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Description Material Performance Product Size Specifications

Model	Nominal pressure PN/Mpa	Test pressure/Mpa		Applicable medium	Applicable temperature
		housing	Liquid seal
ZSRW-10	1.0	1.5	1.1	Water, gas, oil and other non corrosive medium	According to the rubber varieties（≤60～135℃）
ZSRW-16Q	1.6	2.4	1.76

Part name	valve body	Disc	The stem	Sealing ring of valve body	bushing
Material Science	Gray cast iron, nodular cast iron	Ductile cast iron (hard chromium plated on surface), copper alloy, stainless steel	Chrome stainless steel	Phenolic resin or Aluminum Alloy lining nitrile rubber, oil resistant rubber, EPDM rubber, fluorine rubber	Copper or copper alloy sintered PTFE back

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