雙聯(lián)彈簧式安全閥 |
產(chǎn)品型號:A38Y-16C/25/40、A43H-16C/25/40、A37H-16C/25/40 |
本閥門適用于工作溫度≤350℃的蒸汽、水等介質(zhì)的設(shè)備和管路上。作為超壓保護(hù)裝置。連接法蘭標(biāo)準(zhǔn)按JB/T94的系列1 |
主要零部件材料說明:
A38Y、A43H、A37H型安全閥除三通(材料為WCB)外,欺余零件的材料均和A47H、A48Y型彈簧式安全閥相同。 |
A38Y、A43H、A37H型雙聯(lián)安全閥是在Y型接頭上裝設(shè)兩個同樣規(guī)格的A48Y或A47H型安全閥而構(gòu)成,其公稱通徑系列指Y型接頭進(jìn)口通徑,其組合情況如下表:
A38Y型 |
相應(yīng)的A48Y型 |
50 |
32×2 |
80 |
50×2 |
100 |
65×2 |
150 |
100×2 |
A43Y型 |
相應(yīng)的A47Y型 |
50 |
32×2 |
80 |
50×2 |
100 |
80×2 |
125 |
100×2 |
150 |
125×2 |
A37Y型 |
相應(yīng)的A47Y型 |
50 |
32×2 |
80 |
65×2 |
100 |
80×2 |
125 |
100×2 |
150 |
125×2 |
|
外形尺寸和連接尺寸:
型號 |
公稱通徑 |
do |
D |
K |
g |
g1 |
b |
f |
f1 |
Z-ød |
DN' |
D1 |
K1 |
g2 |
b1 |
f' |
Z1-ød1 |
L |
L1 |
L0 |
h |
H |
A37H-16C A43H-16C |
50 |
25 |
165 |
125 |
100 |
|
20 |
3 |
|
4-18 |
32 |
140 |
100 |
78 |
18 |
2 |
4-18 |
115 |
110 |
165 |
235 |
547 |
80 |
40 |
200 |
160 |
135 |
|
20 |
3 |
|
8-18 |
50 |
165 |
125 |
100 |
16 |
3 |
4-18 |
135 |
120 |
190 |
285 |
795 |
80 |
50 |
200 |
160 |
135 |
|
20 |
3 |
|
8-18 |
65 |
185 |
145 |
120 |
18 |
3 |
4-18 |
140 |
130 |
205 |
310 |
835 |
100 |
65 |
220 |
180 |
155 |
|
22 |
3 |
|
8-18 |
80 |
200 |
160 |
135 |
20 |
3 |
8-18 |
160 |
135 |
255 |
355 |
890 |
125 |
80 |
250 |
210 |
185 |
|
22 |
3 |
|
8-18 |
100 |
220 |
180 |
155 |
22 |
3 |
8-18 |
170 |
160 |
260 |
410 |
1170 |
150 |
100 |
285 |
240 |
210 |
|
24 |
3 |
|
8-23 |
125 |
250 |
210 |
185 |
22 |
3 |
8-18 |
190 |
190 |
275 |
430 |
1240 |
A37H-25 A43H-25 |
50 |
25 |
165 |
125 |
100 |
|
20 |
3 |
|
4-18 |
32 |
140 |
100 |
78 |
18 |
2 |
4-18 |
115 |
110 |
165 |
235 |
547 |
80 |
40 |
200 |
160 |
135 |
|
22 |
3 |
|
8-18 |
50 |
165 |
125 |
100 |
16 |
3 |
4-18 |
135 |
120 |
190 |
285 |
795 |
80 |
50 |
200 |
160 |
135 |
|
22 |
3 |
|
8-18 |
65 |
185 |
145 |
120 |
18 |
3 |
4-18 |
140 |
130 |
205 |
310 |
835 |
100 |
65 |
230 |
190 |
160 |
|
24 |
3 |
|
8-23 |
80 |
200 |
160 |
135 |
20 |
3 |
8-18 |
160 |
135 |
255 |
355 |
890 |
125 |
80 |
270 |
220 |
188 |
|
28 |
3 |
|
8-26 |
100 |
220 |
180 |
155 |
22 |
3 |
8-18 |
170 |
160 |
260 |
410 |
1170 |
150 |
100 |
300 |
250 |
218 |
|
30 |
3 |
|
8-26 |
125 |
250 |
210 |
185 |
22 |
3 |
8-18 |
190 |
190 |
275 |
430 |
1240 |
A37H-40 A43H-40 |
50 |
25 |
165 |
125 |
100 |
88 |
20 |
3 |
4 |
4-18 |
32 |
140 |
100 |
78 |
16 |
2 |
4-18 |
115 |
110 |
165 |
235 |
547 |
80 |
40 |
200 |
160 |
135 |
121 |
22 |
3 |
4 |
8-18 |
50 |
165 |
125 |
100 |
16 |
3 |
4-18 |
135 |
120 |
190 |
285 |
795 |
80 |
50 |
200 |
160 |
135 |
121 |
22 |
3 |
4 |
8-18 |
65 |
185 |
145 |
120 |
18 |
3 |
4-18 |
140 |
130 |
205 |
310 |
835 |
100 |
65 |
235 |
190 |
160 |
150 |
24 |
3 |
4.5 |
8-23 |
80 |
200 |
160 |
135 |
20 |
3 |
8-18 |
160 |
135 |
255 |
355 |
890 |
125 |
80 |
270 |
220 |
188 |
176 |
28 |
3 |
4.5 |
8-26 |
100 |
220 |
180 |
155 |
22 |
3 |
8-18 |
170 |
160 |
260 |
410 |
1170 |
150 |
100 |
300 |
250 |
218 |
204 |
30 |
3 |
4.5 |
8-26 |
125 |
250 |
210 |
185 |
22 |
3 |
8-18 |
190 |
190 |
275 |
430 |
1240 |
A38Y-16C |
50 |
20 |
165 |
125 |
100 |
|
20 |
3 |
|
4-18 |
40 |
150 |
110 |
85 |
16 |
3 |
4-18 |
198 |
100 |
165 |
225 |
636 |
80 |
32 |
200 |
160 |
135 |
|
20 |
3 |
|
8-18 |
65 |
185 |
145 |
120 |
20 |
3 |
4-18 |
230 |
120 |
190 |
265 |
817 |
100 |
40 |
220 |
180 |
155 |
|
22 |
3 |
|
8-18 |
80 |
200 |
160 |
135 |
20 |
3 |
8-18 |
293 |
140 |
265 |
265 |
921 |
150 |
80 |
285 |
240 |
210 |
|
24 |
3 |
|
8-23 |
125 |
250 |
210 |
185 |
22 |
3 |
8-18 |
320 |
175 |
250 |
420 |
1097 |
A38Y-25 |
50 |
20 |
165 |
125 |
100 |
|
20 |
3 |
|
4-18 |
40 |
150 |
110 |
85 |
16 |
3 |
4-18 |
198 |
100 |
165 |
225 |
636 |
80 |
32 |
200 |
160 |
135 |
|
22 |
3 |
|
8-18 |
65 |
185 |
145 |
120 |
20 |
3 |
4-18 |
230 |
120 |
190 |
265 |
817 |
100 |
40 |
230 |
190 |
160 |
|
24 |
3 |
|
8-23 |
80 |
200 |
160 |
135 |
20 |
3 |
8-18 |
293 |
140 |
265 |
265 |
921 |
150 |
80 |
300 |
250 |
218 |
|
30 |
3 |
|
8-26 |
125 |
250 |
210 |
185 |
22 |
3 |
8-18 |
320 |
175 |
250 |
420 |
1097 |
A38Y-40 |
50 |
20 |
165 |
125 |
100 |
88 |
20 |
3 |
4 |
4-18 |
40 |
150 |
110 |
85 |
16 |
3 |
4-18 |
198 |
100 |
165 |
225 |
636 |
80 |
32 |
200 |
160 |
135 |
121 |
22 |
3 |
4 |
8-18 |
65 |
185 |
145 |
120 |
20 |
3 |
4-18 |
230 |
120 |
190 |
265 |
817 |
100 |
40 |
235 |
190 |
160 |
150 |
24 |
3 |
4.5 |
8-23 |
80 |
200 |
160 |
135 |
20 |
3 |
8-18 |
293 |
140 |
265 |
265 |
921 |
150 |
80 |
300 |
250 |
218 |
204 |
30 |
3 |
4.5 |
8-26 |
125 |
250 |
210 |
185 |
22 |
3 |
8-18 |
320 |
175 |
250 |
420 |
1097 |
|