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  • Shanghai East Well Smart Water Co.,Ltd
  • Address:No. 556, Fengyong Road, Fengxian District, Shanghai, China
  • Email:well-valve@hotmail.com 
  • Tel:+86-21-56029997
  • Fax:+86-21-56025999

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GB Swing Check Valve



Application specification

1. Design manufacture according to GB/T 12236

2. Face to face according to GB/T 12221

3. End flange dimension according to GB/T 9113

4. Valve inspection and test according to JB/T 9092


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