JIS G3114 SMA490BP Corten Steel
SMA490BP steel plate is a weathering steel according to JIS G3114.SMA490BP steel is a low alloy corrosion-resistant steel with a minimum yield strength of 365 Mpa.SMA490BP steel is suitable for many applications in exposed condition when normally exposed to the atmosphere.SMA490BP steel is a low alloy corrosion-resistant steel with a minimum yield strength of 365 Mpa.SMA490BP steel is a low alloy corrosion-resistant steel when normally exposed to the atmosphere.
JIS G3114 SMA490BP Corten steel is widely used in air preheater, coal economizer, railroad cars, container production, bridge, construction and other fields.
JIS SMA490BP corten steel sheet chemical composition
| SMA490BP Chemical composition | |||||
| Grade | The Element Max (%) | ||||
SMA490BP |
C | Si | Mn | P | S |
| 0.18 | 0.55 | 1.4 | 0.035 | 0.035 | |
| Cr | Cu | Ni | |||
| 0.30-0.55 | 0.20-0.35 | ||||
JIS G3114 SMA490BP The chemical composition of steel varies from grade to grade, ranging from very low carbon content to high manganese content. Low carbon steels have poorer weldability but better toughness and corrosion resistance. High manganese steels have better weldability in addition to higher strength and corrosion resistance.
JIS SMA490BP corten steel panel mechanical property
| 16-40 | 355 |
| 40-75 | 335 |
| 75-100 | 325 |
| 100-160 | 305 |
| 160-200 | 295 |
JIS SMA490BP corten weathering steel Material Thermal Properties
| Temperature (°C) | 43 | 669 | 811 |
| Modulus of elasticity (GPa) | - | 423 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 11 |
| Thermal conductivity (W/m·°C) | - | 44.3 | 32.2 |
| Specific thermal capacity (J/kg·°C) | - | 411 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.11 | - | - |
| Deity (kg/dm³) | - | - | 233 |
| Poisson's coefficient, ν | - | - | 312 |
JIS G3114 SMA490BP corten steel sheet metal Machining Technology
JIS G3114 SMA490BP corten steel sheet metal is one of the most commonly used steels in Japan, known for its high tensile strength, good toughness and excellent fatigue properties, making it an ideal material for machining. It is a low carbon, low alloy steel and is normally supplied in the normalized condition. Because of its good heat treatability, JIS G3114 SMA490BP steel is relatively easy to machine, but high cutting speeds are required to obtain good machining results, especially for difficult operations.
JIS SMA490BP weathering steel sheet product image
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