Jiangsu Changqiang Iron and Steel Co.,Ltd.specializes in special(ordinary)steel billets,bars(tube billets),and seamless steel pipes.Its production scale is 1.7 million tons of iron,2 million tons of steel(including 500000 tons of high-quality continuous casting round tube billets,300000 tons of square billets,and 200000 tons of slab billets),and 1 million tons of high-quality bars(tube billets).The products have passed the certification of qualified suppliers of tube billets from Shanghai Boiler Factory,Harbin Boiler Factory,and Dongfang Boiler Factory,And has been awarded titles such as"China's High Quality Product". Jiangsu Changqiang Steel and Zhongda Pump Industry also have a long-standing cooperation relationship.This procurement is for the D46-50*5 multi-stage centrifugal pump.The D-type pump is suitable for water supply and drainage in mines,factories,and cities.It is used to transport clean water without solid particles or liquids with physical and chemical properties similar to clean water.The temperature of the medium being transported is 0℃~80℃,and the allowable inlet pressure is 0.6MPa.