OK 61.85是一款适用于E347牌号的碱性药皮铌稳定化焊条,其非常适用于焊接铌稳定化或钛稳定化钢种。OK 61.85在立焊和仰焊位置使用时具有出色的焊接性能,因而非常适用于管道焊接。
Typical Tensile Properties
As welded | |||||
Elongation | Tensile Strength | Yield Strength | 保护气体 | Stress Relieved Temperature | Stress Relieved Testing Time |
40 % | 620 MPa | 500 MPa | ISO | - | - |
Stress relieved | |||||
Elongation | Tensile Strength | Yield Strength | 保护气体 | Stress Relieved Temperature | Stress Relieved Testing Time |
40 % | 640 MPa | 500 MPa | ISO | 600 °C | 16 hr |
As welded | |||||
Elongation | Tensile Strength | Yield Strength | 保护气体 | Stress Relieved Temperature | Stress Relieved Testing Time |
- | - | - | AWS | - | - |
夏比V型缺口冲击性能
As welded | ||||
Impact Value | Testing Temperature | 保护气体 | Stress Relieved Testing Temp | Stress Relieved Testing Time |
100 J | 20 °C | ISO | - | - |
70 J | -60 °C | ISO | - | - |
- | -120 °C | ISO | - | - |
Stress relieved | ||||
Impact Value | Testing Temperature | 保护气体 | Stress Relieved Testing Temp | Stress Relieved Testing Time |
80 J | 20 °C | ISO | 600 °C | 16 hr |
40 J | -60 °C | ISO | 600 °C | 16 hr |
焊缝金属分析
Mn | |||||||
Mn | C | Nb | Si | Ferrite FN | Ni | N | Cr |
1.7 % | - | - | - | - | - | - | - |
C | |||||||
Mn | C | Nb | Si | Ferrite FN | Ni | N | Cr |
- | 0.04 % | - | - | - | - | - | - |
Nb | |||||||
Mn | C | Nb | Si | Ferrite FN | Ni | N | Cr |
- | - | 0.61 % | - | - | - | - | - |
Si | |||||||
Mn | C | Nb | Si | Ferrite FN | Ni | N | Cr |
- | - | - | 0.4 % | - | - | - | - |
Ferrite FN | |||||||
Mn | C | Nb | Si | Ferrite FN | Ni | N | Cr |
- | - | - | - | 6 % | - | - | - |
Ni | |||||||
Mn | C | Nb | Si | Ferrite FN | Ni | N | Cr |
- | - | - | - | - | 10.2 % | - | - |
Cr | |||||||
Mn | C | Nb | Si | Ferrite FN | Ni | N | Cr |
- | - | - | - | - | - | - | 19.5 % |
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 |
42 sec | 0.60 kg | 98 | 55-80 A | 0.9 kg/h | 25 V | 2.5 x 300 mm |
64 sec | 0.62 kg | 49 | 75-110 A | 1.2 kg/h | 23 V | 3.2 x 350 mm |
70 sec | 0.61 kg | 33 | 80-150 A | 1.6 kg/h | 24 V | 4.0 x 350 mm |
76 sec | 0.61 kg | 21 | 150-200 A | 2.3 kg/h | 23 V | 5.0 x 350 mm |