Aluminothermic welding of austenitic manganese steel
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United States of America Patent
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Aug 12, 1980
Issued Date -
N/A
app pub date -
Nov 8, 1978
filing date -
Nov 16, 1977
priority date (Note) -
Expired
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Abstract
A method of aluminothermic welding of members of austenitic steel containing by weight 10 to 20% manganese, 0.5 to 1.5% carbon and 0 to 5% nickel, and particularly low carbon austenitic steels containing by weight 14 to 17% manganese, 0.5 to 1.5% carbon and 0 to 5% nickel, comprises using a particulate mix for forming the aluminothermic steel, which mix is substantially free from phosphorus and silicon and a mould whose body material is predominantly a non-silicon material.
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