Stainless Steel Plate
439 Stainless Steel Plate
439 stainless steel is a ferritic stainless steel with high amounts of chromium (approximately 17-20%) and low carbon content. This combination gives it excellent corrosion resistance, especially in environments where chloride ions are present.
One of the main advantages of 439 stainless steel is its corrosion resistance. This stainless steel has a high chromium content, which helps prevent rust and corrosion in both wet and dry conditions. This makes it ideal for use in environments where moisture or chemicals are present. In addition, 439 stainless steel also has good formability and weldability. It can be easily molded into different forms or sizes without sacrificing its structural integrity. This makes it versatile and suitable for a variety of manufacturing processes. However, 439 stainless steel are prone to corrosion in certain environments. Contact with chloride-containing substances, such as salt water or harsh cleaners, can cause pitting and rust on the surface of 439 stainless steel. 439 stainless steel may not have the same level of strength and durability as other types of stainless steel. While it is still a strong material, it may not perform well under heavy loads or stressful conditions.
Product Parameters
| Product Name | 439 Stainless Steel Plate |
|---|---|
| Type | Plate |
| Thickness | 0.3mm - 200mm |
| Length | 2000mm, 2438mm, 3000mm, 5800mm, 6000mm, 12000mm |
| Width | 40mm-600mm, 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm |
| Standard | ASTM, AISI, JIS, GB, DIN, EN |
| Surface | BA, 2B, NO.1, NO.4, 4K, HL, 8K |
| Certificate | ISO, SGS, BV |
| Production Technology | Hot Rolling, Cold Rolling |
| Edge Processing | Edging, Trimming |
Chemical Composition
| C | Si | Mn | Cr | Ni | S | P |
|---|---|---|---|---|---|---|
| ≤ 0.08 | ≤ 1.0 | ≤ 2.0 | 18.0 – 20.0 | 8.0 – 10.5 | ≤ 0.03 | ≤ 0.035 |
Mechanical Properties
| Tensile Strength Kb (MPa) | Yield Strength σ0.2 (MPa) | Elongation D5 (%) | Hardness |
|---|---|---|---|
| ≥ 520 | ≥ 205 | ≥ 40 | ≤187HB / ≤90HRB / ≤200HV |
Physical Performance
| Density (g/cm³) | Modulus of Elasticity (GPa) | Thermal Expansion (10⁻⁶/°C) | Thermal Conductivity (W/m·K) | Resistivity (μΩ·cm) |
|---|---|---|---|---|
| 8.03 | 193 | 16.9 | 16.2 | 72 |
