Continuously cold rolled high strength steel sheet and strip forautomobile—Part 12:Dual phase steel with high formability
全国钢标准化技术委员会(SAC/TC 183)
GB/T 20564的本部分规定了冷轧增强成形性双相高强度钢板及钢带的术语和定义，分类和牌号表示方法，订货内容，尺寸、外形、重量，技术要求，试验方法，检验规则，包装、标志及质量证明书。
本部分适用于制造成形复杂的汽车结构件、加强件用厚度为0.50 mm～3.00 mm的钢板及钢带（以下简称“钢板及钢带”）。
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