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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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Nominal diameter DN(mm)	size（mm）										weight （kg）
	L	D		Z-Φd		H1	H2	A	B	B1
		PN1.0MPa	PN1.6MPa	PN1.0MPa	PN1.6MPa
50	43	125	125	4-Φ18	4-Φ18	70	235	196	125	59	10
65	46	145	145	4-Φ18	4-Φ18	78	247	196	125	59	11
80	46	160	160	4-Φ18	8-Φ18	88	257	196	125	59	12
100	52	180	180	8-Φ18	8-Φ18	110	294	226	152	92	16
125	56	210	210	8-Φ18	8-Φ18	132	318	226	152	92	18
150	56	240	240	8-Φ23	8-Φ23	146	338	226	152	92	20
200	60	295	295	8-Φ23	12-Φ23	217	430	470	230	195	35
250	68	350	355	12-Φ23	12-Φ26	252	470	470	230	195	40
300	78	400	410	12-Φ23	12-Φ26	283	504	470	230	195	60
350	78	460	460	16-Φ23	16-Φ26	308	545	470	230	195	80
400	102	515	515	12-Φ25	16-Φ30	348	590	610	298	235	100
450	114	565		20-Φ25		373	623	610	298	235	120
500	127	620		20-Φ25		408	660	610	298	235	140
600	154	725		20-Φ30		474		698	382		200

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