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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

DN50-DN300 Double flange type Metal to Metal Butterfly Valve

Design: BS EN593 or API609

Flange: EN1092-1 /GOST 33259-2015 ASME B16.5/ASME B16.47

Face to Face: EN558-1-Series 13;

Materials: WCB/LCB/LCC/LC1/CF8/CF8M/SS321/SS904L

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Briefs

Standards

Optional

Remarks

parameter(Dimension: mm)

Briefs

Triple eccentric design;

Bidirectional type zero leakage

Size rage from DN 50—DN 300mm

Pressure rating: PN10 – PN25 from DN50-DN 300mm PN40 for DN 200-DN 1200mm

Applications: water, hot water, oil and gas etc.

Standards

Design:

BS EN593 or API609

Flange:

EN1092-1 /GOST 33259-2015 ASME B16.5/ASME B16.47

Face to Face:

EN558-1-Series 13;

Materials:

WCB/LCB/LCC/LC1/CF8/CF8M/SS321/SS904L

Optional

Electric /pneumatic actuator/ bare shaft / gearbox +ready flange

Remarks

Design and manufacture as per BS EN593

Face to face dimensions as per BS EN558 Series 13

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	11 bar	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	Body	WCB	7	Retainer	Q235
2	Bushing	Selflubricating	8	Packing	Graphite
3	Body seat	SS304	9	Gland	WCB
4	Disc seat	SS304+ XB450	10	Yoke	WCB
5	Stem	2Cr13	11	Gear box	Ductile iron
6	Disc	WCB

parameter(Dimension: mm)

DN	PN	LF	D	DO	D1	n-Ød		f	b	H#	H1 #
50	10	108	165	102	125	4-018		3	18	213	92
	16
	25
65	10	112	185	122	145	4-018		3	18	225	101
	16
	25					8-018			22
80	10	114	200	132	160	8-018		3	20	230	110
	16
	25								22
100	10	127	220	156	180	8-018		3	20	242	120
	16
	25		235		190	8-022			24	247	128
125	10	140	250	184	210	8-018		3	22	276	137
	16
	25		270		220	8-026			26	281	152
150	10	140	285	210	240	8-022		3	24	296	155
	16
	25		300		250	8-026			28	305	167
200	10	152	340	266	295	8-022		3	24	364	185
	16					12-022
	25		360	274	310	12-026			30	364	210
250	10	165	395	316	350	12-022		3	26	395	218
	16		405		355	12-026
	25		425	330	370	12-030			32	405	245
300	10	178	445	370	400	12-022		4	26	430	247
	16		460	370	410	12-026			28
	25		485	389	430	16-030	4-M27 *		34	438	291

The "n" of "n-Ød" is the total number of holes, 4-M27 means that the 4 holes at stem upper and lower position are threaded
holes.
"H" and "H1" for reference only.

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