Mitsubishi Jukogyo Kabushiki Kaisha

Fumio Mitsuura

Fujimitsu Masuyama

Kaneyasu Ishikawa

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.

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Nagasaki, Japan

Fumio Mitsuura