OK Autrod NiCr-3是一种抗腐蚀及耐热镍铬合金焊丝，适用于高合金钢、耐热钢、耐腐蚀钢、9Ni钢以及低温条件下具有较高缺口韧性类似钢种的埋弧焊接。OK Autrod NiCr-3可配合Flux 10.90或OK Flux 10.16使用。
Typical Tensile Properties
| As welded |
| Elongation | Tensile Strength | Yield Strength |
| 40 % | 650 MPa | 400 MPa |
夏比V型缺口冲击性能| As welded |
| Impact Value | Testing Temperature |
| 150 J | 20 °C |
焊缝金属分析| Mn |
| Mn | C | Si | Ni | Nb+Ta | Cr | Fe |
| 3.0 % | - | - | - | - | - | - |
| C |
| Mn | C | Si | Ni | Nb+Ta | Cr | Fe |
| - | 0.04 % | - | - | - | - | - |
| Si |
| Mn | C | Si | Ni | Nb+Ta | Cr | Fe |
| - | - | 0.2 % | - | - | - | - |
| Ni |
| Mn | C | Si | Ni | Nb+Ta | Cr | Fe |
| - | - | - | bal % | - | - | - |
| Nb+Ta |
| Mn | C | Si | Ni | Nb+Ta | Cr | Fe |
| - | - | - | - | 2.5 % | - | - |
| Cr |
| Mn | C | Si | Ni | Nb+Ta | Cr | Fe |
| - | - | - | - | - | 20.0 % | - |
| Fe |
| Mn | C | Si | Ni | Nb+Ta | Cr | Fe |
| - | - | - | - | - | - | 1.3 % |
熔敷数据| 安培 | 熔敷率 | 电压 V | 直径 | 送丝速度 |
| 70-190 A | 1,3-4,8 kg/h | 20-27 V | 0.8 mm | 5-18 m/min |
| 100-200 A | 2,5-5,5 kg/h | 21-27 V | 1.0 mm | 6-13 m/min |
| 160-280 A | 3,6-6 kg/h | 24-30 V | 1.2 mm | 6-10 m/min |
