缓闭式蝶形止回阀

DN		H1单位(MPa)				H2单位(MPa)				L	φ				n-d(Th)单位(MPa)				重量kg
mm	in	0.6	1.0	1.6	2.5	0.6	1.0	1.6	2.5	L	0.6	1.0	1.6	2.5	0.6	1.0	1.6	2.5	重量kg
100	4	105	110	110	117.5	281	286	286	294	190	170	180	180	190	4-18 (M16)	8-19 (M16)	8-19 (M16)	8-23 (M20)	22.8
125	5	120	125	125	135	301	306	306	316	200	200	210	210	220	8-18 (M16)	8-19 (M16)	8-19 (M16)	8-28 (M24)	26.6
150	6	132.5	142.5	142.5	150	306	316	316	324	210	225	240	240	250	8-18 (M16)	8-23 (M20)	8-23 (M20)	8-28 (M24)	34.5
200	8	160	170	170	180	324	334	334	344	230	280	295	295	310	8-18 (M16)	8-23 (M20)	12-23 (M20)	12-28 (M24)	51
250	10	187.5	197.5	202.5	212.5	375	385	390	405	250	335	350	355	370	12-18 (M16)	12-23 (M20)	12-28 (M24)	12-31 (M27)	79
300	12	220	222.5	230	242.5	410.5	410.5	420	432	270	395	400	410	430	12-22 (M20)	12-23 (M20)	12-28 (M24)	16-31 (M27)	89
350	14	245	252.5	260	277.5	460	465	473	490	290	445	460	470	490	12-22 (M20)	16-23 (M20)	16-28 (M24)	16-34 (M30)	142
400	16	270	282.5	290	310	527	539.5	547	567	310	495	515	525	550	16-22 (M20)	16-28 (M24)	16-31 (M27)	16-37 (M33)	170
450	18	287.5	307.5	320	335	561.5	581.5	598	608.5	330	550	565	585	600	16-22 (M20)	20-28 (M24)	20-31 (M27)	20-37 (M33)	206
500	20	322.5	335	357.5	365	612	623	645	655	350	600	620	650	660	20-22 (M20)	20-28 (M24)	20-34 (M30)	20-37 (M33)	315
600	24	377.5	390			688	700			390	705	725			20-26 (M24)	20-31 (M27)			373
700	28	430	447.5			755	770.5			430	810	840			24-26 (M24)	24-31 (M27)			517
800	32	487.5	507.5			858	872.5			470	920	950			24-30 (M27)	24-34 (M30)			720
900	36	537.5	557.5			900	920.5			510	1020	1050			24-30 (M27)	28-34 (M30)			905
1000	40	587.5	615			975	1003			550	1120	1160			28-30 (M27)	28-37 (M33)			1500
1200	48	702.5	727.5			1238	1262.5			630	1340	1380			32-33 (M30)	32-40 (M36)			2000
1400	56	815	837.5			1385	1405.5			710	1560	1590			36-36 (M33)	36-43 (M39)			2600
1600	64	915	957.5			1473	1512.5			790	1760	1820			40-36 (M33)	40-49 (M45)			3220

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