温州市宏宇阀门制造有限公司是集科技、生产、贸易为一体的不锈钢阀门专业制造厂家，先后从国外引进高新技术与设备、依靠自身的科技资源、集铸造、加工、销售为一体，素有不锈钢阀门总汇之称。主要产品有不锈钢法兰闸阀，球阀、截止阀、闸阀、止回阀、旋塞阀、底阀、放料阀 、保温阀、过滤器、氧气阀及手动电动、气动、蜗轮传动，国标、美标、日标、德标、特殊非标等系列阀门。产品公称通径DN6-500mm,公称压力PN6-160Mpa、1502-600lb、6-40K，阀体材质：P、R、304、321、316、304L、316L、C4等，适用介质：酸、碱、盐、水、蒸气、煤气、油品等。产品广泛应用于石油、化工、化肥、冶炼、电力、水力、建筑、酿酒、造纸、医药等行业。现企业拥有阀体涸溶热处理、喷砂、化学硅溶胶、酸洗、化学成份分析，超声波测厚仪，硬度测试，力学性能试验等先进工艺。

    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.

Our company is deeply praised by users because of long production history of valves, advanced equipments, superior technology, rich experience and reliable quality. In order to explore the markets at home and abroad, our company develops new products with great concentration and peRfect after-sales service. It is our desire to offer good quality products for users by insisting on the objective of "survival on quality and exploring markets by credit". New and old customers are sincerely welcome to visit us for guidance or negotiation.

We invite agents all over the countyr to cooperate with us hand in hand for jointly creating brigh future!

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