The process evaluation and manufacturing rules of

2022-07-26
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Yongjiang bridge and hanjiatuo bridge passed the review of process evaluation and manufacturing rules

Yongjiang bridge and hanjiatuo bridge passed the review of process evaluation and manufacturing rules

China Construction Machinery Information

Guide: on April, the welding process evaluation test of steel truss arch of Yongjiang super major bridge and hanjiatuo Yangtze River Bridge and the review meeting of manufacturing rules were held in the Phoenix Club of Bridge Bureau. Guangxi coastal railway expansion project construction headquarters of Nanning Railway Bureau, China Railway Eryuan, northwest Design Institute, Beijing Railway Research & Development Institute, nanqin railway supervision station, China Railway

On April, the welding procedure qualification test of steel truss arch of Yongjiang bridge and hanjiatuo Yangtze River Bridge and the review meeting of manufacturing rules were held in the Phoenix Club of Bridge Bureau. Representatives of Guangxi coastal railway expansion project construction headquarters of Nanning Railway Bureau, China Railway Eryuan, northwest Design Institute, Beijing Railway Research and Development Institute nanqin railway supervision station, nanqin railway nq-1 bid project headquarters of China Railway Bridge Bureau, the third company of China Railway Bridge Bureau, Wuhan Bridge Corporation and other units, as well as experts from Harbin Welding Research Institute, Shanqiao group, Wuhan Shipbuilding Heavy Industry, and China Railway Eryuan attended the meeting. At the meeting, the Process Research Institute of the technology center introduced the welding process tests of the two bridges and the preparation of the manufacturing rules. The review expert group agreed that the welding process test evaluation report prepared by the company was comprehensive and detailed, and all data met the requirements of the current relevant specifications, which can be used as the basis for preparing the welding process specifications of the corresponding bridges; The content of the manufacturing rules prepared is comprehensive, which fully reflects the in-depth understanding and implementation of the new version of the manufacturing specification for railway steel bridges (TB) by Wuhan Bridge Co., Ltd., and meets the requirements for the manufacturing of steel girders of two bridges. Several high-speed railway polyurea materials were suspended: the winning manufacturer changed the formula to reduce costs

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