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            JY41W-40P-DN15,JY41W-40P-DN20,JY41W-40P-DN25,JY41W-40P-DN32,不銹鋼氧氣截止閥JY41W-40P-DN15,JY41W-40P-DN20,JY41W-40P-DN25,JY41W-40P-DN32,不銹鋼氧氣截止閥
                產(chǎn)品描述
                
        
                    JY41W-40P-DN15,JY41W-40P-DN20,JY41W-40P-DN25,JY41W-40P-DN32,不銹鋼氧氣截止閥
JY41W-40P-DN40,JY41W-40P-DN50,JY41W-40P-DN65,JY41W-40P-DN80,JY41W-40P-DN100,JY41W-40P-DN125,JY41W-40P-DN150,JY41W-40P-DN200,
JY41W-40P-DN250,JY41W-40P-DN300,JY41W-40P-DN400,JY41W-40R-DN15,JY41W-40R-DN20,JY41W-40R-DN25,JY41W-40R-DN32,JY41W-40R-DN40,
JY41W-40R-DN50,JY41W-40R-DN65,JY41W-40R-DN80,JY41W-40R-DN100,JY41W-40R-DN125,JY41W-40R-DN150,JY41W-40R-DN200,JY41W-40R-DN250,
JY41W-40R-DN300,JY41W-40R-DN400,
	
		
    
        
            
            
        
        
                
            JY41W-40P-DN40,JY41W-40P-DN50,JY41W-40P-DN65,JY41W-40P-DN80,JY41W-40P-DN100,JY41W-40P-DN125,JY41W-40P-DN150,JY41W-40P-DN200,
JY41W-40P-DN250,JY41W-40P-DN300,JY41W-40P-DN400,JY41W-40R-DN15,JY41W-40R-DN20,JY41W-40R-DN25,JY41W-40R-DN32,JY41W-40R-DN40,
JY41W-40R-DN50,JY41W-40R-DN65,JY41W-40R-DN80,JY41W-40R-DN100,JY41W-40R-DN125,JY41W-40R-DN150,JY41W-40R-DN200,JY41W-40R-DN250,
JY41W-40R-DN300,JY41W-40R-DN400,
	
	JY41W不銹鋼氧氣截止閥采用材質(zhì)優(yōu)良的硅黃銅或不銹鋼鑄造而成,具有機(jī)械強(qiáng)度高,耐磨損、**性好等優(yōu)點(diǎn)。使用在氧氣管路上,具有*佳的防爆阻燃性能,消除了氧氣管路上的不**因素。   
氧氣截止閥屬于強(qiáng)制密封式閥門,所以在閥門關(guān)閉時(shí),必須向閥瓣施加壓力,以強(qiáng)制密封面不泄漏。當(dāng)介質(zhì)由閥瓣下方進(jìn)入閥六時(shí),操作力所需要克服的阻力,是閥桿和填料的磨擦力與由介質(zhì)的壓力所產(chǎn)生的推力,關(guān)閥門的力比開閥門的力大,所以閥桿的直徑要大,否則會(huì)發(fā)生閥桿頂彎的故障。近年來,從自密封的閥門出現(xiàn)后,法蘭截止閥的介質(zhì)流向就改由閥瓣上方進(jìn)入閥腔,這時(shí)在介質(zhì)壓力作用下,關(guān)閥門的力小,而開閥門的力大,閥桿的直徑可以相應(yīng)地減少。同時(shí),在介質(zhì)作用下,這種形式的閥門也較嚴(yán)密。我國(guó)閥門“三化給”曾規(guī)定,截止閥的流向,一律采用自上而下。 
主要外形尺寸:
| 
					Jy41W-40P、Jy41W-40R
				 | 
					重 量 (kg) | |||||||||||||
| 
					公稱通徑 DN(mm) | 
					尺          寸 (mm)
				 | |||||||||||||
| 
					L
				 | 
					D
				 | 
					D1
				 | 
					D2
				 | 
					D6
				 | 
					b
				 | 
					f
				 | 
					fz
				 | 
					z-фd
				 | 
					Dz
				 | 
					i
				 | 
					H
				 | 
					D0
				 | ||
| 
					15
				 | 
					130
				 | 
					95
				 | 
					65
				 | 
					45
				 | 
					40
				 | 
					16
				 | 
					2
				 | 
					4
				 | 
					4-ф14
				 | 
					82
				 | 
					10
				 | 
					202
				 | 
					100
				 | 
					5
				 | 
| 
					20
				 | 
					150
				 | 
					105
				 | 
					75
				 | 
					55
				 | 
					51
				 | 
					16
				 | 
					2
				 | 
					4
				 | 
					4-ф14
				 | 
					95
				 | 
					13
				 | 
					225
				 | 
					100
				 | 
					6.5
				 | 
| 
					25
				 | 
					160
				 | 
					115
				 | 
					85
				 | 
					65
				 | 
					58
				 | 
					16
				 | 
					2
				 | 
					4
				 | 
					4-ф14
				 | 
					98
				 | 
					15
				 | 
					236
				 | 
					125
				 | 
					7
				 | 
| 
					32
				 | 
					190
				 | 
					135
				 | 
					100
				 | 
					78
				 | 
					66
				 | 
					18
				 | 
					2
				 | 
					4
				 | 
					4-ф18
				 | 
					120
				 | 
					28
				 | 
					312
				 | 
					180
				 | 
					13.5
				 | 
| 
					40
				 | 
					200
				 | 
					145
				 | 
					110
				 | 
					85
				 | 
					76
				 | 
					18
				 | 
					3
				 | 
					4
				 | 
					4-ф18
				 | 
					135
				 | 
					20
				 | 
					328
				 | 
					160
				 | 
					16
				 | 
| 
					50
				 | 
					230
				 | 
					160
				 | 
					125
				 | 
					100
				 | 
					88
				 | 
					20
				 | 
					3
				 | 
					4
				 | 
					4-ф18
				 | 
					160
				 | 
					25
				 | 
					450
				 | 
					320
				 | 
					32
				 | 
| 
					65
				 | 
					290
				 | 
					180
				 | 
					145
				 | 
					120
				 | 
					110
				 | 
					22
				 | 
					3
				 | 
					4
				 | 
					8-ф18
				 | 
					180
				 | 
					30
				 | 
					530
				 | 
					360
				 | 
					45
				 | 
| 
					80
				 | 
					310
				 | 
					195
				 | 
					160
				 | 
					135
				 | 
					121
				 | 
					22
				 | 
					3
				 | 
					4
				 | 
					8-ф18
				 | 
					195
				 | 
					32
				 | 
					560
				 | 
					400
				 | 
					60
				 | 
| 
					100
				 | 
					350
				 | 
					230
				 | 
					190
				 | 
					160
				 | 
					150
				 | 
					24
				 | 
					3
				 | 
					4.5
				 | 
					8-ф23
				 | 
					230
				 | 
					40
				 | 
					618
				 | 
					450
				 | 
					80
				 | 
| 
					125
				 | 
					400
				 | 
					270
				 | 
					220
				 | 
					188
				 | 
					176
				 | 
					28
				 | 
					3
				 | 
					4.5
				 | 
					8-ф25
				 | 
					275
				 | 
					42
				 | 
					675
				 | 
					450
				 | 
					105
				 | 
| 
					150
				 | 
					480
				 | 
					300
				 | 
					250
				 | 
					218
				 | 
					204
				 | 
					30
				 | 
					3
				 | 
					4.5
				 | 
					8-ф25
				 | 
					330
				 | 
					50
				 | 
					743
				 | 
					560
				 | 
					134
				 | 
| 
					200
				 | 
					600
				 | 
					375
				 | 
					320
				 | 
					282
				 | 
					260
				 | 
					38
				 | 
					3
				 | 
					4.5
				 | 
					12-ф30
				 | 
					405
				 | 
					55
				 | 
					850
				 | 
					640
				 | 
					266
				 | 
| 
					250
				 | 
					650
				 | 
					445
				 | 
					385
				 | 
					345
				 | 
					313
				 | 
					42
				 | 
					3
				 | 
					4.5
				 | 
					12-ф34
				 | 
					480
				 | 
					88
				 | 
					975
				 | 
					720
				 | 
					491
				 | 
| 
					300
				 | 
					750
				 | 
					510
				 | 
					450
				 | 
					408
				 | 
					364
				 | 
					46
				 | 
					4
				 | 
					4.5
				 | 
					16-ф34
				 | 
					520
				 | 
					100
				 | 
					1115
				 | 
					800
				 | 
					705
				 | 
| 
					400
				 | 
					950
				 | 
					655
				 | 
					585
				 | 
					535
				 | 
					474
				 | 
					58
				 | 
					4
				 | 
					5
				 | 
					16-ф41
				 | 
					650
				 | 
					140
				 | 
					1425
				 | 
					900
				 | 
					1234
				 | 
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