Stainless steel expansion ring leaking stoppage section

The invention provides a stainless steel expansion ring leaking stoppage section, and relates to a drainage industry. The stainless steel expansion ring leaking stoppage section comprises an expansionring main body for leaking stoppage for a pipeline, and the expansion ring main body comprises a stainless steel ring, an elastic fiber cloth and a foam glue orderly arranged from inside to outside;end parts of upper and lower ends of the stainless steel ring are all zigzag stainless steel sheets, and the zigzag stainless steel sheets are arranged in a form of being inclined outwards relative toa center shaft of the stainless steel ring. The stainless steel expansion ring leaking stoppage section provided by the invention is designed scientifically, rational in structure, convenient to construct and low in manufacturing cost, and solves a difficult problem that products of the same type cannot be operated in a small-diameter pipeline. 本发明提供一种不锈钢胀环堵漏节，涉及排水行业，包括用于堵漏管道的胀环主体，所述胀环主体包括从内到外依次设置的不锈钢环、弹性纤维布以及发泡胶水；所述不锈钢环上、