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BQ44F, BQ45F insulation ball valve
Product Name:
BQ44F, BQ45F insulation ball valve
Description:

保溫三通球閥 BQ44F、BQ45F

產品特點
1、兩閥座密封三通球閥具有結構緊湊、外型美觀、密封性能好。它能實現對管道中介質流向的切換,也能使相互垂直的兩個通道連通或關閉。(如流向圖A)
2、四閥(fa)座密封三(san)通球閥(fa)具有造(zao)型美(mei)觀,結(jie)構緊湊合(he)理(li),它不僅可實現介(jie)(jie)質(zhi)流(liu)(liu)向(xiang)的切換,也可使三(san)個(ge)(ge)通道(dao)相互連通,同時也可關(guan)閉任一(yi)通道(dao),使另(ling)外兩個(ge)(ge)通道(dao)連通,靈活控制(zhi)管路(lu)中介(jie)(jie)質(zhi)的合(he)流(liu)(liu)分流(liu)(liu)。(如流(liu)(liu)向(xiang)圖B)


尺寸圖
一、連接尺寸表

公稱壓力或壓力級

主要尺寸

公稱通(tong)徑(jing)DN(mm/in)

15/1/2''

20/3/4''

25/1''

32/1/4''

40/1/2''

50/2''

65/2/1/2''

80/3''

100/4''

125/5''

150/6''

200/8''

PN1.06pa

L

150

150

180

200

220

240

260

280

320

380

440

500

PN2.5pa

L1

75

75

90

100

110

120

130

140

160

190

220

275

PN4.0pa

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


二、型號、零件材料及主要參數

公稱壓力或壓力級

法蘭
密封性

產品型號

PN1.6pa

凸面

BQ445F-16C

BQ445F-16P

BQ445F-16CF8

BQ445F-16CF3

BQ445F-16R

BQ445F-16CF8

BQ445F-16R3

PN2.5pa

光滑面

BQ445F-25

BQ445F-25P

BQ445F-25CF8

BQ445F-25CF3

BQ445F-25R

BQ445F-25CF8

BQ445F-25R3

PN4.0pa

凹凸面

BQ445F-40

BQ445F-40P

BQ445F-40CF8

BQ445F-40CF3

BQ445F-40R

BQ445F-40CFR8

BQ445F-40R3

CLASS150

凸面

BQ445F-150(Lb)C

BQ445F-150(Lb)P

BQ445F-150(Lb)P8

BQ445F-150(Lb)P3

BQ445F-150(Lb)R

BQ445F-150(Lb)R8

BQ445F-150(Lb)R3

主要零件材料

閥體

WCB

ZG1Cr18Ni9Ti

CF8(304)

CF3(304L)

ZG18Ni12Mo2T

CF8M(316)

CF8M(316L)

球體、閥桿

2Cr13

1Cr18Ni9Ti

0Cr18Ni9(304)

00Cr19Nill(304L)

1Cr18Ni12Mo2Ti

0Cr17Ni12Mo2(316)

0Cr17Ni12Mo2(316L)

密封圈

聚(ju)四(si)氟乙烯 對位聚(ju)笨(ben)

填料、墊圈

V型聚四氟乙(yi)烯 柔(rou)性石墨環 聚四氟乙(yi)烯片(pian) 柔(rou)性石墨復(fu)合墊

適用
工況

適用介質

重油、膠類等

硝酸腐蝕性介質

強氧化性介質

醋酸等腐蝕性介質

尿素等腐蝕性介質

適用溫度

-28~300℃

應用
規范

法蘭尺寸

JB79-59、SH3406、GB9113、HG20597-97 ANS1 B16.5 JIS B2212-2214

體驗試驗按

GB/T13927-89 JB/T9092-99

其余制造規范均(jun)按本廠標(biao)準

備注

三通(tong)球(qiu)閥(fa)(fa)一般(ban)采用(yong)兩(liang)面閥(fa)(fa)座(zuo)結(jie)(jie)(jie)構(gou)(gou),如流向(xiang)圖A所示兩(liang)種(zhong)(zhong)工況。選用(yong)兩(liang)閥(fa)(fa)座(zuo)L型結(jie)(jie)(jie)構(gou)(gou)(即(ji)(ji)BQ44型)。流向(xiang)圖B中①和(he)④兩(liang)種(zhong)(zhong)工況亦可(ke)選用(yong)兩(liang)閥(fa)(fa)座(zuo)T型結(jie)(jie)(jie)構(gou)(gou)(即(ji)(ji) BQ45型)。流向(xiang)圖B中②和(he)③兩(liang)種(zhong)(zhong)工況必須選用(yong)四閥(fa)(fa)座(zuo)T型結(jie)(jie)(jie)構(gou)(gou)(即(ji)(ji)BQ45型)。其(qi)(qi)余工況也可(ke)選用(yong)四閥(fa)(fa)座(zuo)結(jie)(jie)(jie)構(gou)(gou),但應在訂貨合同中注明閥(fa)(fa)座(zuo)結(jie)(jie)(jie)構(gou)(gou)。如閥(fa)(fa)門有其(qi)(qi)它要求請參閱樣本《球(qiu)閥(fa)(fa)的(de)型號編(bian)制方法(fa)》填寫相(xiang)應的(de)要求代號。


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