用途: 
   A44Y-16C封閉全啟式安全閥適用于工作溫度≤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-94系列1。PN≥6.4MPa按JB/T-94系列2標準。 
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A44Y-16C封閉全啟式安全閥主要零部件材料:  
| NO. | 
零件名稱 | 
A44Y-C 材料 | 
A44Y-P材料 | 
A44Y-R材料 | 
 
| 1 | 
閥體 | 
WCB | 
ZG1Cr18 Ni9Ti | 
CF8M | 
 
| 2 | 
閥座 | 
2Cr13 | 
1Cr18 Ni9Ti | 
316 | 
 
| 3 | 
調節圈 | 
ZG2Cr13 | 
ZG1Cr18 Ni9Ti | 
0Cr18 Ni12Mo2Ti | 
 
| 4 | 
反沖盤 | 
ZG2Cr13 | 
ZG1Cr18 Ni9Ti | 
316 | 
 
| 5 | 
閥瓣 | 
2Cr13 | 
1Cr18 Ni9Ti | 
316 | 
 
| 6 | 
導向套 | 
2Cr13 | 
1Cr18 Ni9Ti | 
0Cr18 Ni12Mo2Ti | 
 
| 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 | 
1Cr18 Ni9Ti | 
1Cr18 Ni12Mo2Ti | 
 
| 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 | 
 
 
 | 
 
A44Y-16C封閉全啟式安全閥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 | 
 
| A44Y-16C A44Y-16P A44Y-16R | 
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 | 
 
A44Y-25  
A44Y-25P A44Y-25R | 
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 | 
 
| 400 | 
280 | 
620 | 
550 | 
 | 
505 | 
48 | 
4 | 
 | 
16-36 | 
500 | 
715 | 
650 | 
 | 
608 | 
44 | 
4 | 
 | 
20-34 | 
500 | 
450 | 
1780 | 
 
| A44Y-40 A44Y-40P A44Y-40R | 
20 | 
15 | 
105 | 
75 | 
51 | 
55 | 
16 | 
2 | 
4 | 
4-14 | 
25 | 
115 | 
85 | 
 | 
65 | 
16 | 
2 | 
 | 
4-14 | 
110 | 
95 | 
411 | 
 
| 25 | 
16 | 
115 | 
85 | 
58 | 
65 | 
16 | 
2 | 
4 | 
4-14 | 
32 | 
140 | 
100 | 
 | 
78 | 
18 | 
2 | 
 | 
4-18 | 
110 | 
95 | 
411 | 
 
| 32 | 
20 | 
140 | 
100 | 
66 | 
78 | 
18 | 
2 | 
4 | 
4-18 | 
40 | 
150 | 
110 | 
 | 
85 | 
18 | 
3 | 
 | 
4-18 | 
115 | 
100 | 
411 | 
 
| 40 | 
25 | 
150 | 
110 | 
76 | 
85 | 
18 | 
3 | 
4 | 
4-18 | 
50 | 
165 | 
125 | 
 | 
100 | 
20 | 
3 | 
 | 
4-18 | 
120 | 
110 | 
472 | 
 
| 50 | 
32 | 
165 | 
125 | 
88 | 
100 | 
20 | 
3 | 
4 | 
4-18 | 
65 | 
185 | 
145 | 
 | 
120 | 
20 | 
3 | 
 | 
4-18 | 
135 | 
120 | 
532 | 
 
| 65 | 
40 | 
185 | 
145 | 
110 | 
120 | 
22 | 
3 | 
4 | 
8-18 | 
80 | 
200 | 
160 | 
 | 
135 | 
20 | 
3 | 
 | 
8-18 | 
160 | 
140 | 
556 | 
 
| 80 | 
50 | 
200 | 
160 | 
121 | 
135 | 
22 | 
3 | 
4 | 
8-18 | 
100 | 
220 | 
180 | 
 | 
155 | 
22 | 
3 | 
 | 
8-18 | 
170 | 
135 | 
561 | 
 
| 100 | 
65 | 
235 | 
190 | 
150 | 
160 | 
24 | 
3 | 
4.5 | 
8-23 | 
125 | 
250 | 
210 | 
 | 
185 | 
22 | 
3 | 
 | 
8-18 | 
195 | 
175 | 
697 | 
 
| 125 | 
80 | 
270 | 
220 | 
176 | 
188 | 
28 | 
3 | 
4.5 | 
8-26 | 
150 | 
285 | 
240 | 
 | 
210 | 
24 | 
3 | 
 | 
8-23 | 
210 | 
190 | 
857 | 
 
| 150 | 
100 | 
300 | 
250 | 
204 | 
218 | 
30 | 
3 | 
4.5 | 
8-26 | 
175 | 
310 | 
270 | 
 | 
240 | 
26 | 
3 | 
 | 
8-23 | 
255 | 
230 | 
915 | 
 
| 200 | 
125 | 
375 | 
320 | 
260 | 
282 | 
38 | 
3 | 
4.5 | 
12-30 | 
250 | 
405 | 
355 | 
 | 
320 | 
30 | 
3 | 
 | 
12-26 | 
300 | 
260 | 
1073 | 
 
| 250 | 
150 | 
450 | 
385 | 
313 | 
345 | 
42 | 
3 | 
4.5 | 
12-34 | 
300 | 
460 | 
410 | 
 | 
375 | 
30 | 
4 | 
 | 
12-26 | 
350 | 
320 | 
1307 | 
 
| 300 | 
220 | 
515 | 
450 | 
364 | 
408 | 
46 | 
4 | 
4.5 | 
16-34 | 
400 | 
580 | 
525 | 
 | 
485 | 
36 | 
4 | 
 | 
16-30 | 
370 | 
350 | 
1233 | 
 
| 350 | 
250 | 
580 | 
510 | 
422 | 
465 | 
52 | 
4 | 
5 | 
16-36 | 
500 | 
715 | 
650 | 
 | 
608 | 
44 | 
4 | 
 | 
20-34 | 
500 | 
450 | 
1711 | 
 
| 400 | 
280 | 
660 | 
585 | 
474 | 
535 | 
58 | 
4 | 
5 | 
16-41 | 
500 | 
715 | 
650 | 
 | 
608 | 
44 | 
4 | 
 | 
20-34 | 
500 | 
450 | 
1711 | 
 
A44Y-64  
A44Y-64P A44Y-64R | 
20 | 
10 | 
125 | 
90 | 
51 | 
68 | 
22 | 
2 | 
4 | 
4-18 | 
25 | 
115 | 
85 | 
58 | 
65 | 
16 | 
2 | 
4 | 
4-14 | 
96 | 
85 | 
297 | 
 
| 25 | 
16 | 
140 | 
100 | 
58 | 
78 | 
22 | 
2 | 
4 | 
4-18 | 
32 | 
140 | 
100 | 
66 | 
78 | 
18 | 
2 | 
4 | 
4-18 | 
110 | 
100 | 
310 | 
 
| 32 | 
20 | 
155 | 
110 | 
66 | 
82 | 
24 | 
2 | 
4 | 
4-23 | 
40 | 
150 | 
110 | 
76 | 
85 | 
18 | 
3 | 
4 | 
4-18 | 
130 | 
110 | 
322 | 
 
| 40 | 
25 | 
170 | 
125 | 
76 | 
95 | 
24 | 
3 | 
4 | 
4-23 | 
50 | 
165 | 
125 | 
88 | 
100 | 
20 | 
3 | 
4 | 
4-18 | 
135 | 
120 | 
352 | 
 
| 50 | 
32 | 
180 | 
135 | 
88 | 
105 | 
26 | 
3 | 
4 | 
4-23 | 
65 | 
185 | 
145 | 
110 | 
120 | 
22 | 
3 | 
4 | 
8-18 | 
155 | 
135 | 
425 | 
 
| 65 | 
40 | 
205 | 
160 | 
110 | 
130 | 
28 | 
3 | 
4 | 
8-23 | 
80 | 
200 | 
160 | 
121 | 
135 | 
22 | 
3 | 
4 | 
8-18 | 
175 | 
160 | 
570 | 
 
| 80 | 
50 | 
215 | 
170 | 
121 | 
140 | 
30 | 
3 | 
4 | 
8-23 | 
100 | 
235 | 
190 | 
150 | 
160 | 
24 | 
3 | 
4.5 | 
8-23 | 
175 | 
160 | 
560 | 
 
| 100 | 
65 | 
250 | 
200 | 
150 | 
168 | 
32 | 
3 | 
4.5 | 
8-26 | 
125 | 
270 | 
220 | 
176 | 
188 | 
28 | 
3 | 
4.5 | 
8-25 | 
195 | 
195 | 
690 | 
 
| 150 | 
100 | 
345 | 
280 | 
204 | 
240 | 
38 | 
3 | 
4.5 | 
8-34 | 
200 | 
375 | 
320 | 
260 | 
282 | 
38 | 
3 | 
4.5 | 
12-30 | 
280 | 
265 | 
935 | 
 
| A44Y-100 A44Y-100P A44Y-100R | 
20 | 
10 | 
125 | 
90 | 
51 | 
68 | 
22 | 
2 | 
4 | 
4-18 | 
25 | 
115 | 
85 | 
58 | 
65 | 
16 | 
3 | 
4 | 
4-14 | 
96 | 
85 | 
297 | 
 
| 25 | 
16 | 
140 | 
100 | 
58 | 
78 | 
24 | 
2 | 
4 | 
4-18 | 
32 | 
140 | 
100 | 
66 | 
78 | 
18 | 
2 | 
4 | 
4-18 | 
110 | 
100 | 
310 | 
 
| 32 | 
20 | 
155 | 
110 | 
66 | 
82 | 
24 | 
2 | 
4 | 
4-23 | 
40 | 
150 | 
110 | 
76 | 
85 | 
18 | 
2 | 
4 | 
4-18 | 
130 | 
110 | 
322 | 
 
| 40 | 
25 | 
170 | 
125 | 
76 | 
95 | 
26 | 
3 | 
4 | 
4-23 | 
50 | 
165 | 
125 | 
88 | 
100 | 
20 | 
3 | 
4 | 
4-18 | 
135 | 
120 | 
352 | 
 
| 50 | 
32 | 
195 | 
145 | 
88 | 
112 | 
28 | 
3 | 
4 | 
4-26 | 
65 | 
185 | 
145 | 
110 | 
120 | 
22 | 
3 | 
4 | 
8-18 | 
155 | 
135 | 
425 | 
 
| 65 | 
32 | 
220 | 
170 | 
110 | 
138 | 
32 | 
3 | 
4 | 
8-26 | 
80 | 
200 | 
160 | 
121 | 
135 | 
22 | 
3 | 
4 | 
8-18 | 
175 | 
160 | 
570 | 
 
| 80 | 
40 | 
230 | 
180 | 
121 | 
148 | 
34 | 
3 | 
4 | 
8-26 | 
100 | 
235 | 
190 | 
150 | 
160 | 
24 | 
3 | 
4.5 | 
8-23 | 
175 | 
160 | 
560 | 
 
| 100 | 
50 | 
265 | 
210 | 
150 | 
172 | 
38 | 
3 | 
4.5 | 
8-30 | 
125 | 
270 | 
220 | 
176 | 
188 | 
28 | 
3 | 
4.5 | 
8-25 | 
195 | 
195 | 
690 | 
 
| 150 | 
80 | 
355 | 
290 | 
204 | 
250 | 
46 | 
3 | 
4.5 | 
12-34 | 
200 | 
375 | 
320 | 
260 | 
282 | 
38 | 
3 | 
4.5 | 
12-30 | 
280 | 
265 | 
935 | 
 
 
 |