View more specifications Butterfly swing check valves for you
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B)Inspection and test:API598 or API6D. C) BW end dimension: ASME B16.25. D)Socket-weld dimension:ASME B16.11. E)Wall thickness dimension:API600 and BS 1868. Specifications: Bolted bonnet, Swing and Lift disc, Metallic seating surfaces. More products description : The wafer flange clamped butterfly check valve is a energy-save product.It is manufactured based the foreign advanced technology and in accordance with relative international standards.This product is featured by excellent of petrochemical food processing,medicine,textile,paper-making.Water,supply,drainage,metallurgy,energy and light industry,etc,used as a check valve in one way. |
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