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法蘭連接四通球閥產品特點

四通換向球閥為X形垂直通道的球閥，它的特點是球體的兩條通道為X形布置，四個通道口徑均布于球體赤道圓周截面上，當球體沿順時針旋轉90時，能使相鄰的兩個通道實現兩兩互通。

產品詳細介紹

Features

Four-way direction changeable ball valve is a kind of ball valve with X-pattern vertical bore.It s feature is, the ball valve s two bores
are arranged to be X-pattern ,and its four bores are connected to each other two of adjacent bores can be connected to each other.

法蘭連接四通球閥本閥門系列可配置多種驅動裝置
This ball valve can be equipped with several types of operation device.

主要零件材質Main Patrs and Materials

零件名稱 Accessory name	材質 Material
零件名稱 Accessory name	GB	ASTM
閥體、閥蓋 Body,bonnet	WCB	A216-WCB
密封圈 Sealing Ring	PTFE、對位聚苯 PTFE、Counterpoint polypheny1	PTFE、對位聚苯 PTFE、Counterpoint polypheny1
球體 Ball	1Cr18Ni9Ti	SS 304
閥座、閥桿 Seat、Stem	2Cr13	A246-416
雙頭螺柱 Dual-head double-screw bolt	35CrMoA	A193-B7

主要性能規范 Main Performance Spcification

公稱壓力 PN（MPa） Nominal diameter		試驗壓力 Test pressure
		殼體 Shell	高壓液密封 High-pressure liquid sealing	低壓氣密封 Low-pressure hermetic sealing
1.6		2.4	1.76	0.6
2.5		3.75	2.75
4.0		6.0	4.4
CLASS150		3.O	2.2
適用工況 Applicable Operating Mode	適用介質 Applicable medium		水、油品、氣等非腐蝕介質和酸堿腐蝕介質 Non-corrosion medium such as water, oil products, and gas, etc,and nitric acid corrosion medium.
	適用溫度 Applicable temperature		-28-350℃
應用規范 Applicable specification	連接法蘭 Connecting flange		JB79-59、GB9113、HG20592-97、ANSI B16.5
	檢驗試驗 Test and inspection		GB9/T 9092-99、API 598
其余制造規范均按本廠標準 Other manufacturing standard is according to the standard of our factory.

法蘭連接四通球閥主要外型與連接尺寸表Form of Main Types and Connecting Dimension

公稱壓力或壓力級 Nominal pressure	主要尺寸 Main dimension	公稱通徑
公稱壓力或壓力級 Nominal pressure	主要尺寸 Main dimension	15/¹/2″	20/³/4″	25/1″	32/1¹/₄″	40/1¹/2″	50/2″	65/2¹/2″	80/3″	100/4″	125/₅″	150/₆″	200/₈″
PN1.6MFb	L	150	150	180	200	220	240	260	280	320	380	440	550
PN2.5MFh	L1	75	75	90	100	110	120	130	140	160	190	220	275
PN4.0MFb	H	90	90	102	115	135	140	155	185	210	275	305	335
CLASS150	W	140	140	155	250	250	350	350	420	700	1000	1300	1800
其余的法蘭尺寸請參閱樣本 <主要外型及連接尺寸表>