Established in February 2011, Jiangyin BOHON Machinery Flanges Co., Ltd. is situated in the prime location of the Yangtze River Delta, and located in Jiangyin - a newly developed port city. The Company, surrounded by the river and sea, has unique geographical and transportation advantages.As a manufacturer specialized in stainless steel flanges, the Company has passed ISO-9001:2008 quality system certification; TUV PED 97/23/EC & AD2000-W0/TRD 100, DNV, BV, ABS and other certifications as well as special equipment manufacturing license certification.




















Starting from May 25, 2025, only this version of the warranty certificate for products purchased from Baohong is genuine, and all other versions are not products produced by Baohong. Please pay attention to the authenticity of the warranty certificate.
What are the production processes of flanges
The production process is mainly divided into four types: forging, casting, cutting, and rolling. (1) Cast flange and forged flange The cast flange has accurate shape and size...
Flange welding quality and process
As far as iron plate welding flanges are concerned, many customers question whether the quality of iron plate welding flanges is better than that of forged welding flanges.
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