- You must order at least 100 units of steel sheets.
- Q: Is the steel plate 1.5 meters wide and 2 meters wide at the same price? .
- The price of the steel plate is calculated by ton. There are many ways to calculate the price. The whole plate is a kind of price. If you need a specific size, if the cutting angle can not be used, it will be calculated accordingly.
- Q: Are the steel sheets suitable for architectural applications?
- Yes, steel sheets are suitable for architectural applications. Steel is a versatile material that offers several advantages for architectural purposes. It is strong, durable, and can withstand harsh weather conditions, making it ideal for various architectural elements such as roofing, cladding, and facades. Steel sheets also offer design flexibility, allowing architects to create unique and innovative structures. Additionally, steel is a sustainable material as it is recyclable and has a long lifespan, making it an environmentally friendly choice for architectural applications. Overall, steel sheets are a reliable and versatile option for architects looking to incorporate structural integrity, aesthetic appeal, and sustainability into their designs.
- Q: Are steel sheets suitable for chemical storage applications?
- Yes, steel sheets are suitable for chemical storage applications due to their durability, resistance to corrosion, and ability to handle high temperatures and pressures.
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Corrugated steel sheets for roofing
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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