Worm Gear PTFE Seat Butterfly Valve

ADVANTAGES

Features:

Applicable medium：Water, seawater, weak acid and alkali, air, oil, etc.

Suitable temperature：-20～120℃

Application field：Municipal construction,electricity,water treatment,petrochemical industry, etc.

Product advantages:

1、Bundor Valve patented product, patent number: CN201520267217.9, Side flange meets GB, DIN, GOST, ANSI,BS, JIS and other standards, convenient to connect.

2、Material of valve body and disc are all adopted QT450-10, with level-3 spheroidization rate, over 10％ elongation,450Mpa tensile strength, mechanical performance is fully up to standard. It is not easy to be cracked.

3、The valve body adopts Akzo Epoxy coating,can reaches 250μm.

4、SS304 disc, more corrosion resistant.

5、Each valve is double pressure test of shell and seal to ensure that it is qualified.

PARAMETER INFORMATION

Optional	1	2	3	4	5
	Body	Seat	Disc	Stem	Actuator
	CI/DI/WCB/CF8/ CF8M/	NBR/EPDM/SI/PTFE/VITON	DI/CF8/CF8M/ C954	420/431/304/316	DI Handle / worm gear / electric / pneumatic

Name	Design and manufacture	Face to face Length	Pressure Test	Top Flange	End Flange
Reference standard	GB/T 12238	GB/T 12221	GB/T 13927 API 598	ISO 5211	PN10/16、5/10K、CL150、Table D/E

Name	1-Body	2-Seat	3-Disc	4-Stem	5-Worm Gear
Material	DI	PTFE	CF8	420	Component

DN	in	H1	H2	H3	∅D	∅A	∅B	L	PN10/16
DN	in	H1	H2	H3	∅D	∅A	∅B	L	∅k	n-∅d
50	2"	80	129	24	87.1	125	105	43	125	4-18
65	2.5"	82	136	24	100.4	145	127	46	145	4-18
80	3"	85	153	24	116	160	145	46	160	8-18
100	4"	110	167	24	147.6	190.5	165	52	180	8-18
125	5"	122	193	27	172	216	200	56	210	8-18
150	6"	141	209	27	202	241.3	225	56	240	8-22
200	8"	170	251	30	253.7	298.4	280	60	295	8-22
250	10"	213	283	30	308.8	362	355	68	350/355	12-22/12-26
300	12"	240	315	30	362	431.8	390	78	400/410	12-22/12-26
350	14"	267	368	45	430	576.2	445	78	460/470	16-22/16-26
400	16"	309	400	52	482	540	210	102	515/525	16-26/16-30
450	18"	328	422	52	545	585	565	114	565/585	20-26/20-30
500	20"	361	480	64	609	650	620	127	620/650	20-26/20-33
600	24"	459	562	70	720	770	725	154	725/770	20-30/20-36