FIELD: engines and pumps.
SUBSTANCE: invention relates to powder materials based on iron for stages of submersible centrifugal pumps. Material contains 0.1-0.9 wt% of carbon, 6.0-26.0 wt% of nickel, 0.9-9.1 wt% of molybdenum, 0.06-2.75 wt% of tungsten and iron - balance.
EFFECT: decreased residual porosity of structure of material after sintering, high mechanical strength and hardness of material.
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| Title | Year | Author | Number |
|---|---|---|---|
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RU2559603C2 |
