The safety valve calibration center of Hengyuan Petrochemical is a calibration center with professional qualification. The existing SAT—QAT safety valve pressure calibration bench is a calibration device of domestic leading level that can calibrate valves of DN10—DN400 at calibration pressures up to 10 Mpa. The company has grinding equipment imported from Germany to allow for more precise grinding of sealing surfaces and closed valve test bench to ensure valve repair and qualification rate of new valves. Since its foundation in November 2010, the company has developed a number of technical elites and talents by providing opportunities for trainings and study. These provide more powerful support to ensure safe repair and calibration of safety valves. Up to date, this center has developed more than one hundred surrounding enterprises as its customers, offers quality services at reasonable prices to improve the work efficiency of these enterprises and helps the enterprises to lay a solid foundation for safe production through its whole-hearted services. Your support to use is welcome!

Hengyuan plastic weaving factory now has more than fifty sets of equipment including circular knitting machine, drawing machine, coating machine, tailoring machine, printer, sewing machine, etc. and plastic woven bag production line capable of producing more than 10.00 million bags per year.

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Address: No. 111, Hengyuan Road, Linyi County, Shandong 

Tel: 0534-4239832  4239820 13869287230