HARD SOLDER ON IRON-CHROMIUM BASIS Russian patent published in 2013 - IPC B23K35/30 C22C30/00 C22C38/20 

Abstract RU 2496626 C2

FIELD: metallurgy.

SUBSTANCE: invention refers to metallurgy, and namely to hard solder on iron-chromium basis with excellent wetting characteristic on material based on stainless steel; with that, hard solder forms a soldered joint with high strength and good corrosion resistance. Powder of hard solder on iron-chromium basis for soldering of materials on the basis of stainless steel contains the following, wt %: chrome between 11 and 35, nickel between 0 and 30, copper between 2 and 20, silicon between 2 and 6, phosphorus between 4 and 8, manganese between 0 and 10 and at least iron 20. Solder is used for soldering of heat exchangers or catalytic converters.

EFFECT: improvement of solder properties.

22 cl, 3 dwg, 2 tbl, 8 ex

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RU 2 496 626 C2

Authors

Mors Ove

Persson Ul'Rika

Dates

2013-10-27Published

2009-03-16Filed