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對(duì)夾式保溫球閥具有良好的保溫保冷特性，且閥門的通徑與管徑一致，同時(shí)又能有效降低管路中介質(zhì)熱量損失。主要用于石油、化工、冶金、制藥、食品等各類系統(tǒng)中，以輸送常溫下會(huì)凝固的高粘度介質(zhì)。
對(duì)夾式保溫球閥主要型號(hào)、保溫型：手動(dòng)(BQ71F)、氣動(dòng)(BQ671F)、電動(dòng)(BQ971F)
公稱通徑：DN15-100mm1/2“-4“
公稱壓力：PN1.0-2.5MPa
CLASS：150lb、JIS：10K
對(duì)夾式保溫球閥主要外形及連接尺寸表
|
公稱通徑(DN) |
產(chǎn)品型號(hào) |
|
|
L |
D |
W |
H |
3-G |
|
(mm) |
(in) |
1.0MPa |
1.6MPa |
2.5MPa |
150Lb |
10k |
手動(dòng) |
手動(dòng) |
|
|
15 |
1/2” |
40 |
53 |
53 |
53 |
47 |
58 |
130 |
80 |
3/8 |
|
20 |
3/4” |
45 |
63 |
63 |
63 |
57 |
63 |
170 |
80 |
3/8 |
|
25 |
1” |
50 |
73 |
73 |
73 |
66 |
74 |
170 |
100 |
3/8 |
|
32 |
1 1/4” |
60 |
84 |
84 |
84 |
75 |
84 |
200 |
110 |
1/2 |
|
40 |
1 1/2” |
70 |
94 |
94 |
94 |
85 |
89 |
250 |
120 |
1/2 |
|
50 |
2” |
80 |
109 |
109 |
109 |
103 |
104 |
250 |
130 |
1/2 |
|
65 |
2 1/2” |
110 |
129 |
129 |
129 |
122 |
124 |
350 |
140 |
1/2 |
|
80 |
3” |
120 |
144 |
144 |
144 |
135 |
134 |
350 |
150 |
1/2 |
|
100 |
4” |
140 |
164 |
164 |
170 |
173 |
159 |
420 |
180 |
1/2 |
對(duì)夾式保溫球閥型號(hào)、零件材料及主要參數(shù)
|
公稱壓力或壓力級(jí) |
產(chǎn)品型號(hào) |
|
PN1.0MPa |
BQ71F-10C |
BQ71F-10P |
BQ71F-10P8 |
BQ71F-10P3 |
BQ71F-10R |
BQ71F-10R8 |
BQ71F-10R3 |
|
PN1.6MPa |
BQ71F-16C |
BQ71F-16P |
BQ71F-16P8 |
BQ71F-16P3 |
BQ71F-16R |
BQ71F-16R8 |
BQ71F-16R3 |
|
PN2.5MPa |
BQ71F-25 |
BQ71F-25P |
BQ71F-25P8 |
BQ71F-25P3 |
BQ71F-25R |
BQ71F-16R8 |
BQ71F-25R3 |
|
CLASS150 |
BQ71F-150(LB)C |
BQ71F-150(LB)P |
BQ71F-150(LB)P8 |
BQ71F-150(LB)P3 |
BQ71F-150(LB)R |
BQ71F-150(LB)R8 |
BQ71F-150(LB)R3 |
|
10K |
BQ71F-10(K)C |
BQ71F-10(K)P |
BQ71F-10(K)P8 |
BQ71F-10(K)P3 |
BQ71F-10(K)R |
BQ71F-10(K)R8 |
BQ71F-10(K)R3 |
|
主要零件材料 |
閥體 |
WCB |
ZGlCr18Ni9Ti |
CF8(304) |
CF8(304L) |
ZG1Cr18Ni12Mo2Ti |
CF8M(316) |
CF8M(316L) |
|
球體、閥桿 |
2Crl3 |
lCr18Ni9Ti |
0Cr18Ni9(304) |
0Cr18Ni9(304L) |
1Cr18Ni2Mo2(316) |
0Cr17Ni2Mo2(316) |
0Cr17Ni2Mo2(316L) |
|
密封圈 |
聚四氟乙烯 對(duì)位聚苯 |
|
填料、墊圈 |
V型聚四氟乙烯 柔性石墨環(huán) 聚四氟乙烯片 柔性石墨復(fù)合墊 |
|
適用工況 |
適用介質(zhì) |
重油、膠類等 |
硝酸腐蝕性介質(zhì) |
強(qiáng)氧化性介質(zhì) |
醋酸等腐蝕性介質(zhì) |
尿素等腐蝕性介質(zhì) |
|
適用溫度 |
-28-300℃ |
|
配管法蘭 |
JB79-59、GB9113、SH3406ANSIB16.5JISB2212 | | 
