Through the identification of high valve gas welded ball valve

    The National Energy Board on July 19, 2010 in Chengdu presided held a long gas pipeline pressure large diameter welded ball valve into high-Valve Co., Ltd. developed by Chengdu factory identification, acceptance. Science Equipment Department, Deputy Director of the National Energy Board Oriole, the Special Adviser of the China Machinery Industry Federation, China General Machinery Industry Association, Sui Bin, deputy general manager Fang Chaoliang in Petroleum Corporation Technology Management Division, The Adventure Group Chairman Ding Qi, Sichuan Province 21 units of Chengdu Science and Technology Commission, the Economic Commission and Dayi county government leaders, experts, and other guests, attended by 54 representatives of the factory identified cum acceptance.
wafer check valve, cast steel ball valves, industrial ball valves

    The factory identification cum acceptance during the appraisal committee of experts and representatives to listen to the "development of the summary report," Finite Element Analysis Report, "" anti-sulfide stress cracking and hydrogen induced crack test report "Free," the CTOD test and post-weld heat treatment safety assessment report, "the paper reports, visited the manufacturing site and developed NPS40" Class600 NPS48 "Class600, NPS48 Class900 of 10 units, witnessed part of the performance test of sample products. Finally, the formation of expert opinion, approved the development of the product design , manufacturing, testing, and corporate quality assurance system in line with the development of the contract and the requirements of relevant standards, industrial run test; factory acceptance and qualified and agreed to unanimously by the identification of products manufactured at the same time, the appraisal committee of experts on the Chengdu high valve Co., Ltd. seriously work attitude, gave a high evaluation to the rigorous scientific concepts. they want the company to actively cooperate with the China petroleum Pipeline Branch running test of good industrial identification-cum-acceptance meeting was a complete success!