——Design Unit: Hualu Engineering Technology Co., Ltd.——Project Name: KPI Company of Kazakhstan Propane Dehydrogenation to Propylene and Polypropylene Project——Product name: Three major piping systems——Product specifications: DN2400 (maximum caliber)——Product material: WP321H, F321H, WP11, F11, WP310S, F310S——Prefabricated parts include parts and components: flanges, elbows, steel pipes, gaskets