我们公司主要生产ANSI/AWWAC111/A 21.11-00标准T型螺栓和螺母及槽钢用螺栓，同时还按客户来图、来样要求生产各种非标、特种、异型紧固件及零部件产品，还可以按GB、ANSI、DIN、BS等标准生产各种螺栓、螺钉产品

We are a leading manufacturer of customized and non-standard fasteners in China, especially fasteners for water works industry, petrochemical industry, power systems, elevator guide rails (rail clips) and construction. Quality assurance has been our top priority, so we obtained the certificate of ISO9001:2000 quality system as far back as 1999 and some of our products were approved by UL/ULC in 2007.Huantai Fastener is the longest historical and largest manufacturer of T-head bolts and nuts in China.