China YOY Valve Group

China Yongyi Valve Group Co.,Ltd is founded in ***4.Its industrial park occupies an area of ****0 sq. meters,of which,the building area is over ****0 sq. meters,the fixed asset reaches *0 million RMB.The company has **0 equipments such as modern machinery processing center,digital control machine tool,and general machine tool etc. and has the oversize vertical machine tool with 3.5 meters processing diameters,and has some special equipments for metal material physics and chemistry test,mechanecal performance dynam test,ultrasonic thichness test,rigidity test,non-breaking detecting,plastima repair welding, metal heat treatment,safety valve hot-state,cold-state full-performance test center,spring strength test etc. The company is one member of China Current Mechanical Valve Association,the production unit appointed by China Chemical Industry Equipment Head-office,huge dragon in county business enterprise and one of *0 top enterprises in Chinese Pump & Valve Land,and the enterprise permitted to produce safety valve by State mechanical Industry Ministry.Its products respectively passed the AZ certification of State Technology Supervision Bureau,CE certification of E.E.C. Pressure Equipment PED and API certification of USA Oil Association. The company produces more than ten kinds of products such as safety valve,butterfly valve,ball valve,gate valve,globe valve,and non-standard valve etc.,the specification of products is over ***0 kinds.And can design and manufacture products according to the standards of ANSI,API,DIN,BS,JIS and GB. The valves are mainly made of these materials such as WCB,WC1,WC6,WC9,ZGCr5Mo,ZG*5Cr1Mo1V,CF8,CF8M,CF3,CF3M,*2CrMoV,ZG1Cr*8Ni9Ti,and ZG1Cr*8Ni*2Mo2Ti etc.,its drive means cover the manual,worm wheel transmission,electric,pneumatic,liquid drive,and electric & liquid linkage etc.,the normal pipe diameter is from DN ******0 to 1/2 inch.**0inch.,the work pressure is from 0.***2.0Mpa to **0Lb****0Lb,the work temperature is from ****-***0