49 inch 26Ga Matt Textured Steel Coil RAL7024 HDP 40 Years Warranty

Steel Painted Galvanized Steel Metal Roof

1. Galvanized Steel

- Description: Galvanized steel is coated with a layer of zinc to protect against corrosion.

- Characteristics:

- Corrosion Resistance: Good, but the zinc layer can wear off over time.

- Durability: Moderate, with a lifespan typically ranging from 20 to 50 years.

- Cost: Generally lower than other coated steels.

- Applications: Suitable for a variety of roofing applications, including residential, commercial, and agricultural buildings.

2. Aluminum-Zinc Alloy Coated Steel (Aluzinc or Galvalume)

- Description: Coated with an alloy of aluminum and zinc, typically 55% aluminum, 43.4% zinc, and 1.6% silicon.

- Characteristics:

- Corrosion Resistance: Superior, often three times more than galvanized steel.

- Durability: High, with a lifespan that can exceed 50 years.

- Reflectivity: High thermal reflectivity, making it energy-efficient.

- Cost: Higher than galvanized steel, but offers better performance.

- Applications: Ideal for harsh environments, including industrial and coastal areas.

3. Pre-painted Galvanized Steel (PPGI)

- Description: Galvanized steel that is pre-painted with various types of coatings.

- Characteristics:

- Corrosion Resistance: Enhanced due to the additional paint layer.

- Aesthetic Appeal: Available in a wide range of colors and finishes.

- Durability: Good, depends on the quality of the paint system.

- Cost: Higher than unpainted galvanized steel.

- Applications: Used for decorative roofing and siding where aesthetics are important.

4. Pre-painted Aluminum-Zinc Alloy Coated Steel (PPGL)

- Description: Aluminum-zinc alloy coated steel that is pre-painted.

- Characteristics:

- Corrosion Resistance: Excellent, combining the benefits of the alloy coating and the paint layer.

- Aesthetic Appeal: Available in various colors and finishes.

- Durability: Very high, often exceeding 50 years.

- Cost: Higher than PPGI due to the superior base material.

- Applications: Suitable for high-end residential, commercial, and industrial roofing.

5. Stainless Steel

- Description: Steel alloyed with chromium to provide excellent corrosion resistance.

- Characteristics:

- Corrosion Resistance: Outstanding, particularly in corrosive environments.

- Durability: Very high, with a potential lifespan of over 100 years.

- Aesthetic Appeal: Can have a sleek, modern appearance.

- Cost: Significantly higher than other roofing steels.

- Applications: Used in high-end and specialty applications, such as architectural roofing.

Wooden houses often use metal tiles for roofs and walls due to several functional and aesthetic benefits that make metal a suitable choice, particularly in regions with harsh climates, high moisture, or extreme temperatures. Here’s a breakdown of why metal tiles are commonly used and the types of metal materials that are most popular:

Reasons Why Metal Tiles Are Used in Wooden Houses

1. Durability and Longevity:

   • Metal tiles are incredibly durable and can last for several decades (often 40+ years), far longer than traditional asphalt shingles or wooden shingles. They are resistant to common roofing issues such as decay, cracking, and warping, making them ideal for regions with extreme weather.

   • Metal roofs can also resist hail, high winds, and heavy snow, which are common in colder climates, such as parts of Canada, Russia, and Scandinavia.

2. Weather Resistance:

   • Metal tiles are impervious to moisture, unlike wood or asphalt roofing, which can suffer from water damage or mildew. This is crucial in humid environments, areas with frequent rainfall, or snowy regions where ice can build up.

   • Metal is fire-resistant, providing extra protection against wildfires or lightning strikes, making it a desirable option in places prone to fire hazards.

3. Energy Efficiency:

   • Metal roofs reflect solar heat more efficiently than traditional roofing materials, which can help regulate indoor temperatures in both summer and winter. In cold climates, metal roofs prevent ice damming (build-up of ice along the roof edge), which can occur with traditional shingles.

   • The reflective surface of metal can also help keep the home cooler in warmer climates, making them energy-efficient and environmentally friendly.

4. Lightweight and Easy Installation:

   • Compared to traditional tile, slate, or concrete roofs, metal tiles are lightweight, which reduces the stress on the house structure. This is especially important in wooden homes, which might not be designed to carry the heavy load of traditional roofing materials.

   • Installation is quicker and easier than traditional roofing, which can reduce labor costs and make metal tiles an attractive option for both new builds and renovations.

5. Aesthetic Appeal:

   • Metal tiles are available in a wide range of colors, finishes, and styles that can complement the natural aesthetic of a wooden house. They can mimic traditional roof materials such as clay tiles, slate, or wood shakes, offering a versatile and modern appearance.

   • The clean, sleek lines of metal roofing tiles give a contemporary look, while still blending well with rustic or natural wooden architecture.

6. Low Maintenance:

   • Metal roofs require far less maintenance than traditional roofing materials like wooden shingles, which need to be treated regularly to prevent decay, or asphalt shingles, which can deteriorate over time. Metal roofing is also resistant to moss, algae, and mildew, making it easier to maintain clean and functional.

Package & Delivery Shipment :

Delivery time: 30 days deliver to loading port

Shipment Methods: Container, Breakbulk, Railway, Trucks

Shandong Decho Building Materials Technology Co., Ltd (hereafter called “DBM” ) is a professional manufacturer and exporting company of coated steel coils and sheets, with over 13 years of experience in steel industry and 11 years of steel mill work experience, with extensive product knowledge and experience in production process, especially for the supply of coated steel coils with a stable and reliable supply chain of manufacturers and logistics.

DBM is always in pursuit of and committed to providing high quality products and services. Our company has professional quality inspection team members, for each batch of orders can be fully on-site testing and provide test reports, can also accept any third-party testing company on-site testing, we can do is to ensure that each order goods delivered to a high standard, to achieve customer satisfaction, to achieve win-win cooperation.

DBM can meet the need to use colour steel plate as raw material for building. Decho Building Materials colour steel plate is mainly processed into, for example, colour steel corrugated board or colour steel composite sandwich board after our colour steel plate is widely used in the construction of airports, freezers, steel plants, warehouses, and other industrial buildings and commercial buildings, such as the roof of the colour steel tiles, colour steel plate sandwich walls and doors.

DBM only focus on high standard coated coils with warranty service, We are your strict gatekeeper and faithful partner in China import , We always been committed to becoming your long-term reliable supplier in China.