20th จีนเหล็กและวัตถุดิบเหล็ก International SymposiumJune 30, 2022เวลา: 27-28กันยายน2021สถานที่: Shangri-La Hotel daliansponsor: China Iron and STEEL associationsponsor: Metallic Industry Branch of China Council for the promotion of International tradeorgani...view
The Process of the Drum flange - 翻译中...May 26, 2023The production process is mainly divided into forging, casting, cutting, rolling these four kinds. (1) Casting flange and forging flangeCasting out of the flange, blank shape size is accurate, process...view