6mm Corten

6mmコルテン

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6mm Corten steel is a standard medium-thickness plate mainly produced through hot rolling, offering excellent mechanical performance and corrosion resistance. It is widely used due to its versatility in fabrication processes such as cutting, 曲げ, そして溶接.

カテゴリ:

6mm Corten steel refers to a medium-thickness weathering steel plate widely used in construction, 造園, および構造製作. This thickness offers a balanced combination of 強さ, 成形性, そして耐久性, making it one of the most commonly specified sizes in engineering and architectural projects.

1. Common Thickness Range of Corten Steel

Corten steel is typically supplied in plate and sheet forms with a wide range of thickness options:

カテゴリ 厚さの範囲 Typical Form
Thin sheet 0.5 – 3 mm Cold rolled sheet
中皿 3 – 20 mm Hot rolled plate
厚板 20 – 100 mm Hot rolled heavy plate

6mm Corten steel falls into the medium plate category, which is the most versatile range for fabrication and structural use.

2. Is 6mm Corten Hot Rolled or Cold Rolled?

ホットロール (Primary Method)

6mm Corten steel is primarily produced by hot rolling.

  • Rolling temperature is above recrystallization temperature
  • Suitable for medium and thick plates
  • Provides good mechanical strength and toughness
  • Surface is relatively rough with mill scale

Hot rolling is the standard process because it ensures better internal structure and performance for structural applications.

コールドロール (Less Common for 6mm)

Cold rolling is generally used for thinner sheets (usually below 3 mm).

  • Higher dimensional precision
  • Smoother surface finish
  • Limited thickness capability

For 6mm thickness, cold rolling is not economical or commonly used, except in special cases requiring tight tolerances.

3. Processing and Fabrication of 6mm Corten Steel

3.1 切断

  • Laser cutting for precision parts
  • Plasma cutting for thicker or large plates
  • Flame cutting for heavy-duty applications

3.2 曲げ加工

  • Suitable for cold bending with proper radius
  • Good ductility allows fabrication of angles and curves
  • Springback should be considered due to strength

3.3 溶接

  • Compatible with standard welding processes (自分, TIG, スマウ)
  • Requires matching filler materials for weathering steel
  • Proper welding ensures corrosion resistance continuity

3.4 表面処理

  • Can be supplied in raw (mill finish) condition
  • Pre-weathering treatment available for uniform rust layer
  • Surface cleaning recommended before installation

4. Applications of 6mm Corten Steel

Architectural Use

  • Facade cladding panels
  • Decorative screens and wall systems
  • Roofing and exterior elements

造園

  • Garden edging and planters
  • Retaining walls and outdoor structures

構造工学

  • Bridges and load-bearing components
  • Steel frameworks exposed to weather

5. Advantages of 6mm Thickness

  • Strong enough for structural and outdoor use
  • Easy to fabricate compared to thicker plates
  • Cost-effective balance between weight and durability
  • Suitable for both flat and formed components

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