KRT was established in 2003, currently located in Tianjin Linjin Industrial Park, near the Tianjin-Tangshan Expressway, with extremely convenient transportation.


Currently, our investment casting foundry covers an area of 6,000 square meters. We mainly focused on producing various types of industrial valves such as butterfly valves and ball valves, as well as valve accessories including valve discs, valve bodies, etc. We also provide customization service to adapt to customer’s special requirements, since we have years of experience and expertise in providing excellent investment casting, sand casting and machining services. By many years of hard work, we have now become one of the largest investment casting manufacturers in China. With automatic lost wax investment casting process, we can make custom investment castings for various industries, such as automobiles, pumps and valves, petrochemicals, instrumentation, valve castings, food machinery, explosion-proof industry, etc.
We can produce all kinds of stainless steel, alloy steel, high alloy steel, heat-resistant stainless steel, duplex stainless steel, corrosion-resistant steel, heat-resistant spheres and other precision castings in accordance with GB, ASTM, ASNI, BS, DIN, JIS standards. With great capabilities of design, molding, casting, machining, and heat treatment, we are committed to producing quality investment castings at the lowest possible price and on-time delivery. In addition, we offer engineering consultancy services, to assist in the development of new products for best application.
- KRT fully implements high standards and strict requirements, trying our best to ensure zero-defect product quality, and promote the harmonious development of staff. We passed the ISO9001:2000 standard quality system certification in 2013. In 2014, we obtained 6 product patents. Our company has complete shot blasting rooms, heat treatment furnaces for casting parts, rapid analyzer before furnace, spectral analyzer, physical analyzer equipment, etc., to equip ourselves into an integrated production enterprise, better meeting the needs of different customers.
- And since 2003, we started our exporting business to overseas markets. 80% of our casting products are exported to the United States, the European Union, Japan, South Korea, etc. After that, we were highly recognized and acknowledged by the overseas companies, and thus have signed a long term cooperation relationship with them.
- KRT creates value through the sum of world-class engineering, state-of-the-art manufacturing, first-time-right quality, and superior customer service across the globe. Our goal is “Market-Oriented, Quality For Development”–a company you can trust to provide you with quality casting products and services that solve your diverse connection needs. We carry out extensive cooperation with relevant higher education institutions and scientific research institutes, so that we can constantly enhance our strength, thus making our production enjoy a good reputation among customers.
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- Investment Casting Investment casting is based on one of the oldest known metal-forming techniques and produces near-net-shape precision parts that usually require few finishing details.
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- Sand Casting Our company has more than 20 years of experience in sand casting services for shipbuilding industries, petrochemical companies, water supply equipment manufacturers, and other companies.
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- Machining Computer Numerical Control (CNC) machining is a manufacturing process that can be used to control a range of complex machinery and complete precision machining of metal components.