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ClassificationRelief valve
Trade names
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The spring opens the closed relief valve completely |
Classification of the products: Series of the relief valve |
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The detailed materials of the products: A42Y-C type is suitable for the equipment and pipeline of such medium as 300 degrees Centigrade of air of of working temperature , oil gas , liquid ,etc.. A42Y-P type and A42Y-R type are suitable for the equipment and pipeline of 200 degrees Centigrade of medium with corrosivity of of working temperature, as exceeding pressing protectors.
Connect the flange standard and press JB/T -94 series 1. 6.4MPa presses JB/T -94 series 2.
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Main spare part material
NO. |
Part name |
A42Y-C/KA42Y-C material |
A42Y-P/KA42Y-P material |
A42Y-R material |
DA42Y-P material |
1 |
Valve seat |
2Cr13/1Cr18Ni9Ti |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
ZG1Cr18Ni9Ti |
2 |
The valve has body |
WCB |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
LCB/ZG1Cr18Ni9Ti |
3 |
Regulate and enclose |
2Cr13/1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
4 |
Recoil plate |
2Cr13/1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
5 |
Valve one |
2Cr13/1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
6 |
Lead set |
2Cr13/1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
7 |
The valve covering |
ZG230-450 |
ZG230-450 |
ZG230-450 |
ZG1Cr18Ni9Ti |
8 |
Spring |
50CrVA |
50CrVA wraps up and covers the fluoroplastics |
50CrVA wraps up and covers the fluoroplastics |
50CrVA |
9 |
Valve stem |
2Cr13 |
1Cr18Ni9Ti/1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti/1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
10 |
Adjust spiral shell's pole |
45 |
2Cr13 |
2Cr13 |
2Cr13 |
11 |
Valve cap |
ZG200-400 |
ZG200-400 |
ZG200-400 |
ZG230-450 |
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Seal the surface material |
Pile and weld the base hard alloy of Co |
External dimension and size of connecting
Type |
Nominal and open directly |
do |
D |
K |
g |
g1 |
b |
f |
f1 |
Z-ød |
DN' |
D1 |
K1 |
g3 |
g2 |
b1 |
f' |
f1' |
Z1-ød1 |
L |
L1 |
H |
A42Y-16C
A42Y-16P
A42Y-16R
KA42Y-16C DA42Y-16C(P) |
20 |
15 |
105 |
75 |
|
55 |
16 |
2 |
|
4-14 |
25 |
115 |
85 |
|
65 |
16 |
2 |
|
4-14 |
110 |
95 |
378 |
25 |
16 |
115 |
85 |
|
65 |
16 |
2 |
|
4-14 |
32 |
140 |
100 |
|
78 |
18 |
2 |
|
4-18 |
110 |
95 |
378 |
32 |
20 |
140 |
100 |
|
78 |
18 |
2 |
|
4-18 |
40 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
115 |
100 |
378 |
40 |
25 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
50 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
120 |
110 |
406 |
50 |
32 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
65 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
135 |
120 |
450 |
65 |
40 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
80 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
160 |
140 |
520 |
80 |
50 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
100 |
220 |
180 |
|
155 |
22 |
3 |
|
8-18 |
170 |
135 |
525 |
100 |
65 |
220 |
180 |
|
155 |
22 |
3 |
|
8-18 |
125 |
250 |
210 |
|
185 |
22 |
3 |
|
8-18 |
195 |
175 |
690 |
125 |
80 |
250 |
210 |
|
185 |
22 |
3 |
|
8-18 |
150 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
210 |
190 |
780 |
150 |
100 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
175 |
310 |
270 |
|
240 |
26 |
3 |
|
8-23 |
255 |
230 |
838 |
200 |
125 |
340 |
295 |
|
265 |
26 |
3 |
|
12-23 |
250 |
405 |
355 |
|
320 |
30 |
3 |
|
12-26 |
300 |
260 |
992 |
250 |
150 |
405 |
355 |
|
320 |
30 |
3 |
|
12-26 |
300 |
460 |
410 |
|
375 |
30 |
4 |
|
12-26 |
350 |
320 |
1266 |
300 |
220 |
460 |
410 |
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375 |
30 |
4 |
|
12-26 |
400 |
580 |
525 |
|
485 |
36 |
4 |
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16-30 |
370 |
350 |
1283 |
350 |
250 |
520 |
470 |
|
435 |
34 |
4 |
|
16-26 |
500 |
715 |
650 |
|
608 |
44 |
4 |
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20-34 |
500 |
450 |
1520 |
400 |
280 |
580 |
525 |
|
485 |
36 |
4 |
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16-30 |
500 |
715 |
650 |
|
608 |
44 |
4 |
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20-34 |
500 |
450 |
1530 |
A42Y-25C
A42Y-25P
A42Y-25R
KA42Y-25C DA42Y-25(P) |
20 |
15 |
105 |
75 |
|
55 |
16 |
2 |
|
4-14 |
25 |
115 |
85 |
|
65 |
16 |
2 |
|
4-14 |
110 |
95 |
378 |
25 |
16 |
115 |
85 |
|
65 |
16 |
2 |
|
4-14 |
32 |
140 |
100 |
|
78 |
18 |
2 |
|
4-18 |
110 |
95 |
378 |
32 |
20 |
140 |
100 |
|
78 |
18 |
2 |
|
4-18 |
40 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
115 |
100 |
378 |
40 |
25 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
50 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
120 |
110 |
406 |
50 |
32 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
65 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
135 |
120 |
450 |
65 |
40 |
185 |
145 |
|
120 |
22 |
3 |
|
8-18 |
80 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
160 |
140 |
520 |
80 |
50 |
200 |
160 |
|
135 |
22 |
3 |
|
8-18 |
100 |
220 |
180 |
|
155 |
22 |
3 |
|
8-18 |
170 |
135 |
525 |
100 |
65 |
230 |
190 |
|
160 |
24 |
3 |
|
8-23 |
125 |
250 |
210 |
|
185 |
22 |
3 |
|
8-18 |
195 |
175 |
690 |
125 |
80 |
270 |
220 |
|
188 |
28 |
3 |
|
8-26 |
150 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
210 |
190 |
780 |
150 |
100 |
300 |
250 |
|
218 |
30 |
3 |
|
8-26 |
175 |
310 |
270 |
|
240 |
26 |
3 |
|
8-23 |
255 |
230 |
838 |
200 |
125 |
360 |
310 |
|
278 |
34 |
3 |
|
12-26 |
250 |
405 |
355 |
|
320 |
30 |
3 |
|
12-26 |
300 |
260 |
992 |
250 |
150 |
425 |
370 |
|
332 |
36 |
3 |
|
12-30 |
300 |
460 |
410 |
|
375 |
30 |
4 |
|
12-26 |
350 |
320 |
1266 |
300 |
220 |
485 |
430 |
|
390 |
40 |
4 |
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16-30 |
400 |
580 |
525 |
|
485 |
36 |
4 |
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16-30 |
370 |
350 |
1283 |
A42Y-40C A42Y-40P A42Y-40R KA42Y-40C DA42Y-40(P) |
20 |
15 |
105 |
75 |
51 |
55 |
16 |
2 |
4 |
4-14 |
25 |
115 |
85 |
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65 |
16 |
2 |
|
4-14 |
110 |
95 |
378 |
25 |
16 |
115 |
85 |
58 |
65 |
16 |
2 |
4 |
4-14 |
32 |
140 |
100 |
|
78 |
18 |
2 |
|
4-18 |
110 |
95 |
378 |
32 |
20 |
140 |
100 |
66 |
78 |
18 |
2 |
4 |
4-18 |
40 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
115 |
100 |
378 |
40 |
25 |
150 |
110 |
76 |
85 |
18 |
3 |
4 |
4-18 |
50 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
120 |
110 |
406 |
50 |
32 |
165 |
125 |
88 |
100 |
20 |
3 |
4 |
4-18 |
65 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
135 |
120 |
450 |
65 |
40 |
185 |
145 |
110 |
120 |
22 |
3 |
4 |
8-18 |
80 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
160 |
140 |
520 |
80 |
50 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
100 |
220 |
180 |
|
155 |
22 |
3 |
|
8-18 |
170 |
135 |
525 |
100 |
65 |
235 |
190 |
150 |
160 |
24 |
3 |
4.5 |
8-23 |
125 |
250 |
210 |
|
185 |
22 |
3 |
|
8-18 |
195 |
175 |
690 |
125 |
80 |
270 |
220 |
176 |
188 |
28 |
3 |
4.5 |
8-26 |
150 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
210 |
190 |
780 |
150 |
100 |
300 |
250 |
204 |
218 |
30 |
3 |
4.5 |
8-26 |
175 |
310 |
270 |
|
240 |
26 |
3 |
|
8-23 |
255 |
230 |
838 |
200 |
125 |
375 |
320 |
260 |
282 |
38 |
3 |
4.5 |
12-30 |
250 |
405 |
355 |
|
320 |
30 |
3 |
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12-26 |
300 |
260 |
992 |
250 |
150 |
450 |
385 |
313 |
345 |
42 |
3 |
4.5 |
12-34 |
300 |
460 |
410 |
|
375 |
30 |
4 |
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12-26 |
350 |
320 |
1266 |
A42Y-64
A42Y-64P
A42Y-64R
DA42Y-64(P) |
20 |
10 |
125 |
90 |
51 |
68 |
22 |
2 |
4 |
4-18 |
25 |
115 |
85 |
58 |
65 |
16 |
2 |
4 |
4-14 |
96 |
85 |
264 |
25 |
16 |
140 |
100 |
58 |
78 |
22 |
2 |
4 |
4-18 |
32 |
140 |
100 |
66 |
78 |
18 |
2 |
4 |
4-18 |
110 |
100 |
277 |
32 |
20 |
155 |
110 |
66 |
82 |
24 |
2 |
4 |
4-23 |
40 |
150 |
110 |
76 |
85 |
18 |
3 |
4 |
4-18 |
130 |
110 |
289 |
40 |
25 |
170 |
125 |
76 |
95 |
24 |
3 |
4 |
4-23 |
50 |
165 |
125 |
88 |
100 |
20 |
3 |
4 |
4-18 |
130 |
120 |
319 |
50 |
32 |
180 |
135 |
88 |
105 |
26 |
3 |
4 |
4-23 |
65 |
185 |
145 |
110 |
120 |
222 |
3 |
4 |
8-18 |
135 |
130 |
389 |
65 |
40 |
205 |
160 |
110 |
130 |
28 |
3 |
4 |
8-23 |
80 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
175 |
160 |
493 |
80 |
50 |
215 |
170 |
121 |
140 |
30 |
3 |
4 |
8-23 |
100 |
235 |
190 |
150 |
160 |
24 |
3 |
4.5 |
8-23 |
175 |
160 |
483 |
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 |
613 |
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 |
894 |
A42Y-100
A42Y-100P
A42Y-100R DA42Y-100(P) |
20 |
10 |
125 |
90 |
51 |
68 |
22 |
2 |
4 |
4-18 |
25 |
115 |
85 |
58 |
65 |
16 |
2 |
4 |
4-14 |
96 |
85 |
264 |
25 |
16 |
140 |
100 |
58 |
78 |
24 |
2 |
4 |
4-18 |
32 |
140 |
100 |
66 |
78 |
18 |
2 |
4 |
4-18 |
110 |
100 |
277 |
32 |
20 |
155 |
110 |
66 |
82 |
24 |
2 |
4 |
4-23 |
40 |
150 |
110 |
76 |
85 |
18 |
3 |
4 |
4-18 |
130 |
110 |
289 |
40 |
25 |
170 |
125 |
76 |
95 |
26 |
3 |
4 |
4-23 |
50 |
165 |
125 |
8 |
100 |
20 |
3 |
4 |
4-18 |
130 |
120 |
319 |
50 |
32 |
195 |
145 |
88 |
112 |
28 |
3 |
4 |
4-26 |
65 |
185 |
145 |
110 |
120 |
22 |
3 |
4 |
8-18 |
135 |
130 |
389 |
65 |
32 |
220 |
170 |
110 |
138 |
32 |
3 |
4 |
8-26 |
80 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
175 |
160 |
493 |
80 |
40 |
230 |
180 |
121 |
148 |
34 |
3 |
4 |
8-26 |
100 |
235 |
190 |
150 |
160 |
24 |
3 |
4.5 |
8-23 |
175 |
160 |
483 |
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 |
613 |
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 |
894 |
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