The castings for thermal power station mainly include HP-MP cylinders for steam turbine. Due to the special service environment of cylinder, the inspection requirements for the castings are extremely strict. The company has successfully developed many sets of HP-MP cylinders for thermal power station below 300MW and 300-600MW. A complete set of mature technology and production management system has ...
HP-MP cylinder castings for steam turbine are the main parts of Steam- Gas combined cycle unit in the thermal power station. As the cylinder castings are operated under high temperature and pressure the quality requirement is extremely strict.
The company has complete inspection and testing means. A variety of inspection and test, for instance, UT (Ultrasonic Test), MT (Magnetic Particle Test) and RT (Radiographic Test) can be carried out to meet user's requirement for internal quality
The most real data have been mastered through summary, verification and optimization of a large amount of accumulation in the early stage. The casting product can be manufactured successfully just at one time thanks to the reliable, accurate and stable technical parameters
Resin sand moulding is adopted. And the first-grade standard is used for all the patterns. For all the key areas the chromite sand, imported from South Africa, is used. In addition, the domestic best-quality crude sand, resin curing agent, paint and other raw materials are used
The company has a high-quality technical team. A perfect casting quality precaution system has been established. Mature technology, scientific management and lean operations are available in the company with the aid of the international advanced MAGMA simulation software.
The company has produced nearly 100 sets of HP-MP cylinders for steam turbine. The quality of the product has reached the international advanced level. The major customers include well-known domestic enterprises such as DONG FANG Turbine Co., Ltd., Wuhan Steam Turbine Generator Plant, JPEF (Jinan Power Equipment Factory), Harbin Turbine Company Limited，Beijing BEIZHONG Steam Turbine Generator Co., Ltd.
For castings, TYHI has obtained the works approval of CCS (China classification society), LR (Lloyd's Register of Shipping - UK), DNV (Det Norske Veritas - Norway), GL (Germanischer Lloyd - Germany), ABS (American Bureau of Shipping- the USA), BV (Bureau Veritas - France) and KR (Korean Register of Shipping - Korea).
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