Disc :Ductile lron Coated by Nylon,Ductile lron Coated by Nickel,Stainless Steel 304,Stainless Steel 316,Stainless Steel 316l,Duplex Stainless Steel,Aluminum Bronze

Seat :EPDM,NBR,PTFE,Wear-resistant EPDM,High-temperature EPDM,Fluorine Rubber,Silicon rubber

Stem :Carbon Steel 45#,Stainess Steel 416,Stainless Steel 304,Stainless Steel 316

Nominal Diameter :DN40-DN150

Nominal Pressure :PN1.0-16MPa

name :Flanged Butterfly Valve

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Flanged Worm Gear Butterfly Valve

Material of main parts

Part name	Materials
Body	HT200,QT450,WCB
Disc	QT450 ,QT450 ,304,316,316L, QT450 Nickel Plating, QT450 Nylon Plating, Albronze,SS304,SS316,SS316L,Duplex Stainless Steel etc
Seat	EPDM,NBR
Stem	45# ,416 ,304 ,316 Carbon Steel 45#,SS416,SS304,SS316
Products Mcdel	D41X-10/16
Nominal Diameter(mm)	DN40-DN1200
Nominal Pressure(MPa)	PN1.0-16MPa
Applicable medium	Fresh water,Sea water,Sewage,Air,Food,Weak acid alkali and Salt etc.
Applicable temperature	-10～110℃

Main contour and connection size									Unit:mm
Size	ØD	ØD1	n-Ød	H1	H2	B	D0	L	Kg
DN40	110	150	4-18	181	82.5	131	121	110	8.00
DN50	125	165	4-18	181	82.5	131	121	110	8.00
DN65	145	185	4-18	194	93	131	121	114	10.00
DN80	160	200	4-18	206	100	131	121	116.00	11.00
	160	200	8-18
DN100	180	220	8-18	228.5	110	143.5	160	129	15.00
DN125	210	250	8-18	248.5	125	143.5	160	142	18.00
DN150	240	285	8-22	268.5	143	143.5	160	142	22.00
DN200	295	340	8-22	303	170	181	220	154.00	37.00
	295	340	12-22
DN250	350	395	12-22	342	203	181	220	167	41
	355	405	12-26
DN300	400	445	12-22	386.5	230	232.5	280	180.00	59
	410	460	12-26
DN350	460	505	16-22	421.5	270	232.5	280	192.00	86
	470	520	16-26
DN400	515	565	16-26	478	287	262	350	218.00	104
	525	580	16-30
DN450	565	615	20-26	496	320	262	350	224.00	150
	585	640	20-30
DN500	620	670	20-26	605	355	317	300	229.00	229
	650	715	20-33
DN600	725	780	20-30	662	420	334	300	267.00	312
	770	840	20-36
DN700	840	895	24-30	785	480	280	400	292.00	465
	840	910	24-36
DN800	950	1015	24-33	845	515	280	400	318.00	605
	950	1025	24-39
DN900	1050	1115	28-33	935	560	330	400	330.00	745
	1050	1125	28-39
DN1000	1160	1230	28-36	990	635	330	400	410.00	970
	1170	1255	28-42
DN1200	1380	1455	32-39	1245	775	440	430	470.00	1565
	1390	1485	32-48
Remark:DN50-450 Aluminium worm gear,DN500-1200 lron worm gear,DN500(included)the above specification is second level speed reducer.

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