Ferritic stainless steel welding wire and welded part
AssigneeDaido Steel Co., Ltd.
InventorsMasato UCHI, Masakazu YAMASHITA, Akio UENAKA, Osamu HARA
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Abstract
The present invention relates to a ferritic stainless steel welding wire, including, in terms of mass %: C: ≤0.050%; Si: ≤1.00%; Mn: 2.50% to 5.00%; P: ≤0.040%; S: ≤0.010%; Cu: ≤0.50%; Ni: 0.01% to 1.00%; Cr: 12.0% to 20.0%; Mo: ≤0.50%; Ti: 0.20% to 2.00%; Nb: 0.10% to 0.80%; Al: 0.020% to 0.200%; Mg: ≤0.020%; O: ≤0.020%; and N: 0.001% to 0.050%, with the balance being Fe and unavoidable impurities, and having a Ni equivalent represented by Equation (1) of 1.0 to 3.0, Ni equivalent=[Ni]+0.5×[Mn]+30×[C]+30×([N]−0.06) Equation (1), in Equation (1), [X] represents a content (mass %) of an element X, and relates to a welded part.
Claims4
A ferritic stainless steel welding wire, comprising, in terms of mass %:
- C:
- ≤0.050%;
- Si:
- ≤1.00%;
- Mn:
- 2.50% to 5.00%;
- P:
- ≤0.040%;
- S:
- ≤0.010%;
- Cu:
- ≤0.50%;
- Ni:
- 0.01% to 1.00%;
- Cr:
- 12.0% to 20.0%;
- Mo:
- ≤0.50%;
- Ti:
- 0.20% to 2.00%;
- Nb:
- 0.10% to 0.80%;
- Al:
- 0.020% to 0.200%;
- Mg:
- ≤0.020%;
- O:
- ≤0.020%;
- and
- N:
- 0.001% to 0.050%,
- with the balance being Fe and unavoidable impurities,
- and having a Ni equivalent represented by Equation (1) of 1.0 to 3.0,
- Ni equivalent=[Ni]+0.5×[Mn]+30×[C]+30×([N]−0.06) Equation (1),
- in Equation (1), [X] represents a content (mass %) of an element X.
Dependencies are inferred from the claim text.