适用于焊接25% Cr, 7% Ni, 4% Mo,低碳奥氏体铁素体不锈钢的实芯抗腐蚀“双相”合金焊丝。 OK Autrod 2509具有较高的抗晶间腐蚀性、抗点蚀性和抗应力腐蚀性。该合金广泛用于抗腐蚀性具有极其重要性的应用。其适用于纸浆和造纸行业、海洋工程和天然气行业。
Typical Tensile Properties
| As welded |
| Elongation | Tensile Strength | Yield Strength |
| 30 % | 832 MPa | 659 MPa |
夏比V型缺口冲击性能| As welded |
| Impact Value | Testing Temperature |
| 159 J | 20 °C |
| 129 J | -40 °C |
焊缝金属分析| Mn |
| Mn | Mo | C | Si | Ni | N | Cr |
| 0.4 % | - | - | - | - | - | - |
| Mo |
| Mn | Mo | C | Si | Ni | N | Cr |
| - | 3.9 % | - | - | - | - | - |
| C |
| Mn | Mo | C | Si | Ni | N | Cr |
| - | - | 0.01 % | - | - | - | - |
| Si |
| Mn | Mo | C | Si | Ni | N | Cr |
| - | - | - | 0.4 % | - | - | - |
| Ni |
| Mn | Mo | C | Si | Ni | N | Cr |
| - | - | - | - | 9.4 % | - | - |
| Cr |
| Mn | Mo | C | Si | Ni | N | Cr |
| - | - | - | - | - | - | 25.2 % |
熔敷数据| 安培 | 熔敷率 | 电压 V | 直径 | 送丝速度 |
| 80-190 A | 1,1-3,1 kg/h | 16-24 V | 1.0 mm | 2,9-8,4 m/min |
| 180-280 A | 2,6-4,5 kg/h | 20-28 V | 1.2 mm | 4,9-8,5 m/min
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