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jis flanged gate valve

the release date：[2017-08-07] hits

jistechnical specification for japanese standard flanged gate valves

design consideration	japanese standard series	american standard series
design standard	bs5351	ap16d	ansi b16.34
flange connection length	jis b2002	ap16d	ansi b16.10
structure length (welding)	-	ap16d	ansi b16.10
connecting flange	jis b2212 b2214	ansi b16.5、b16.47
butt-welded end	-	ansi b16.25
test&inspection	jis b2003	ap16d	ap1598

jisjapanese standard flange gate valve pressure test

test item	shell test	seal test	back seal test	air
units	mpa	mpa	mpa	0.5-0.7
20k	5.8	4.0	4.0

jislist of parts and materials of japanese standard flange gate valvematerial list

name of parts	零部件材料part material					part name
body/cap	a216-wcb	a217-wc6	a352-lcb	a351-cf8m	body/bonnet
flashboard	a216-wcb	a217-wc6	a352-lcb	a351-cf8m	wedge
valve rod	a182-f6a	a182-f11	a182-f6a	a182-f316	stem
padding	柔性石墨/ flexible graphite				聚四氟乙烯/ptfe	packing
gasket	18-8柔性石墨/18-8flexible graphite					gasket
bolt	a193-b7	a193-b7	a193-b7m	a193-b8	bolt
applicable temperature	-29~425℃	-29~550℃	-46~350℃	-40~200℃	suitable temp
applicable medium	水，油品，蒸汽 water，oil，steam	蒸汽，油品 steam，oil	丙烷，乙烯 propane，ethane	硝酸类 nitric acid	suitable medium

jis japanese standard flange gate valve main shape and connection sizemain external and connection

dn mm	in	l	d	d1	d2	b	n-φd	h	d0	w（kg）
50	2	178	155	120	100	16	4-19	409	200	24
65	21/2	190	175	140	120	18	4-19	535	250	31
80	3	203	185	150	130	18	8-19	570	250	40
100	4	229	210	175	155	18	8-19	590	250	55
150	6	267	280	240	215	22	8-23	630	300	90
200	8	292	330	290	265	22	12-23	960	350	145
250	10	330	400	355	325	24	15-25	1158	400	230
300	12	356	450	400	370	24	16-25	1378	450	330
350	14	381	490	445	415	26	16-25	1543	500	460
400	16	406	560	510	475	28	16-27	1738	600	600
450	18	432	620	565	530	30	20-27	1959	600	980
500	20	457	675	620	585	30	20-27	2214	680	960
20k
50	2	216	155	120	100	18	8-19	480	200	32
65	21/2	241	175	140	120	20	8-19	510	250	39
80	3	283	200	160	135	22	8-23	580	280	55
100	4	305	225	185	160	24	8-23	700	350	80
150	6	403	305	260	230	28	12-25	940	400	160
200	8	419	350	305	275	30	12-25	1190	450	250
250	10	457	430	380	345	34	12-27	1390	500	370
300	12	502	480	430	395	35	16-27	1600	500	560
350	14	762	540	480	440	40	16-33	1750	600	870
400	16	838	605	540	495	46	16-33	1900	600	1150
450	18	914	675	605	560	48	20-33	2320	650

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