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In recent years, CTRI made new progress. CTRI successfully developed second generation of QPQ technology and improved QPQ equipment, making it easier for customer operation, further reducing...
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QPQ technology is a revolutionary new technology in the field of metallurgy. It permeates variety of metal elements to the surface in the two different nature of the bath which can improve wear...
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CTRI QPQ independently developed a unique salt bath formula in late 1980s after long time research and development.
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Salt Quenching Steel Valve High Temperature
According to the result of slid-wear testing, the wear resistance of medium carbon steel with QPQ treatment is 30 times than conventional quenching.
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Salt Quenching Steel Valve Low Temperature
In recent years, CTRI made new progress. CTRI successfully developed second generation of QPQ technology and improved QPQ equipment, making it easier for customer operation, further reducing...
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Provide detailed technical data, complete set of process documents, equipment drawings, complete sets of special equipment (a total of six series of specifications for selection), paid supplies...
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We will create higher value for our company with high quality threading insert tools, id scarfing tools and perfect service. We're known as one of the most professional Metal Surface Heat Treatment manufacturers and suppliers in China. Please rest assured to buy high quality Metal Surface Heat Treatment at competitive price from our factory. Good service and punctual delivery are available.






