Established in 1979, Zhejiang Huantai Fastener Co., Ltd. is a leading manufacturer of customized and non-standard fasteners in China, especially fasteners for water work industry, power systems and construction. Quality assurance has been our top priority, so we obtained the certificate of ISO9001:2000 quality system in 1999 and also attained UL/ULC certification in 2007. Huantai Fastener is the longest historical and largest manufacturer of T-Head bolts and nuts in China. Our T-Bolt exceeds all AWWA C111/A21.11 requirements through combination of high strength and extraordinary ductility. Our water work fastener line is also complemented by flanged joint bolts, bent eye bolts and a variety of fasteners (i.e. track bolts, saddle straps) for water pipe repair products, such as repair clamps, service saddles, and tapping sleeves. Our galvanized square-head machine bolts, double arming bolts, forged eye bolts and lag bolts applied in power systems have become our ...[More]main product line since 2005. All of these bolts meet ANSI C135.1 and are galvanized as per ASTM A-153. Over 30 years, Huantai's unparalleled expertise and meticulous commitment to excellence ensure that our customers get the finest fastener possible for different industry applications.