GB/T 20887.6-2017汽车用高强度热连轧钢板及钢带第6部分:复相钢国家标准
英文:Continuously hot rolled high strength steel sheet and strip for automobile—Part 6: Complex phase steel GB/T 20887.6-2...
英文:Continuously hot rolled high strength steel sheet and strip for automobile—Part 6: Complex phase steel GB/T 20887.6-2...