Method of forming a weld joint of austenitic stainless steel/fer

Details Method of forming a weld joint of austenitic stainless steel/fer Method of forming a weld joint of austenitic stainless steel/fer

1995-01-09

1996-09-17

Yee, Deborah

Electric heating

Metal heating

By arc

21914623, 22826241, 420 43, 420452, B23K 3500, C22C 3840, C22C 1905

Patent

active

055565611

ABSTRACT:
A method of forming a weld joint between an austenitic stainless steel and a ferritic steel. The ferritic steel contains 0.03 to 0.12% carbon, 0.70% or less silicon, 0.10 to 1.50% manganese, 0.030% or less phosphorus, 0.015% or less sulphur, 1.50 to 3.50% chromium, 0.40% or less molybdenum, 1.00 to 3.00% tungsten, 0.10 to 0.35% vanadium, 0.01 to 0.10% niobium, 0.030% or less Sol. aluminum, 0.020% or less boron, and 0.030% or less nitrogen.

REFERENCES:
patent: 2770030 (1956-11-01), Carpenter et al.
patent: 4525620 (1985-06-01), Deverell et al.
patent: 4703885 (1987-11-01), Lindgren et al.
Koyama, Patent Abstracts of Japan, vol. 10, No. 295 (M-523) [2351], Oct. 7, 1986 & JP-A-61 108477.
King et al., "Development Of An Improved Stainless Steel To Ferritic Steel Transition Joint", Welding Journal, vol. 56, No. 11, Nov. 1977, pp. 354s-358s.

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