Structural steels—Part 3:Technical delivery conditions for fine grain structural steels.
全国钢标准化技术委员会(SAC/TC 183)
GB/T 34560的本部分规定了以正火、正火轧制、热机械轧制状态交货的可焊接细晶粒结构钢的术语和定义、牌号表示方法、订货内容、尺寸、外形、重量及允许偏差、技术要求、试验方法、检验规则、包装、标志和质量证明书。
<br/ 本部分适用于焊接或栓接重载荷用钢板和钢带、宽扁钢、型钢和棒材（以下简称钢材）。
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