HIGH STRENGTH, AIR HARDENING STEEL FOR USE AS WELD FILLER
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United States of America Patent
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Mar 21, 2019
app pub date -
Feb 28, 2017
filing date -
Feb 28, 2017
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A high strength, air hardening steel includes the following contents in mass-%: C: 0.07 to ≤0.16, Si: 0.12 to ≤0.80, Mn: 1.00 to ≤2.20, Cr: 0.50 to ≤1.60, Mo: 0.10 to ≤1.00, Al: 0.010 to ≤0.060, N: 0.0020 to ≤0.0150, Ti: 0.010 to ≤0.050, V+2×Nb of 0.030 to ≤0.200, B: 0.0008 to ≤0.0050, P: ≤0.020, S: ≤0.10, remainder iron, including common steel-incidental elements, for use as weld filler in wire and/or powder form.
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