About us

Jinan Longchao Petroleum Machinery Co., Ltd. , founded in 1991, is located in convenient transportation, economic development of the famous historical and cultural city-Zhangqiu, where is the famous song dynasty poet-Li Qingzhao's hometown.

It covers an area of 24000 square meters, construction area of 13000 square meters, existing staff 100 people, fixed assets of 15 million yuan. It is with forging, machining, heat treatment processing as leading industry manufacturers. The main forging equipments are as belows: 1600 tons of hydraulic quick forging machine- 1 set; 1000 kgs air hammer-2 sets; 750 kgs air hammer-5 sets; 250 kgs and 150 kgs air hammer each one. Main mechanical processing equipments: CAK63135d numerical control lathe -1set, CKD6150F numerical control lathe-2 sets, CW6163 lathe-10 sets, C6240 lathe- 6 sets, MB4220 honing machines-4 sets, 16 sets of other kinds of processing equipments. Main heat treatment equipments: 2 sets of each electric well-type furnace and electric box-type furnace. More than 10000 tons of various kinds of high quality forging parts, producing various types of mud pump bi-metal liners more than 30000 pcs each year, heat treatment capacity of 10000 tons.

Product List
Our Product
Bi-metal liner


10P-130 Ceramic Liner







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