不锈钢棒材
产品描述
SS329 双重不锈钢圆棒 (UNS S32900 / AISI 329 / EN 1.4460) 是一款不锈钢棒材。相关牌号或标准包括 UNS S32900; AISI / ASTM 329; EN 1.4460 (X6CrNiMo23.5); DIN 1.4460; JIS SUS329J1。常见应用包括 Marine / Offshore; Chemical / Petrochemical; Pulp & Paper; Water Treatment。现有尺寸信息包括 Up to Φ600 mm; h9, h11, h12 (standard); h6/h7/h8 (precision ground)。如需具体规格和供应信息，请联系 Vertex Alloy。
尺寸范围
- Up to Φ600 mm
- h9, h11, h12 (standard); h6/h7/h8 (precision ground)
牌号标准
| 标准体系 | 数值 |
|---|---|
| 🇺🇸 UNS | S32900 |
| AISI / ASTM | 329 |
| 🇪🇺 EN | 1.4460 (X6CrNiMo23.5) |
| 🇩🇪 DIN | 1.4460 |
| 🇯🇵 JIS | SUS329J1 |
| 🇨🇳 GB | 0Cr26Ni5Mo2 (S22553) — approximate |
化学成分
| 元素 | 数值 |
|---|---|
| C | ≤ 0.08 |
| Si | ≤ 0.75 |
| Mn | ≤ 1.00 |
| P | ≤ 0.040 |
| S | ≤ 0.030 |
| Cr | 23.0 – 28.0 |
| Ni | 2.5 – 5.0 |
| Mo | 1.0 – 2.0 |
| N | ≤ 0.08 |
| Fe | Balance |
机械性能
| 性能 | 数值 |
|---|---|
| Tensile Strength Rm | ≥ 620 MPa |
| Yield Strength Rp0.2 | ≥ 450 MPa |
| Elongation A | ≥ 20% |
| Hardness | ≤ 260 HB |
物理性能
| 性能 | 单位 | 数值 |
|---|---|---|
| Density | - | 7.80 g/cm³ |
| Melting Point Range | - | 1,400 – 1,450 °C |
| Modulus of Elasticity E | - | 1,400 – 1,450 °C |
| Shear Modulus G | - | 77 GPa |
| Poisson's Ratio | - | 0.27 – 0.30 |
| Thermal Conductivity (20°C) | - | 14 – 17 W/(m·K) |
| CTE (20–100°C) | - | 12 – 13 ppm/°C |
| Electrical Resistivity | - | ~87 μΩ·cm |
| Magnetism | - | Magnetic (high ferrite content) |
| Specific Heat | - | ~0.46 kJ/(kg·K) |
应用场景
- Marine / Offshore
- Chemical / Petrochemical
- Pulp & Paper
- Water treatment
- Oil & Gas
- General Engineering
- Power Generation
- Food Processing