Guoyang Valve (GY Balls) specialized
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Guoyang Valve (GY Balls) specialized in the manufacturing and export of various stainless steel valve balls, size range DN4 ~ DN300mm (1/8"~ 12"). The main products have solid balls, hollow balls, floating balls, trunnion balls, three-way balls (L and T port), V port balls, balls with stem, valve stems and seats, which are suitable to various ball valve designs and applications, especially in plumbing, refrigeration, HVAC, etc.