Filler metal for welding sintered materials

Details Filler metal for welding sintered materials Filler metal for welding sintered materials

1992-02-26

1994-03-22

Yee, Deborah

Electric heating

Metal heating

Weld rod composition

21914623, B23K 3534

Patent

active

052966771

ABSTRACT:
Disclosed herein is a filler metal for joining (mainly by high energy density beam welding) a part of porous sintered material to a part of the same material or steel, which gives rise to a weld zone free of such defects as cold cracking and blowholes.
The filler metal contains, by weight, at least one selected from the group consisting of Cr, Mo, and Si and at least one selected from the group consisting of Ni, C, and Mn in an amount specified by the equations below

REFERENCES:
patent: 2156299 (1939-05-01), Leitner
patent: 3716347 (1973-02-01), Bergstrom et al.
Patent Abstracts of Japan, vol. 12, No. 91 (M-679) (2938), Mar. 24, 1988, & JP-A-62-230-496, K. Ogawa, Oct. 9, 1987, "Welding Material for Sintered Two-Phase Stainless Steel".
Patent Abstracts of Japan, vol. 8, No. 230 (M-333), Oct. 23, 1984, & JP-A-59-110-481, S. Katsurada, "Welding Method of Sintered Metallic Material".

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