Dalian Hydraulic Machinery Co., Ltd. is the vice president of China Hydraulics Pneumatics & Seals Association (中国液压气动密封件工业协会) and the chairman of hydraulic professional branch. It is an enterprise with large scale, high production, diversify of varieties and perfect test system in domestic hydraulic industry, and mainly engaged in the design and manufacture of variable speed and constant filling fluid couplings, power transmission devices of fluid coupling, scraper couplings, torque converter and magnetic coupling.
The company is located in Yingchengzi Industrial Park, Dalian City, with the total land area of 70,000 sq.m. and a total building area of 40,000 sq.m. At present, there are 240 employees, including 97 staff are college graduates or above, composing of 20 professional engineering and technical personnel and 21 sales personnel. It is also a joint-stock enterprise with a registered capital of RMB39.2 million and a net asset of RMB200 million.
In order to fulfill the needs of production and R&D, the company has increased investment in technical transformation by means of relocation and transformation, successively adding a multiple of CNC planer type milling machine, CNC vertical lathes, CNC horizontal lathes, CNC boring machines, machining centers and other processing equipment, and owns a product test center with an installed capacity of 2822kw.
In 2018, nearly RMB10 million was invested to the Italian Ferrari GT2000 five-axis machining center and other high-precision equipment. At present, the annual production capacity of the Company is around 1,200 variable speed fluid couplings and power transmission devices, and more than 5,000 constant filling fluid couplings, the output value is about RMB300 million, which the consolidated efficiency index of the company is tied forefront of the domestic industry.
Dalian Hydraulic Machinery Co., Ltd. has been rated as a provincial and municipal advanced enterprise and a civilized unit; “Customer Satisfied Enterprise” in Liaoning Province, and won the “Liaoning 1st May Award”. The enterprise has a good reputation and the product brand is widely recognized.
The company has established a perfect R&D and quality assurance system, and passed the ISO9001 authentication and the authentication of occupational health, safety and environment management in the domestic hydraulic industry. In 2015, it also passed the authentication of national military standard quality management.
The company has been rated as a “contract-honoring and trustworthy” enterprise by the provincial & municipal industry and commerce bureaus for more than 20 years, and it was awarded the “Liaoning Province Reputable Enterprise” by the National Bureau of Statistics of China in 2002 and “Class AAA Credit” for years. The leading products of the Company have won as a famous brand in Dalian City and Liaoning Province for many years, which has been certified as a high-tech enterprise in Dalian City since 2008.
Through the management and technological innovation, and the product research and development over the years, the Company owns 2 main categories, 16 series, 40 varieties, and 418 specifications of hydraulic machinery products nowadays, and also nearly hundreds of technologies are granted the national patents and variety of new products would launch to the market every year. At present, the maximum power of the products that are put into operation is 8000kw and the maximum speed is 12000r / min. The design and manufacturing capacity are 12000kw and the rotation speed reaches 18000r/min.
The leading product of Dalian Hydraulic Machinery Co., Ltd. is variable speed fluid couplings, which has stable and compact design, accurate driving load adaptability and high-quality reliability. It can ease the starting of motor and smoother the acceleration process of the large of large inertia parts. After testing, it has good adaptability under various environmental conditions, simple maintenance and low cost, and long service life. It is mainly used in the energy market, including boiler feed pump, various fans, circulation pumps, condensate pumps, coal mills and other equipment, as well as crude oil loading pumps, pipeline pumps, injection pumps, compressor, centrifugal devices and other equipment in the oil and gas market. Due to its outstanding energy-saving effect, it has been listed as the 3rd, 12th, 15th, 17th and 18th batches of energy-saving products by the state, and achieve the significant social benefits. Constant filling fluid couplings is mainly used on belt conveyors, crushers, excavators and winches; scraper coupling is specially used for scraper; torque converter is mainly used for forklift, loader, bulldozer and other lifting and transportation engineering machinery. The company’s products are sold all over the country, and exported to South Korea, Vietnam, Thailand, India, Malaysia, Pakistan, Kazakhstan, South Africa, Australia, Brazil and other countries and regions, with a certain market share at home and abroad.
Our products have won several awards, GWT58 variable speed fluid couplings won the National Quality Silver Award and Ministry of Machinery’s Quality Product Award in 1986; YOTGC650 variable speed fluid couplings won the third prize of scientific and technological progress of Ministry of Machinery in 1990; YOTGC series variable speed fluid couplings was rated as national new products in 1990; YOTGC280—1320 series variable speed fluid couplings and YOC360—750 series of power transmission devices of fluid coupling were recommended as a national excellent energy saving products; YOTGC875/1500 variable speed fluid couplings won the second prize of Science and Technology Progress Award of the Ministry of Machinery in 1994; YOTHC560A、YOTFC682/3000、YOTFC1050 variable speed fluid couplings and YOCHJ1000/1500/700 of power transmission devices of fluid coupling were recognized as a national new product in 1999 by the State Economic and Trade Commission; YOTGCD1000 variable speed fluid couplings and YJ280 hydraulic torque converter were recognized as national new product in 2000 by the State Economic and Trade Commission; YOTGCD875 variable speed fluid couplings was awarded the third prize of scientific and technological progress by the China Machinery Industry Federation and the Chinese Mechanical Engineering Society in 2002, , and the company’s hydraulic coupling was awarded in 2017, it is a famous brand product of China Machinery Industry and won the Dalian Famous Brand Product in 2018. The products produced by the company have reached the national reliability index standard, and some constant filling fluid couplings, variable speed fluid couplings and components have passed the certification of coal safety (MA).
In recent years, in order to break the monopoly of high-end hydraulic products in western countries on the domestic market and make contributions to the localization of national major technical equipment and the development of national economy, the company has increased the research and development of new products such as high-power, high-speed hydraulic coupling transmission device and magnetic coupling. At present, the hydraulic coupling transmission device has been provided for the boiler feed pump of 350 MW generating units in many domestic electrical appliances’ plants. Try to achieve a larger market share in the coupling of 200MW, 300MW, 350MW and 600MW power station boiler feed pump in a relatively short time; the magnetic coupling with transmission power of 1400kW is also in the process of trial production.
During the 13th Five-Year Plan period, under the guidance of the central government’s in-depth promotion of supply side structural adjustment, transformation of development mode, optimization of economic structure, transformation of growth momentum, and continuous seek of new economic growth, new power and new ideas, the hydraulic industry of energy-saving products has ushered in a new development opportunity under the state’s vigorous advocacy of construction of a conservation-oriented society and vigorously promoting the development of energy-saving products, and the Company is developing in the direction of the large-scale, intelligent and green environmental protection.
The company’s core values: contributing to the society and adhering to “Committed to stepping forward”, creating an industry flagship and a world-class of Chinese hydraulic, in order to make contributions to the development and revitalization of the national hydraulic industry.