安全閥A48Y-16CA48Y-A48H型帶扳手彈簧全啟式安全閥適用于工作溫度≤350℃的蒸汽、空氣等介質的設備和管路上。A44Y適用于工作溫度≤300℃的空氣、石油等介質的設備或管路上，作為超壓保護裝置。連接法蘭標準PN＜6.4MPa按JB/T-941。PN≥6.4MPa按JB/T-942標準 二、主要零部件材料
NO. |
零件名稱 |
A48Y-C 材料 |
A48Y-P材料 |
A48Y-R材料 |
1 |
閥體 |
WCB |
ZG1Cr18Ni9Ti |
CF8M |
2 |
閥座 |
2Cr13 |
1Cr18Ni9Ti |
316 |
3 |
調節圈 |
ZG2Cr13 |
ZG1Cr18Ni9Ti |
0Cr18Ni12Mo2Ti |
4 |
反沖盤 |
ZG2Cr13 |
ZG1Cr18Ni9Ti |
316 |
5 |
閥瓣 |
2Cr13 |
1Cr18Ni9Ti |
316 |
6 |
導向套 |
2Cr13 |
1Cr18Ni9Ti |
0Cr18Ni12Mo2Ti |
7 |
閥蓋 |
ZG230-450 |
ZG230-450 |
ZG230-450 |
8 |
彈簧 |
50CrVA |
50CrVA包覆氟塑料 |
50CrVA包覆氟塑料 |
9 |
閥桿 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
10 |
扳手 |
ZG200-400 |
ZG200-400 |
ZG200-400 |
11 |
調整螺桿 |
45 |
2Cr13 |
2Cr13 |
12 |
保護罩 |
ZG200-400 |
ZG200-400 |
316 |
13 |
密封面材料 |
堆焊Co基硬質合金 |
||
三、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 |
g3 |
g2 |
b1 |
f |
f1 |
Z1-ød1 |
L |
L1 |
≈H |
A48Y-16C |
20 |
15 |
105 |
75 |
55 |
16 |
2 |
4-14 |
25 |
115 |
85 |
65 |
16 |
2 |
4-14 |
110 |
95 |
411 |
||||
25 |
16 |
115 |
85 |
65 |
16 |
2 |
4-14 |
32 |
140 |
100 |
78 |
18 |
2 |
4-18 |
110 |
95 |
411 |
|||||
32 |
20 |
140 |
100 |
78 |
18 |
2 |
4-18 |
40 |
150 |
110 |
85 |
18 |
3 |
4-18 |
115 |
100 |
411 |
|||||
40 |
25 |
150 |
110 |
85 |
18 |
3 |
4-18 |
50 |
165 |
125 |
100 |
20 |
3 |
4-18 |
120 |
110 |
472 |
|||||
50 |
32 |
165 |
125 |
100 |
20 |
3 |
4-18 |
65 |
185 |
145 |
120 |
20 |
3 |
4-18 |
135 |
120 |
532 |
|||||
65 |
40 |
185 |
145 |
120 |
20 |
3 |
4-18 |
80 |
200 |
160 |
135 |
20 |
3 |
8-18 |
160 |
140 |
556 |
|||||
80 |
50 |
200 |
160 |
135 |
20 |
3 |
8-18 |
100 |
220 |
180 |
155 |
22 |
3 |
8-18 |
170 |
135 |
561 |
|||||
100 |
65 |
220 |
180 |
155 |
20 |
3 |
8-18 |
125 |
250 |
210 |
185 |
22 |
3 |
8-18 |
195 |
175 |
667 |
|||||
125 |
80 |
250 |
210 |
185 |
22 |
3 |
8-18 |
150 |
285 |
240 |
210 |
24 |
3 |
8-23 |
210 |
190 |
857 |
|||||
150 |
100 |
285 |
240 |
210 |
24 |
3 |
8-23 |
175 |
310 |
270 |
240 |
26 |
3 |
8-23 |
255 |
230 |
915 |
|||||
200 |
125 |
340 |
295 |
265 |
26 |
3 |
12-23 |
250 |
405 |
355 |
320 |
30 |
3 |
12-26 |
300 |
260 |
1073 |
|||||
250 |
150 |
405 |
355 |
320 |
30 |
3 |
12-26 |
300 |
460 |
410 |
375 |
30 |
4 |
12-26 |
350 |
320 |
1307 |
|||||
300 |
220 |
460 |
410 |
375 |
30 |
4 |
12-26 |
400 |
580 |
525 |
485 |
36 |
4 |
16-30 |
370 |
350 |
1233 |
|||||
350 |
250 |
520 |
470 |
435 |
34 |
4 |
16-26 |
500 |
715 |
650 |
608 |
44 |
4 |
20-34 |
500 |
450 |
1711 |
|||||
400 |
280 |
580 |
525 |
485 |
36 |
4 |
16-30 |
500 |
715 |
650 |
608 |
44 |
4 |
20-34 |
500 |
450 |
1780 |
|||||
A48Y-25 |
20 |
15 |
105 |
75 |
55 |
16 |
2 |
4-14 |
25 |
115 |
85 |
65 |
16 |
2 |
4-14 |
110 |
95 |
411 |
||||
25 |
16 |
115 |
85 |
65 |
16 |
2 |
4-14 |
32 |
140 |
100 |
78 |
18 |
2 |
4-18 |
110 |
95 |
411 |
|||||
32 |
20 |
140 |
100 |
78 |
18 |
2 |
4-18 |
40 |
150 |
110 |
85 |
18 |
3 |
4-18 |
115 |
100 |
411 |
|||||
40 |
25 |
150 |
110 |
85 |
18 |
3 |
4-18 |
50 |
165 |
125 |
100 |
20 |
3 |
4-18 |
120 |
110 |
472 |
|||||
50 |
32 |
165 |
125 |
100 |
20 |
3 |
4-18 |
65 |
185 |
145 |
120 |
20 |
3 |
4-18 |
135 |
120 |
532 |
|||||
65 |
40 |
185 |
145 |
120 |
22 |
3 |
8-18 |
80 |
200 |
160 |
135 |
20 |
3 |
8-18 |
160 |
140 |
556 |
|||||
80 |
50 |
200 |
160 |
135 |
22 |
3 |
8-18 |
100 |
220 |
180 |
155 |
22 |
3 |
8-18 |
170 |
135 |
561 |
|||||
100 |
65 |
230 |
190 |
160 |
24 |
3 |
8-23 |
125 |
250 |
210 |
185 |
22 |
3 |
8-18 |
195 |
175 |
667 |
|||||
125 |
80 |
270 |
220 |
188 |
28 |
3 |
8-26 |
150 |
285 |
240 |
210 |
24 |
3 |
8-23 |
210 |
190 |
857 |
|||||
150 |
100 |
300 |
250 |
218 |
30 |
3 |
8-26 |
175 |
310 |
270 |
240 |
26 |
3 |
8-23 |
255 |
230 |
915 |
|||||
200 |
125 |
360 |
310 |
278 |
34 |
3 |
12-26 |
250 |
405 |
355 |
320 |
30 |
3 |
12-26 |
300 |
260 |
1073 |
|||||
250 |
150 |
425 |
370 |
332 |
36 |
3 |
12-30 |
300 |
460 |
410 |
375 |
30 |
4 |
12-26 |
350 |
320 |
1307 |
|||||
300 |
220 |
485 |
430 |
390 |
40 |
4 |
16-30 |
400 |
580 |
525 |
485 |
36 |
4 |
16-30 |
370 |
350 |
1233 |
|||||
350 |
250 |
555 |
490 |
448 |
44 |
4 |
16-34 |
500 |
715 |
650 |
608 |
44 |
4 |
20-34 |
500 |
450 |
1711 |
聯系人：方經理
手機：15906129133
公司地址：江蘇省常州市天寧區青洋北路101號-3
