GB/T 43479-2023金属旋压成形性能与试验方法成形性能、成形指标及通用试验规程国家标准
英文:Metal spinning formability and test methods—Formability, formability indexes and general test code of practice GB/T 4...
英文:Metal spinning formability and test methods—Formability, formability indexes and general test code of practice GB/T 4...