保溫閘閥主要用于石油、化工、冶金、制藥等各類系統(tǒng)中，閥門的夾套焊裝于閥門的兩法蘭之間，閥門的側(cè)面、底部設(shè)置有夾套的連接口，夾套中可自由地流過蒸汽或其它熱的保溫介質(zhì)，確保粘稠介質(zhì)可順暢地流過閥門.
主要零件材料 |
| 零件材料 |
材料 |
| BZ41Y-16I-25I-40I |
BZ41Y-16I-25I-40I |
BZ41Y-16I-25I-40I |
| 閥體、閥造 |
鉻鉬鋼 |
|
|
| 閥板 |
合金鋼+硬質(zhì)合金 |
鉻鎳鈦鋼 |
鉻鎳鉬鈦鋼 |
| 閥桿 |
合金鋼 |
|
|
| 閥桿螺母 |
鋁鐵青銅 |
| 手輪 |
灰鑄鐵、可鍛鑄鐵 |
| 型號 |
公稱壓力 |
|
工作溫度℃ |
適用介質(zhì) |
| 強度(水)(MPa) |
密封(水)(MPa) |
低壓密封(空氣)(MPa) |
BZ41H-16C
BZ41W-16P(R) |
1.6 |
2.4 |
1.8 |
0.6 |
≤200 |
酸、堿類 |
| BZ41W-25P(R) |
2.5 |
3.8 |
2.8 |
0.6 |
≤200 |
酸、堿類 |
| BZ41W-40P(R) |
4.0 |
6.0 |
4.4 |
0.6 |
≤200 |
酸、堿類 |
| BZ41W-64P(R) |
6.4 |
9.6 |
7.0 |
0.6 |
≤200 |
酸、堿類 |
| 型號 |
公稱通徑DN |
尺寸 |
| L |
D |
D1 |
D2 |
b-f |
Z-Φd |
H |
Do |
| BZ41W-16P(R) |
15 |
130 |
95 |
65 |
45 |
16-2 |
4-14 |
170 |
120 |
| 20 |
150 |
105 |
75 |
55 |
16-2 |
4-14 |
190 |
140 |
| 25 |
160 |
115 |
85 |
65 |
16-2 |
4-14 |
205 |
160 |
| 32 |
180 |
135 |
100 |
78 |
18-2 |
4-18 |
270 |
180 |
| 40 |
200 |
145 |
110 |
85 |
18-3 |
4-18 |
310 |
200 |
| 50 |
250 |
160 |
125 |
100 |
18-3 |
4-18 |
358 |
240 |
| 65 |
265 |
180 |
145 |
120 |
18-3 |
4-18 |
373 |
240 |
| 80 |
280 |
195 |
160 |
135 |
20-3 |
8-18 |
435 |
280 |
| 100 |
300 |
215 |
180 |
155 |
20-3 |
8-18 |
500 |
300 |
| 125 |
325 |
245 |
210 |
185 |
22-3 |
8-18 |
614 |
320 |
| 150 |
350 |
280 |
240 |
210 |
24-3 |
8-23 |
674 |
360 |
| 200 |
400 |
335 |
295 |
265 |
26-3 |
12-23 |
818 |
400 |
| 250 |
450 |
405 |
355 |
320 |
30-3 |
12-25 |
969 |
450 |
| 300 |
500 |
460 |
410 |
375 |
30-4 |
12-25 |
1145 |
560 |
| 型號 |
公稱通徑DN |
尺寸 |
| L |
D |
D1 |
D2 |
D6 |
b-f |
Z-Φd |
H |
| BZ41W-40P(R) |
15 |
130 |
95 |
65 |
45 |
40 |
16-2 |
4-14 |
135 |
| 20 |
150 |
105 |
75 |
55 |
51 |
16-2 |
4-14 |
190 |
| 25 |
160 |
115 |
85 |
65 |
58 |
16-2 |
4-14 |
205 |
| 32 |
180 |
135 |
100 |
78 |
66 |
18-2 |
4-18 |
270 |
| 40 |
200 |
145 |
110 |
85 |
76 |
18-3 |
4-18 |
310 |
| 50 |
250 |
160 |
125 |
100 |
88 |
20-3 |
4-18 |
371 |
| 65 |
280 |
180 |
145 |
120 |
110 |
22-3 |
8-18 |
39 |
| 80 |
310 |
195 |
160 |
135 |
121 |
22-3 |
8-18 |
455 |
| 100 |
350 |
230 |
190 |
160 |
150 |
24-3 |
8-23 |
551 |
| 125 |
400 |
270 |
220 |
188 |
176 |
28-3 |
8-25 |
628 |
| 150 |
450 |
300 |
250 |
218 |
204 |
30-3 |
8-25 |
708 |
| 200 |
550 |
375 |
320 |
282 |
260 |
38-3 |
12-30 |
885 |
| 250 |
650 |
445 |
385 |
345 |
313 |
42-3 |
12-24 |
960 |
| 型號 |
公稱通徑DN |
尺寸 |
| L |
D |
D1 |
D2 |
D6 |
b-f |
Z-Φd |
H |
| BZ41W-64P(R) |
15 |
130 |
105 |
75 |
55 |
41 |
18-2 |
4-14 |
140 |
| 20 |
150 |
125 |
90 |
68 |
51 |
20-2 |
4-18 |
195 |
| 25 |
160 |
135 |
100 |
78 |
58 |
22-2 |
4-18 |
210 |
| 32 |
180 |
150 |
110 |
82 |
66 |
24-2 |
4-23 |
280 |
| 40 |
200 |
165 |
125 |
95 |
76 |
24-3 |
4-23 |
328 |
| 50 |
250 |
175 |
135 |
105 |
88 |
26-3 |
4-23 |
390 |
| 65 |
280 |
200 |
160 |
130 |
110 |
28-3 |
8-23 |
410 |
| 80 |
310 |
210 |
170 |
140 |
121 |
30-3 |
8-23 |
485 |
| 100 |
350 |
250 |
200 |
168 |
150 |
32-3 |
8-25 |
590 |
| 125 |
400 |
295 |
240 |
202 |
176 |
36-3 |
8-30 |
688 |
| 150 |
450 |
340 |
280 |
240 |
204 |
38-3 |
8-34 |
768 |
| 200 |
550 |
405 |
345 |
300 |
260 |
44-3 |
12-34 |
972 |
| 250 |
650 |
470 |
400 |
350 |
313 |
48-3 |
12-41 |
1059 |
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