Big discounting Bolted Bonnet Low Pressure Gate Valve - Underground Type flange Butterfly Valve - Like Valve

Product Description This butterfly valve is suitable for the installation of oil, chemical, metallurgy, water supply and drainage, industrial environment protection and other process flow and process flow. Meterial of main parts: Part name Meterial Valve body Cast iron, nodular cast iron, cast steel, stainless steel Valve disc Ductile irormickel plated, stainless steel, PTFE Valve stem NBR,EPDM,sea water, VITON,PTFE Seat Stainless steel,45#nickel plated Seal NBR.EPDM, Neoprene .PTFE, Oily packing Specification PN(MPa) Nominal pressure 1.0 1.6 (MPa) Seal test 1.1 1.76 (MPa) Strength test 1.5 2.4 Suitable mediums Water,sewage,sea water.acid and alkali °C Working temperature -21~150 Dimension Certifications   Hot sales Company Information Area covered 20,000 Square meter, 132 persons, Annual production capacity 6,000 tons. Contact us