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OK 73.68伊萨焊条
来自:河北菲凡焊接材料有限公司
1人民币
发布时间:2017-9-15
关注次数:317
产品参数
商品详情
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 |
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