
Shandong Hengtong expansion joint manufacturing Co., Ltd. Was established in 2001 July, is located in the famous world heritage - at the foot of Taishan with a beautiful environment and convenient transportation ( West of Beijing-Shanghai high-speed rail, the Beijing-Shanghai railway, Beijing-Shanghai, Beijing-Fuzhou Expressway, South to Qingyin Expressway things across ), capital authorized is 80 million yuanis a collection of research and development, manufacturing, sales and service in one the large-scale expansion of manufacturing enterprises. Bellows expansion joints is a flex element which used for pipeline and equipment for absorbing displacement. Our company developed the major diameter thick wall integral forming metal corrugation techniques, of which the core technology was mastered by the company, and many of the techniques have been registerred the utility model patent, and are the lead-edge technologies in China. The multi-corrugation(including single-corrugation) thick... [
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