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HIGH TENSILE STRENGTH STEEL PLATE FOR WELDING STRUCTURAL USE EXCELLENT IN FATIGUE STRENGTH OF WELDED JOINT
HIGH TENSILE STRENGTH STEEL PLATE FOR WELDING STRUCTURAL USE EXCELLENT IN FATIGUE STRENGTH OF WELDED JOINT
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机译：焊接接头疲劳强度优异的焊接用结构用高抗拉强度钢板
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摘要
PURPOSE: To produce a high tensile strength steel plate for welding structural use excellent in the fatigue strength of a welded joint and having tensile strength of 60 to 80kgf/mm2 class. ;CONSTITUTION: This steel plate has s comspn. contg., by weight, 0.02 to 0.20% C, 0.6 to 1.6% Si, 0.5 to 2.0% Mn, ≤0.050% P and ≤0.050% S, furthermore contg., at need, one or ≥ two kinds among 0.1 to 2.5% Cu, 0.1 to 5.0% Ni, 0.1 to 1.0% Cr, 0.1 to 1.5% Mo, 0.005 to 0.05% V and 0.005 to 0.05% Nb, satisfying 0.30≤Ceq(%)≤0.60, and the balance Fe with inevitable components; where Ceq(%)=C+Mn/6+(Cu+Ni)/15+(Cr+Mo+V)/5+Nb/3.;COPYRIGHT: (C)1996,JPO
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机译：用途：生产高抗拉强度的焊接结构用钢板，其焊接接头的疲劳强度极好，抗拉强度为60至80kgf / mm 2 级。 ;组成：此钢板具有一定的强度。以重量计包含0.02至0.20％的C，0.6至1.6％的Si，0.5至2.0％的Mn，≤0.050％的P和≤0.050％的S，此外，根据需要还可以包含0.1至2.5中的一种或两种以上％Cu，0.1至5.0％Ni，0.1至1.0％Cr，0.1至1.5％Mo，0.005至0.05％V和0.005至0.05％Nb，满足0.30≤Ceq（％）≤0.60，余量的Fe具有不可避免的成分;其中Ceq（％）= C + Mn / 6 +（Cu + Ni）/ 15 +（Cr + Mo + V）/ 5 + Nb / 3 .;版权：（C）1996，日本特许厅
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