Shanghai Xiang Xiu flange manufacturing Co., Ltd.   

        the company's production of flange plate, through the ISO  9002  international quality system certification. Implementation of American Standard ANSI  B16.5, API, MSS, AWWA; din; Japanese standard JIS  b2220; British standard bs4504, BS10; Australian standard as2129 and mechanical department (JB), Ministry of chemical industry (Hg), the Ministry of electric power (GD), standard, the main varieties are: (WN), lap (LJ) welding, socket (SW), a sliding sleeve (so), threaded (th) and the blind plate (BL), flat (PL) in seven varieties, DN15--DN4000  thousands of

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