【泵阀制造厂家】-主营：气动调节阀、电动调节阀、调节阀、蒸汽调节阀、单座调节阀、套筒调节阀、衬氟调节阀等自控阀门

1、特点The characteristics of

PD343H硬密封法兰蝶阀采用精密的J形弹性密封圈和三偏心多层次金属硬密封结构，被广泛用于介质温度≤425℃的冶金、电力、石油化工、以及给排水和市政建设等工业管道上，作调节流量和载断流体使用。PD343H hard sealing flange butterfly valve adopts precision J elastic sealing ring and triple eccentric metal hard seal structure, multi-level is widely used in medium temperature of 425 ℃ or less, metallurgy, electric power, petrochemical industry, water supply and drainage, and municipal construction and other industrial pipelines, used to adjust flow cutoff and body.

2、主要参数The main parameters

型号model：PD343F/H		工作压力（MPa）：1.0~2.5		适用温度（℃）：≤150
适用介质Applicable medium			水、蒸汽、油品 Water, steam, oil		弱腐蚀性介质 Weak corrosive medium
材料material	阀体、阀盖 Body and bonnet		碳素钢铸钢 Carbon steel casting steel		铬镍系不锈钢Chromium nickel stainless steel
	阀瓣 The disc		碳素钢铸钢 Carbon steel casting steell		铬镍系不锈钢 Chromium nickelstainless steel
	密封圈 Sealing ring		聚四氟乙烯PTFE 碳素钢铸钢或不锈钢Carbon steel casting and Stainless steel

主要连接尺寸The size and weight (单位mm)

PD343F手动蜗轮蝶阀

公称通径 Mm	长度L		外形尺寸Overall dimensions		连接尺寸Connection size
	长度L		外形尺寸Overall dimensions		PN1.6MPa			PN2.5MPa
	短	长	H	H1	D	D1	Z-d	D	D1	Z-d
50	108	150	112	350	165	125	4-18	165	125	4-18
65	112	170	115	370	185	145	4-18	185	145	8-18
80	114	180	120	380	200	160	8-18	200	160	8-18
100	127	190	138	420	220	180	8-18	235	190	8-22
125	140	200	164	460	250	210	8-18	270	220	8-26
150	140	210	175	555	285	240	8-22	300	250	8-26
200	152	230	208	605	340	295	12-22	360	310	12-26
250	165	250	243	680	405	355	12-26	425	370	12-30
300	178	270	283	800	460	410	12-26	485	430	16-30
350	190	290	310	835	520	470	16-26	555	490	16-33
400	216	310	340	915	580	525	16-30	620	550	16-36
450	222	330	380	960	640	585	20-30	670	600	20-36
500	229	350	410	1020	715	650	20-33	730	660	20-36
600	267	390	470	1225	840	770	20-36	845	770	20-39
700	292	430	550	1355	910	840	24-36	960	875	24-42