OK 85.58是适用于热作工具、热修整工具、冲床等维修性焊接的耐磨堆焊焊条。焊缝金属硬度可通过淬火及回火或仅仅回火方式得到提升。焊缝金属可接受分级淬火。为避免开裂,预热温度及层间温度应至少为300°C,推荐达到500°C。
焊缝金属分析
| Mn |
| Mn | C | Nb | Si | W | Co | Cr |
| 0.9 % | - | - | - | - | - | - |
| C |
| Mn | C | Nb | Si | W | Co | Cr |
| - | 0.32 % | - | - | - | - | - |
| Nb |
| Mn | C | Nb | Si | W | Co | Cr |
| - | - | 0.8 % | - | - | - | - |
| Si |
| Mn | C | Nb | Si | W | Co | Cr |
| - | - | - | 1.1 % | - | - | - |
| W |
| Mn | C | Nb | Si | W | Co | Cr |
| - | - | - | - | 7.9 % | - | - |
| Co |
| Mn | C | Nb | Si | W | Co | Cr |
| - | - | - | - | - | 2.1 % | - |
| Cr |
| Mn | C | Nb | Si | W | Co | Cr |
| - | - | - | - | - | - | 1.8 % |
熔敷数据| Fusion time per electrode at 90% I max | kg weld metal/kg electrodes | Number of electrodes/kg weld metal | 安培 | 熔敷率 | 电压 V | 直径 |
| 53 sec | 0.65 kg | 72 | 70-110 A | 0.9 kg/h | 22 V | 2.5 x 350 mm |
| 62 sec | 0.63 kg | 45 | 100-150 A | 1.3 kg/h | 23 V | 3.2 x 350 mm |
| 75 sec | 0.63 kg | 30 | 130-190 A | 1.7 kg/h | 23 V | 4.0 x 350 mm |
| 88 sec | 0.66 kg | 18 | 180-250 A | 2.2 kg/h | 25 V | 5.0 x 350 mm |


