Shanxi Chengshuang Flange Co., Ltd. was established in Dingxiang, Shanxi Province in 2012. It was formerly known as Dingxiang County Chengshuang Flange Co., Ltd. In 2025, it was recognized as a high-tech enterprise. The company’s registered capital is 20 million yuan, with over 60 employees. The annual production capacity is 3,000 tons and the annual output value is approximately 40 million yuan. The company mainly produces various types of flanges such as high-neck, flat welding, and butt welding, as well as customized forgings. The materials include carbon steel, stainless steel, and duplex steel, with specifications ranging from DN15 to DN1500. It complies with multiple standards such as national standards and American standards. The company holds 13 patents and has ISO9001 certification. It is distributed in multiple provinces and cities in China, and exports domestically to regions such as Europe, America, and Southeast Asia. It is a professional enterprise specializing in the research, production, and sales of flange forgings.
山西成双法兰股份有限公司（Shanxi Chengshuang Flange Co., Ltd.），2012年成立于山西定襄，前身为定襄县成双法兰有限公司，2025年获评高新技术企业。公司注册资本2000万元，员工60余人，年产能3000吨、年产值约4000万元。主营高颈、平焊、对焊等各类法兰及定制锻件，材质涵盖碳钢、不锈钢、双相钢等，规格DN15～DN1500，执行国标、美标等多标准。拥有13项专利及ISO9001认证，国内覆盖多省市，自营出口至欧美、东南亚等地区，是专业法兰锻件研发、生产、销售企业。