GB/T 3036-FFDS Flange Type Hydraulic Butterfly Valve - Reliable Control for Marine & Industrial Pipelines

Product Details

GB/T 3036-FFDS Basic parameters of marine central butterfly valve:

Type

Nominal pressure

PN/MPa

Maximum working pressure MPa

Valve body material code

Nominal diameter DN/mm

注1：阀座圈材料为NBR时，蝶阀适用于t≤70℃的海水、淡水、空气、原油、重油等介质。

注2：阀座圈材料为FPM时，蝶阀适用于t＜170℃的海水、淡水、空气、原油、重油润滑油、成品油等介质。

A
B

10

1.0

G、T、QT、W

50～200

B

50～500

C

D

E

AS、FAS

6、10

0.6、1.0

50～200

BS、FBS、FFBS

50～700

CS、FCS

50～1000

FFCS

G、QT、W

50～800

DS、FDS

G、T、QT、W

FFDS

G、QT、W

ES、FES

G、T、QT、W

FFES

G、QT、W

AJ、FAJ

5K

0.5

G、T、QT、W

50～200

10K

1.0

BJ、FBJ

5K

0.5

50～700

10K

1.0

FFBJ

5K

0.5

G、QT、W

125～700

10K

1.0

CJ、FCJ

5K

0.5

G、T、QT、W

50～800

10K

1.0

FFCJ

5K

0.5

G、QT、W

125～800

10K

1.0

DJ、FDJ

5K

0.5

G、T、QT、W

50～800

10K

1.0

FFDJ

5K

0.5

G、QT、W

125～800

10K

1.0

EJ、FEJ

5K

0.5

G、T、QT、W

50～800

10K

1.0

FFEJ

5K

0.5

G、QT、W

125～800

10K

1.0

Main parts materials：

Part Name

Material

Code

name

Brand

standard encdoing

Valve body

G

Cast Steel

ZG230-450C

GB/T 4299-2013

T

grey cast iron

HT250

GB/T 9439-2010

QT

Ductile Iron

QT400-15

GB/T 1348-2009

W

Cast copper alloy

ZCuSn10Zn2

GB/T 1176-2013

Valve disc

-

Cast stainless steel

ZG07Cr19Ni9

GB/T 2100-2002

-

Cast stainless steel

CF8M

GB/T 12230-2005

-

Cast stainless steel

CF3M

-

Cast copper alloy

ZCuAI9Mn2

GB/T 1176-2013

Valve stem

-

Stainless steel

12Cr13

GB/T 1220-2007

Valve seat ring

N

Nitrile rubber

XA8433

GB/T 2811-1996

F

fluororubber

XD8423

FFDS Basic dimensions of type butterfly valve：

Nominal pressure PN/	Nominal diameter DN/ mm	Dimensions								Flange size				weight kg

		≈H	≈H1	H2	L1	L2	L3	L4	L	D	D1	n	d	QT	G	W
6	50	225	69	159	390	195	93	50	108	140	110	4	14	23.2	25.3	27.5
	65	235	79	169					112	160	130			24.7	26.2	28.6
	80	245	89	179					114	190	150		18	26.5	28.9	30.4
	100	260	135	194					127	210	170			29.1	31.0	34.5
	125	280	152	214					140	240	200	8		31.5	34.1	36.5
	150	330	172	255	456	228	108	60		265	225			45.6	50.3	55.2
	200	355	197	280					152	320	280			51.4	56.4	60.4
	250	415	233	332	576	288	136	73	165	375	335	12		77.7	83.9	91.1
	300	440	258	357					178	440	395		22	88.8	97.2	106.0
	350	481	284	384	660	330	162	78	190	490	445			127.0	138.0	151.0
	400	541	314	436	700	350	173	88	216	540	495	16		162.0	177.0	195.0
	450	586	344	472	768	384	192	93	222	595	550			193.0	211.0	232.0
	500	637	382	515	816	408	202	98	229	645	600	20		256.0	281.0	309.0
	600	739	444	617	816	408	202	98	267	755	705		26	347.0	381.0	418.0
	700	810	501	675	984	492	235	135	292	860	810	24		541.0	594.0	652.0
	800	905	563	755	1104	552	269	155	318	975	920		24	658.0	723.0	795.0
10	50	225	69	159	390	195	93	50	108	160	125	4	18	24.2	26.5	28.5
	65	235	79	169					112	185	145			25.2	27.3	29.1
	80	245	89	179					114	200	160	8		27	29.1	31.2
	100	260	135	194					127	220	180			30.4	32.6	35.5
	125	280	152	214					140	250	210			32.6	35.5	38.9
	150	330	172	255	456	228	108	60		285	240		55	47.8	52.1	57.1
	200	355	197	280					152	340	295			53.5	58.9	63.5
	250	415	233	332	576	288	136	73	165	395	350	12		80.7	87.2	95.5
	300	440	258	357					178	445	400			92.8	101.0	111.0
	350	481	284	384	660	330	162	78	190	505	460	16		132.0	144.0	158.0
	400	541	314	436	700	350	173	88	216	565	515		26	169.0	185.0	203.0
	450	586	344	472	768	384	192	93	222	615	565	20		201.0	220.0	242.0
	500	637	382	515	816	408	202	98	229	670	620			267.0	293.0	322.0
	600	739	444	617	816	408	202	98	267	780	725		29	362.0	397.0	436.0
	700	810	501	675	984	492	235	135	292	8995	840	24		564.0	619.0	680.0
	800	905	563	755	1104	552	269	155	318	1015	950		32	686.0	753.0	828.0

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GB/T 3036-FFDS Flange Type Hydraulic Butterfly Valve - Reliable Control for Marine & Industrial Pipelines

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