Description:
Tungsten iron belongs to the series of iron alloys (with a tungsten content of 70%-80%), and is an alloy composed of tungsten and iron, used as an alloy additive in steelmaking. There are commonly two types of tungsten iron with tungsten contents of 70% and 80%.
Tungsten iron is produced by the carbon reduction of in an electric furnace. It is mainly used as an alloy element additive for tungsten-containing alloy steels (such as high-speed steel).
Specifications:
Grade | Chemical composition % | |||||||||||
W | C | P | S | Si | Mn | Cu | As | Bi | Pb | Sb | Sn | |
The following components are not greater than | ||||||||||||
FeW80-A | 75.0~85.0 | 0.1 | 0.03 | 0.06 | 0.5 | 0.25 | 0.1 | 0.06 | 0.05 | 0.05 | 0.05 | 0.06 |
FeW80-B | 75.0~85.0 | 0.3 | 0.04 | 0.07 | 0.7 | 0.35 | 0.12 | 0.08 | - | - | 0.05 | 0.08 |
FeW80-C | 75.0~85.0 | 0.4 | 0.05 | 0.08 | 0.7 | 0.5 | 0.15 | 0.1 | - | - | 0.05 | 0.08 |
FeW70 | ≥70.0 | 0.8 | 0.06 | 0.1 | 1 | 0.6 | 0.18 | 0.1 | - | - | 0.05 | 0.1 |
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