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Submerged arc welding and gas metal arc welding wire having high strength and superior toughness at ultra low temperature
Submerged arc welding and gas metal arc welding wire having high strength and superior toughness at ultra low temperature
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机译:在超低温下具有高强度和优异韧性的埋弧焊和气体金属电弧焊丝
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摘要
A wire for submerged welding and gas metal arc welding excellent in high strength and cryogenic impact toughness is provided. In the wire of the present invention, The steel sheet according to any one of claims 1 to 3, wherein the steel sheet comprises 0.15 to 0.8% of C, 0.5 to 1.5% of Si, 15 to 32% of Mn, 5.5 to 3% of Cr, 1.5 to 3% of Mo, 0.025% or less of S, B: 0.01% or less, Ti: 0.05-1.2%, N: 0.005-0.5%, the balance Fe and other unavoidable impurities.
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