伊萨焊材.价格:0.00元/公斤 最小起订量:5 公斤 供货总量:5000 公斤 发货期限:自买家付款之日起1天内发货 有效期至:长期有效
OK 73.68为一款2.5%镍合金化LMA焊条,适合用于焊接温度低至-60°C条件下具有冲击强度要求的低合金钢。焊缝金属成分相当优异,在立向上焊时仍可获得低温冲击性能。OK 73.68的焊缝金属还具有优良的耐海水和耐硫酸烟雾性能。
Typical Tensile Properties
As welded |
Elongation |
Tensile Strength |
Yield Strength |
保护气体 |
Stress Relieved Temperature |
Stress Relieved Testing Time |
28 % |
615 MPa |
540 MPa |
ISO |
- |
- |
Stress relieved |
Elongation |
Tensile Strength |
Yield Strength |
保护气体 |
Stress Relieved Temperature |
Stress Relieved Testing Time |
28 % |
600 MPa |
500 MPa |
AWS |
620 °C |
1 hr |
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 |
105 J |
-60 °C |
ISO |
- |
- |
65 J |
-80 °C |
ISO |
- |
- |
Stress relieved |
Impact Value |
Testing Temperature |
保护气体 |
Stress Relieved Testing Temp |
Stress Relieved Testing Time |
85 J |
-60 °C |
AWS |
620 °C |
1 hr |
焊缝金属分析
Mn |
Mn |
Mo |
C |
Si |
Ni |
Cr |
1 % |
- |
- |
- |
- |
- |
Mo |
Mn |
Mo |
C |
Si |
Ni |
Cr |
- |
0.01 % |
- |
- |
- |
- |
C |
Mn |
Mo |
C |
Si |
Ni |
Cr |
- |
- |
0.05 % |
- |
- |
- |
Si |
Mn |
Mo |
C |
Si |
Ni |
Cr |
- |
- |
- |
0.35 % |
- |
- |
Ni |
Mn |
Mo |
C |
Si |
Ni |
Cr |
- |
- |
- |
- |
2.4 % |
- |
Cr |
Mn |
Mo |
C |
Si |
Ni |
Cr |
- |
- |
- |
- |
- |
0.02 % |
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 |
55 sec |
0.62 kg |
70.0 |
70-110 A |
0.90 kg/h |
23 V |
2.5 x 350 mm |
81 sec |
0.62 kg |
32.0 |
105-150 A |
1.40 kg/h |
23 V |
3.2 x 450 mm |
88 sec |
0.65 kg |
21.0 |
140-190 A |
2.00 kg/h |
23 V |
4.0 x 450 mm |
104 sec |
0.65 kg |
13.5 |
190-270 A |
2.50 kg/h |
27 V |
5.0 x 450 mm |