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temperature control valve is based on the principle of liquid expansion and contraction,and adjusts the opening of valve by changing the pressure of liquid volume in the temperature package,so as to control the heat medium flow and control the temperature of the heated medium.
JUNYUAN GROUP is built in Ningbo China .Founded in 1994 junyuan group is a professional manufacturer who dedicates herself to develop and produce within hydro system. After ten years untiring effort,we become an experting company specializing in designing,producing,and marketing her main products: brass & bronze valves and fittings, water meter accessaries and pipe fittings, pump and parts ,PPR inserts,camlock and grooved couplings ect.
During the early period, junyuan group was famed for valve production. In China, we are one of the pioneers of adopting forging and stamping technology into valve production, also we are among the first ones disposing valve exterior techniques based on quality system standard. In the year of 2000, we introduced bronze foundry techniques from United States and started to produce bronze fittings professionally. Now we possesses the most advanced technology and facilities in copper foundry field in China.
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