[BJ45H]直流式保溫截止閥該閥適用于化工、化肥行業(yè)的管路上，夾套內(nèi)涵入蒸汽能防止介質(zhì)結(jié)晶。
應(yīng)用規(guī)范
1、設(shè)計(jì)制造按GB12234-89 GB12234-89
2、結(jié)構(gòu)長(zhǎng)度按GB12221-89 GB12221-89
3、法蘭尺寸按JB/T79-94 JB/779-94
4、閥門(mén)檢查和試驗(yàn)按GB13927
試驗(yàn)壓力及主要性能規(guī)范
|
型號(hào)
|
公稱(chēng)壓力
|
試驗(yàn)壓力
|
適用溫度
|
適用介質(zhì)
|
保溫套壓力
|
|
Shell
|
Seal
|
|
BJ45W-25C
|
2.5
|
3.75
|
2.75
|
≤200
|
Acetic urea
|
≤1.3
|
|
BJ45W-40C
|
4.0
|
6.0
|
4.4
|
|
BJ45W-64C
|
6.4
|
9.0
|
6.6
|
Acetic urea
|
|
BJ45W-25P
|
2.5
|
3.75
|
2.75
|
|
BJ45W-40P
|
4.0
|
6.0
|
4.4
|
|
BJ45W-64P
|
6.4
|
9.0
|
6.6
|
主要零件材質(zhì)
|
零件名稱(chēng)LTEM
|
ZG1CR18NI9TI系列
|
ZGOOCR18NI10系列
|
ZG1Cr18Ni12MO2Ti系列
|
ZGOOCR17NI14MO2系列
|
WCB系列
|
|
閥體/閥蓋世BODY/CAP
|
ZG1CR18NI9TI
|
ZGOOCR18NI10
|
ZG1Cr18Ni12MO2Ti
|
ZGOOCR17NI14MO2
|
WCB
|
|
閘板WEDGE
|
ZG1CR18NI9TI
|
ZGOOCR18NI10
|
ZG1Cr18Ni12MO2Ti
|
ZGOOCR17NI14MO2
|
1Cr13
|
|
閥桿STEM
|
1CR18NI9TI
|
00cr18ni10
|
1CR18NI12MOTI
|
OOCR17NI14MO
|
1Cr13
|
|
填料PACKING
|
PTFE紡織
|
PTFE紡織
|
PTFE紡織
|
PTFE紡織
|
石墨
GRAPHITE
|
|
墊片GASKET
|
304L+PTFE
|
304L+PTFE
|
316L+PTFE
|
316L+PTFE
|
石墨+304
GRAPHITE+304
|
|
壓蓋GLAND FLANGE
|
ZG1CR18NI9TI
|
ZG00CR18ni10
|
ZG1Cr18Ni12MO2Ti
|
ZGOOCR17NI14MO2
|
WCB
|
|
填料壓環(huán)
STUFFING RING
|
1CR18NI9TI
|
00CR18NI10
|
1Cr18NI12MOTI
|
OOCR17NI14MO
|
1Cr13
|
|
螺栓BOLT
|
1cr17ni2
|
1CR17NI2
|
1Cr17NI2
|
1Cr17Ni2
|
35CrMoA
|
|
螺母NUT
|
1cr18ni9ti
|
1CR18NI9TI
|
1Cr18NI9ti
|
1Cr18NI9ti
|
45
|
主要外形尺寸及重量
|
PN(MPa)
|
DN(mm)
|
尺寸(mm)
|
重量
kg
|
|
L
|
L1
|
H
|
3-G
|
D
|
D1
|
D2
|
b
|
Z-φd
|
Do
|
|
2.5
|
15
|
200
|
50
|
210
|
1/2
|
105
|
75
|
55
|
16
|
4--φ14
|
120
|
14
|
|
20
|
220
|
50
|
240
|
1/2
|
115
|
85
|
65
|
16
|
4--φ14
|
140
|
18
|
|
25
|
220
|
50
|
250
|
1/2
|
135
|
100
|
78
|
18
|
4--φ18
|
160
|
25
|
|
32
|
250
|
55
|
270
|
1/2
|
145
|
110
|
85
|
18
|
4--φ18
|
160
|
30
|
|
40
|
270
|
60
|
310
|
1/2
|
160
|
125
|
100
|
20
|
4--φ18
|
160
|
36
|
|
50
|
300
|
60
|
330
|
3/4
|
180
|
145
|
120
|
22
|
8-φ18
|
240
|
40
|
|
65
|
350
|
65
|
360
|
3/4
|
195
|
160
|
135
|
22
|
8-φ18
|
240
|
54
|
|
80
|
380
|
70
|
400
|
3/4
|
230
|
190
|
160
|
24
|
8-φ23
|
280
|
70
|
|
100
|
430
|
75
|
480
|
1
|
270
|
220
|
188
|
28
|
8-φ25
|
320
|
100
|
|
125
|
490
|
80
|
550
|
1
|
300
|
250
|
218
|
30
|
8-φ25
|
360
|
130
|
|
150
|
570
|
90
|
620
|
1
|
330
|
280
|
248
|
32
|
12-φ25
|
360
|
170
|
|
200
|
690
|
95
|
750
|
1
|
395
|
340
|
302
|
36
|
12-φ25
|
400
|
250
|
|
4.0
|
15
|
200
|
50
|
210
|
1/2
|
105
|
75
|
55
|
16
|
4--φ14
|
120
|
14
|
|
20
|
220
|
50
|
240
|
1/2
|
115
|
85
|
65
|
16
|
4--φ14
|
140
|
18
|
|
25
|
220
|
50
|
250
|
1/2
|
135
|
100
|
78
|
18
|
4--φ18
|
160
|
25
|
|
32
|
250
|
55
|
270
|
1/2
|
145
|
110
|
85
|
18
|
4--φ18
|
160
|
33
|
|
40
|
270
|
60
|
310
|
1/2
|
160
|
125
|
100
|
20
|
4--φ18
|
160
|
41
|
|
50
|
300
|
60
|
330
|
3/4
|
180
|
145
|
120
|
22
|
8-φ18
|
240
|
45
|
|
65
|
350
|
65
|
360
|
3/4
|
192
|
160
|
135
|
22
|
8-φ18
|
240
|
62
|
|
80
|
380
|
70
|
400
|
3/4
|
230
|
190
|
160
|
24
|
8-φ23
|
280
|
80
|
|
100
|
430
|
75
|
480
|
1
|
270
|
220
|
188
|
28
|
8-φ25
|
320
|
100
|
|
125
|
490
|
80
|
550
|
1
|
300
|
250
|
218
|
30
|
8-φ25
|
360
|
130
|
|
150
|
570
|
90
|
620
|
1
|
350
|
295
|
258
|
34
|
12-φ30
|
360
|
185
|
|
200
|
690
|
95
|
750
|
1
|
415
|
355
|
315
|
40
|
12-φ34
|
400
|
268
|
