溫州市宏宇閥門制造有限公司是集科技、生產、貿易為一體的不銹鋼閥門專業制造廠家，先后從國外引進*與設備、依靠自身的科技資源、集鑄造、加工、銷售為一體，素有不銹鋼閥門總匯之稱。主要產品有不銹鋼法蘭閘閥，球閥、截止閥、閘閥、止回閥、旋塞閥、底閥、放料閥 、保溫閥、過濾器、氧氣閥及手動電動、氣動、蝸輪傳動，國標、美標、日標、德標、特殊非標等系列閥門。產品公稱通徑DN6-500mm,公稱壓力PN6-160Mpa、1502-600lb、6-40K，閥體材質：P、R、304、321、316、304L、316L、C4等，適用介質：酸、堿、鹽、水、蒸氣、煤氣、油品等。產品廣泛應用于石油、化工、化肥、冶煉、電力、水力、建筑、釀酒、造紙、醫藥等行業?，F企業擁有閥體涸溶熱處理、噴砂、化學硅溶膠、酸洗、化學成份分析，超聲波測厚儀，硬度測試，力學性能試驗等*工藝。

Wenzhou Hongyu Valves Manufacture Co.,Ltd. is specialized stainless steel manufacturer whichintegrate technology, production with trade. Depending on its technological resource with the title of stainless valve sylloge all along, the company has introduced high and new technology and equipment from abroad and specializes in foundry, processing and distribution. Main products include: ball valves, disconnecting valves, brake valves, check valves, plug valves, bottom valves, material discharging valves, insulated valves, filters, oxygen valves as well as a series of valves of manual, electric, pneumatic, worm wheel drive and of GB，ANSI、API，JIS，DIN，non-standard valves. The nominal diameter of product is DN6-500mm and nominal pressure is PN6-160MPa、150-600lb、6-40k. Valve body material include P、R、304、321、304L、C4 and so on. Applicable medium includes acid, alkali, salt, water, vapour, gas and oil products. These products are widely applied to industries such as petroleum, chemical engineering, fertilizer, smelting, electric power, water power, construction, wine making, paper manufacture and medicine. Currently the company has advanced techniques including solution heat treatment, abrasion blasting, chemical silicasol, acid cleaning, chemical content analysis, ultrasonic thickness meter, hardness testing and mechanical properties test.