Origin	China
Model Number	D343H/W
Material	Casting
Media	Oil
Power	Manual
Pressure	Medium Pressure
Standard or Nonstandard	Standard
Structure	Butterfly
Temperature of Media	Medium Temperature

Product Introduction

Wafer metal sealing butterfly valve is our developing three-eccentric metal sealing butterfly valve. This product's feature such as safe and reliable, small flow block parameter, endurable high temperature, suitable for corrosive mediums etc.can be used as adjusting and shutting equipment. Extensively used in vapor, heat water, water, oil, gas, natural gas, chemicals, acid alkali salt etc technical pipeline.

Product Features

Reasonable design, compact construction, on-off quick. Using three eccentric metal compound taper structure, reaching

no leakage under the pressure test. Minimized opening torque, sealing pair without friction work, long

work life. It can suitable for different mediums while changing body materials and sealing ring compound inter layer.

Reasonable taper design assure equality touch sealing.

Product Standard

1.Design Standard: JB/T8527-97.

2.Side-flange Standard:GB9115.6-10-88.

3.Face to Face:GB12221-89.

Materials of Main Parts

Name	Body	Disc	Sealing Ring	Stem	Stuffing
Material	Cast Steel, Carbon Steel, Stainless Steel	Cast Steel Stainless Steel	Stainless Steel Stainless Steel+Graphite	Stainless Steel	PTFE Flexible Graphite

Connection Dimensions and Weight (D373H)

PN(MPa)	DN(mm)	Dimension									Weight (kg)
		L	D1	D	n-d	H	H0	A	B	D0
PN1.0	50	43	125	165	4-18	115	418	200	200	160	13
	65	46	145	185	4-18	125	442	200	200	160	16
	80	64	160	200	8-18	130	453	220	200	160	21
	100	64	180	220	8-18	145	475	240	200	160	26
	125	70	210	250	8-18	175	522	260	200	160	31
	150	76	240	285	8-22	180	638	280	280	240	35
	200	89	295	340	8-22	215	705	320	280	240	41
	250	114	350	395	12-22	250	775	360	280	240	54
	300	114	400	445	12-22	290	955	460	420	310	65
	350	127	460	505	16-22	305	990	500	420	310	100
	400	127	515	565	16-26	340	1070	540	420	310	180
	450	140	565	615	20-26	380	1145	580	420	310	210
	500	152	620	670	20-26	410	1200	620	420	310	250
	600	154	725	780	20-30	480	1350	660	420	310	370
	700	165	840	895	24-30	535	1550	750	550	400	460
	800	190	950	1015	24-33	590	1665	800	550	400	590
	900	203	1050	1115	28-33	630	1726	850	550	400	730
	1000	216	1160	1230	28-36	690	1965	1000	750	500	920
	1200	254	1380	1455	32-39	875	2360	1050	750	500	1200
	1400	279	1590	1675	36-42	975	2560	1050	750	600	1600
	1600	318	1820	1915	40-48	1100	2780	1050	750	600	2100