Taizhou Jiutong Pipeline Equipment Co., Ltd. specializes in: metal corrugated pipe expansion joints, rotary compensators, spherical compensators, and sleeve compensators.Metal Flexible Hoses Series, Pressure Vessel Heat Exchangers Series, Spring Hangers Series, Air Door Series, Coolers Series.

Our product designs and calculations strictly adhere to the following standards: EJMA (Expansion Joint Manufacturer's Association), GB/T12777-2008 (General Technical Conditions for Metal Bellows Expansion Joints), GB16749-1998 (Wavy Expansion Joints for Pressure Vessels), GB/T14525-2010 (General Technical Conditions for Corrugated Metal Flexible Hoses), GB/T1570Technical specifications from standards such as "General Technical Conditions for Corrugated Bellows Compensators of Polytetrafluoroethylene Ethylene" (0-1995), utilizing computer-aided optimization design. Our metal corrugated pipe expansion joint series products have nominal diameters ranging from 32mm to 8000mm, capable of meeting any rectangular cross-sectional size design and manufacturing requirements; working pressure from "vacuum" to 10MPa; design temperature from -196℃ to 750℃ (up to 1300℃ with special insulation measures), meeting the needs of various engineering projects worldwide.