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Triple Offset Butterfly Valve

Triple Eccentric Butt-weld Metal to Metal Butterfly Valve DN600-2000 Bidirectional flange triple offset butterfly valve DN200-500 Bidirectional flange triple offset butterfly valve DN50-DN300 Double flange type Metal to Metal Butterfly Valve DN350-DN500 D343Double flange butterfly valves DN600-DN2000 D343Double flange butterfly valves High temperature outside bearing butterfly valve Wafer type butterfly valve Wafer type butterfly valve

Double Eccenric Butterfly Valve

Double flange double offset butterfly valve DN 600-DN 2000 Double flange double offset butterfly valves DN 200-DN 500

Concentric Butterfly Valves

Flange center lined buterfly valves Wafer type center lined butterfly valves

Wafer type butterfly valve

Design: API609, ASME B 16.34, BS EN593

Flange: ASME B 16.5, ASME B 16.47, BS EN1092

Face to Face: API 609, , BS EN 593 S13 S14 , and ISO5752

Materials: Body :WCB/CF8/CF8M/904L

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Description

Standards

Remarks

parameter(Dimension: mm)

Description

Size	DN100—DN1600mm 4inch—64inch
Pressure Limits	PN10/PN16/PN25/150LB/300LB
Standard	Designed: API609, ASME B 16.34, BS EN593 Face to Face: API 609, , BS EN 593 S20 S25 Flange End: GOST 33259 1092-1 Inspection Test: API 598, BS EN 12266
Body Style	Wafer & Lug
Materials	Body: WCB/CF8/CF8M/904L Disc : WCB/CF8/CF8M/904L Stem :SS410 /SS420/SS304/SS316/904L/ Duplex SS Seat Materials:304/316/Graphite/Asbestos/PTFE
Features and benefits	Metal to metal sealing or rubber sealing Triple eccentric design Bi-directional Zero leakage
APPLICATIONS	Water/sea water Acid /Caustic /Chloride Oil and so on
Temperature Limits	From -59 up to 425
Drive	Manual/Worm gear/Electric/Pneumatic

Standards

Design:

API609, ASME B 16.34, BS EN593

Flange:

ASME B 16.5, ASME B 16.47, BS EN1092

Face to Face:

API 609, , BS EN 593 S13 S14 , and ISO5752

Materials:

Body :WCB/CF8/CF8M/904L
Disc : WCB/CF8/CF8M/904L
Stem :SS410 /SS420/SS304/SS316/904L/ Duplex SS
Seat Materials:304/316/Graphite/Asbestos/PTFE

Remarks

Design and manufacture as per BS EN593

Face to face dimensions as per BS EN558 Series 25

Flange dimensions as per Gost 33259-2015

Pressure test as per BS EN12266-1

Pressure test		PN10	PN16	PN25
Shell		15bar	24bar	37.5bar
Seal	Water	11bar	17.6bar	27.5bar
Seal	Air	6bar	6bar	6bar

Media: Water, oil and gas Temperature: -15~350℃ Dimension: mm

Material for main parts

No.	Part Name	Material	No.	Part Name	Material
1	Cover	Q235	8	Disc	WCB
2	Thrust ring	20#	9	Retainer	Q235
3	Body	WCB	10	Packing	Graphite
4	Bushing	Self-lubricating	11	Gland	WCB
5	Body seat	SS304	12	Yoke	WCB
6	Disc seat	SS304+XB450	13	Gear box	Ductile iron
7	Stem	2Cr13

parameter(Dimension: mm)

DN	PN	LF	D0	D1	4-M	&°	(Number of holes)	H #	H1 #
250	10	76	322	350	4-M20	30°	12	405	248
	16			355	4-M24
	25			370	4-M27
300	10	83	368	400	4-M20	30°	12	440	289
	16			410	4-M24
	25			430	4-M27	22.5°	16
350	10	92	427	460	4-M20	22.5°	16	490	333
	16			470	4-M24
	25			490	4-M30
400	10	102	480	515	4-M24	22.5°	16	512	364
	16			525	4-M27
	25			550	4-M33
450	10	114	533	565	4-M24	18°	20	573	380
	16			585	4-M27
	25			600	4-M33			585
500	10	127	582	620	4-M24	18°	20	602	425
	16			650	4-M30
	25			660	4-M33
600	10	154	680	725	4-M27	18°	20	730	485
	16		720	770	4-M33			700	450
	25				4-M36
700	10	165	800	840	4-M27	15°	24	740	525
	16				4-M33
800	10	190	902	950	4-M30	15°	24	835	585
	16				4-M36
900	10	200	1010	1050	4-M30	12.857°	28	881	650
	16				4-M36			916
1000	10	216	1120	1160	4-M33	12.857°	28	970	695
	16			1170	4-M39
1200	10	254	1311	1380	4-M36	11.25°	32	1107	815
	16			1390	4-M45
1400	10	279	1525	1590	4-M39	10°	36	1255	935
	16				4-M45
1600	10	318	1765	1820	4-M45	9°	40	1344	1010
	16				4-M52

# "H" and "H1" for reference only.

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