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GD341X管網法(fa)蘭蝶閥
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發表(biǎo)時間：2011-5-25 文字 〖 大(da)
中
小
〗 閱讀次(cì)數：4747 [關閉窗口(kǒu)]
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公稱通徑
DN
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結(jié)構長度 L
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H1
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H2
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PN l.0MPa
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PN l.6MPa
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長結(jié)構
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短結構
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D
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D1
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b
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n-d
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D
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D1
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b
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n-d
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50
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150
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108
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83
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165
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165
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125
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20
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4-19
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165
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125
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20
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4-19
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65
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170
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112
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93
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180
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185
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145
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20
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4-19
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185
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145
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20
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4-49
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80
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180
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114
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95
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190
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195
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160
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22
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8-19
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200
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160
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22
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8-19
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100
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190
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127
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106
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205
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215
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180
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24
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8-18
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220
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180
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24
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8-19
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125
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200
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140
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125
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290
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245
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210
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26
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8-19
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250
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210
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26
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8-19
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150
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210
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140
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130
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300
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280
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240
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26
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8-23
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285
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240
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26
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8-23
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200
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230
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152
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160
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345
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335
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295
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28
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8-23
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340
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2295
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30
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12-15
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250
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250
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165
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190
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400
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390
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350
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28
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12-15
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405
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355
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32
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12-15
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300
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270
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178
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220
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445
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440
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400
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28
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12-15
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460
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410
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32
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12-15
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350
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290
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190
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265
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475
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500
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460
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30
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16-23
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520
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470
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36
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16-28
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400
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310
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216
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275
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530
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565
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515
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32
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16-28
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580
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525
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38
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16-31
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450
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330
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222
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320
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555
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615
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565
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32
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20-28
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640
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585
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40
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20-31
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500
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350
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229
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340
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605
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670
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620
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34
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20-28
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715
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650
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42
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20-34
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600
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390
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267
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390
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700
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780
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725
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36
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20-31
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840
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770
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48
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20-37
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700
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430
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292
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530
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850
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895
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840
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40
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24-31
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910
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840
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54
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24-37
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800
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470
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318
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580
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915
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1015
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950
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44
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24-34
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1025
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950
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58
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24-40
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900
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510
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330
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640
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1015
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1115
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1050
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46
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28-34
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1125
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1050
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62
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28-40
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1000
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550
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41O
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740
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1050
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1230
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1160
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50
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28-37
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1255
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1170
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66
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28-43
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1200
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630
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470
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850
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1155
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1455
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1380
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56
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32-40
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1485
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1390
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72
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32-49
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1400
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710
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530
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950
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1560
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1675
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1590
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62
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36-43
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1685
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1590
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78
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36-49
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1600
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790
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600
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1085
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1595
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1915
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1820
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68
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40-49
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1930
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1820
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84
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40-56
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1800
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870
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670
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1200
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1770
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2115
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2020
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70
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44-49
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2130
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2020
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90
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44-56
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2000
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950
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760
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1300
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1845
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2325
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2230
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74
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48-49
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2345
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2230
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98
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48-62
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文(wén)章分頁：
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