D371H lug type butterfly valve 300LB

D371H lug type butterfly valve 300LB Product introduction

　D371H lug type butterfly valve 300LB is three eccentric configuration, hermetic capability reliably,which ensure disc never touch sealing seat when it start, solve the problem of hermetical seat burden unequally,prolong service life, and ensure reliable hermetic capability with advantage of high temperature resistant, wearable,antisepsis etc.

D371H lug type butterfly valve 300LB Specification

Structre type: Lug Type Three Eccentric Butterfly valve

Design standard: API609, MSS SP-68, EN 593

Flange dimension: ANSI B 16.5 etc

Face to Face: ANSI B 16.10, API 609

Pressure test: API 598-82

Size: 2"-120"

D371H lug type butterfly valve 300LB Main part material

Body	WCB, LCB, CF8, CF3, CF8M, CF3M, Duplex Steel etc
Disc	WCB, LCB, Al-bronze, CF8, CF3, CF8M, CF3M, Duplex Steel etc
Stem	416, 316, 2Cr13, 1Cr18Ni9Ti, Monel
Seal ring	316+graphite, Fluorine plastic (PTFE)
Packing	Flesxible graphite, fluorine plastic

D371H lug type butterfly valve 300LB Main dimension

API 150LB Series
DN	L	H	H2	D1	D2	M	n-d1
50	43	110	345	120.5	92	M18	4-19
80	49	125	380	152.5	127	M18	4-19
100	56	145	415	190.5	157	M18	8-19
125	64	165	455	216	186	M20	8-22
150	70	175	545	241.5	216	M20	8-22
200	71	210	615	298.5	270	M20	8-22
250	76	250	695	362	324	M24	12-25
300	86	285	830	432	381	M24	12-25
350	92	320	900	476	413	M27	12-29
400	102	355	980	540	470	M27	16-29
450	114	380	1030	578	533	M30	16-32
500	127	415	1110	635	584	M30	20-32
600	154	475	1305	749.5	692	M33	20-35
750	165	580	1525	914	857	M33	28-35
900	203	680	1765	1085	1022	M39	32-41

API 300LB Series
DN	L	H	H2	D1	D2	M	n-d1
50	43	110	345	127	92	M18	8-19
80	49	125	380	168.5	127	M20	8-22
100	56	145	415	200	157	M20	8-22
125	64	165	455	235	186	M20	8-22
150	70	175	545	270	216	M20	12-22
200	71	210	615	330	270	M24	12-26
250	76	250	695	387	324	M27	16-29
300	86	285	830	451	381	M30	16-32
350	92	320	900	514	413	M30	20-32
400	102	355	980	571	470	M33	20-35
450	114	380	1030	628	533	M33	24-35
500	127	415	1110	686	584	M33	24-35
600	154	475	1305	813	692	M39	24-41
750	165	580	1525	997	857	M45	28-49
900	203	680	1765	1168	1022	M50	32-52

D371H lug type butterfly valve 300LB Related Products

Previous:600LB lug type butterfly valve

Next:DIN3202-F4 Butterfly Valve

D371H lug type butterfly valve 300LB

Valves Product

Contact Us