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高温高压安全阀
【使用范围】
本阀门适用于工作温度“C型”≤425℃;“I型”≤500℃;“V型”≤500℃;的蒸汽等介质设备或管路上,作为超压保护装置。连接法兰标准按JB/T……94系列1、系列2。
YFA48Y-40 YFA48Y-64 YFA48SB-64 YFA48Y-100
YFA48SB-100 YFA48Y-160 YFA48SB-160 YFA48Y-16I YFA48Y-40I YFA48Y-64I
YFA48SB-64 YFA48Y-100I YFA48SB-100I YFA48SB-160I YFA48Y-16V YFA48Y-40V
YFA48SH-40 YFA48Y-64V YFA48SB-64V YFA48Y-100V YFA48SB-100V YFA48TH-100
YFA48SB-160V
【主要零部件材料】
NO. |
零件名称 |
C型材料 |
I型材料 |
V型材料 |
1 |
阀体 |
WCB |
ZG1Cr5Mo |
ZG15Cr1Mo1V |
2 |
阀座 |
2Cr13 |
1Cr18Ni9Ti |
12Cr1MoVA |
3 |
调节圈 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
4 |
阀瓣 |
2Cr13 |
17-4PH |
17-7PH |
5 |
导向套 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
6 |
散热器 |
ZG230-450 |
ZG230-450 |
ZG230-450 |
7 |
阀盖 |
ZG230-450 |
ZG230-450 |
ZG230-450 |
8 |
弹簧 |
50CrVA |
50CrVA |
50CrVA |
【主要连接尺寸】
型号 |
公称 通径 |
do |
D |
K |
g |
g1 |
b |
f |
f1 |
Z-ød |
DN |
D1 |
K1 |
g3 |
g2 |
b1 |
f |
f1 |
z1-ød1 |
L |
L1 |
≈H |
YFA48Y-16C
YFA48Y-16I YFA48Y-16V |
40 |
25 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
50 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
120 |
115 |
540 |
50 |
32 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
65 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
135 |
120 |
618 |
65 |
40 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
80 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
160 |
140 |
710 |
80 |
50 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
100 |
220 |
180 |
|
155 |
22 |
3 |
|
8-18 |
160 |
150 |
730 |
100 |
65 |
220 |
180 |
|
155 |
20 |
3 |
|
8-18 |
150 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
225 |
175 |
892 |
150 |
100 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
200 |
340 |
295 |
|
265 |
26 |
3 |
|
12-23 |
240 |
235 |
1135 |
200 |
125 |
340 |
295 |
|
265 |
26 |
3 |
|
12-23 |
250 |
405 |
355 |
|
320 |
30 |
3 |
|
12-26 |
290 |
210 |
1135 |
YFA48Y-40
YFA48Y-40I YFA48Y-40V |
25 |
16 |
115 |
85 |
58 |
65 |
16 |
2 |
4 |
4-14 |
32 |
140 |
100 |
|
78 |
18 |
2 |
|
4-18 |
110 |
95 |
429 |
32 |
20 |
140 |
100 |
66 |
78 |
18 |
2 |
4 |
4-18 |
40 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
115 |
100 |
421 |
40 |
25 |
150 |
110 |
76 |
85 |
18 |
3 |
4 |
4-18 |
50 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
120 |
115 |
540 |
50 |
32 |
165 |
125 |
88 |
100 |
20 |
3 |
4 |
4-18 |
65 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
135 |
120 |
618 |
65 |
40 |
185 |
145 |
110 |
120 |
22 |
3 |
4 |
8-18 |
80 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
160 |
140 |
710 |
80 |
50 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
100 |
220 |
180 |
|
155 |
22 |
3 |
|
8-18 |
160 |
150 |
730 |
100 |
65 |
235 |
190 |
150 |
160 |
24 |
3 |
4.5 |
8-23 |
150 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
225 |
175 |
892 |
150 |
100 |
300 |
250 |
204 |
218 |
30 |
3 |
4.5 |
8-26 |
200 |
340 |
295 |
|
265 |
26 |
3 |
|
12-23 |
240 |
235 |
1135 |
200 |
125 |
375 |
320 |
260 |
282 |
38 |
3 |
4.5 |
12-30 |
250 |
405 |
355 |
|
320 |
30 |
3 |
|
12-26 |
290 |
310 |
1135 |
YFA48Y-64 YFA48SB-64 YFA48Y-64I YFA48SB-64I
YFA48Y-64V YFA48SB-64V |
25 |
16 |
140 |
100 |
58 |
78 |
22 |
2 |
4 |
4-18 |
32 |
140 |
100 |
66 |
78 |
18 |
2 |
4 |
4-18 |
110 |
100 |
429 |
32 |
20 |
155 |
110 |
66 |
82 |
24 |
2 |
4 |
4-23 |
40 |
150 |
110 |
76 |
85 |
18 |
3 |
4 |
4-18 |
130 |
110 |
421 |
40 |
25 |
170 |
125 |
76 |
95 |
24 |
3 |
4 |
4-23 |
50 |
165 |
125 |
88 |
100 |
20 |
3 |
4 |
4-18 |
135 |
120 |
540 |
50 |
32 |
180 |
135 |
88 |
105 |
26 |
3 |
4 |
4-23 |
65 |
185 |
145 |
110 |
120 |
22 |
3 |
4 |
8-18 |
160 |
130 |
618 |
50 |
32 |
180 |
135 |
88 |
105 |
26 |
3 |
4 |
4-23 |
80 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
160 |
145 |
710 |
65 |
40 |
205 |
160 |
110 |
130 |
28 |
3 |
4 |
8-23 |
80 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
175 |
160 |
710 |
80 |
50 |
215 |
170 |
121 |
140 |
30 |
3 |
4 |
8-23 |
100 |
235 |
190 |
150 |
160 |
24 |
3 |
4.5 |
8-23 |
175 |
160 |
730 |
100 |
65 |
250 |
200 |
150 |
168 |
32 |
3 |
4.5 |
8-26 |
125 |
270 |
220 |
176 |
188 |
28 |
3 |
4.5 |
8-25 |
220 |
200 |
800 |
100 |
65 |
250 |
200 |
150 |
168 |
32 |
3 |
4.5 |
8-26 |
150 |
300 |
250 |
204 |
218 |
30 |
3 |
4.5 |
8-26 |
220 |
200 |
892 |
150 |
100 |
345 |
280 |
204 |
240 |
38 |
3 |
4.5 |
8-34 |
200 |
375 |
320 |
260 |
282 |
38 |
3 |
4.5 |
12-30 |
280 |
280 |
1135 |
200 |
125 |
405 |
345 |
260 |
300 |
44 |
3 |
4.5 |
12-36 |
250 |
450 |
385 |
313 |
345 |
42 |
3 |
4.5 |
12-34 |
300 |
295 |
1135 |
YFA48Y-100 YFA48SB-100 YFA48Y-100I
YFA48SH-100I YFA48Y-100V YFA48SB-100V |
25 |
16 |
140 |
100 |
58 |
78 |
24 |
2 |
4 |
4-18 |
32 |
140 |
100 |
66 |
78 |
18 |
2 |
4 |
4-18 |
110 |
100 |
429 |
32 |
20 |
155 |
110 |
66 |
82 |
24 |
2 |
4 |
4-23 |
40 |
150 |
110 |
76 |
85 |
18 |
3 |
4 |
4-18 |
130 |
110 |
421 |
40 |
25 |
170 |
125 |
76 |
95 |
26 |
3 |
4 |
4-23 |
50 |
165 |
125 |
88 |
100 |
20 |
3 |
4 |
4-18 |
135 |
120 |
540 |
50 |
32 |
195 |
145 |
88 |
112 |
28 |
3 |
4 |
4-26 |
65 |
185 |
145 |
110 |
120 |
22 |
3 |
4 |
8-18 |
160 |
130 |
618 |
50 |
32 |
195 |
145 |
88 |
112 |
28 |
3 |
4 |
4-26 |
80 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
160 |
145 |
710 |
65 |
32 |
220 |
170 |
110 |
138 |
32 |
3 |
4 |
8-26 |
80 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
175 |
160 |
710 |
80 |
40 |
230 |
180 |
121 |
148 |
34 |
3 |
4 |
8-26 |
100 |
235 |
190 |
150 |
160 |
24 |
3 |
4.5 |
8-23 |
175 |
160 |
730 |
100 |
50 |
265 |
210 |
150 |
172 |
38 |
3 |
4.5 |
8-30 |
125 |
270 |
220 |
176 |
188 |
28 |
3 |
4.5 |
8-25 |
220 |
200 |
800 |
100 |
50 |
265 |
210 |
150 |
172 |
38
| 3 |
4.5 |
8-30 |
150 |
300 |
250 |
204 |
218 |
30 |
3 |
4.5 |
8-26 |
220 |
200 |
892 |
150 |
80 |
355 |
290 |
204 |
250 |
46 |
3 |
4.5 |
12-34 |
200 |
375 |
320 |
260 |
282 |
38 |
3 |
4.5 |
12-30 |
280 |
280 |
1135 |
200 |
125 |
430 |
360 |
260 |
312 |
54 |
3 |
4.5 |
12-36 |
250 |
450 |
385 |
313 |
345 |
42 |
3 |
4.5 |
12-34 |
300 |
295 |
1135 |
YFA48SH-40 |
50 |
32 |
160 |
125 |
88 |
105 |
38 |
3 |
4 |
4-18 |
80 |
195 |
160 |
/ |
135 |
20 |
3 |
/ |
8-18 |
124 |
137 |
525 |
YA48TH-100 |
50 |
32 |
195 |
145 |
88 |
112 |
50 |
3 |
4 |
4-26 |
80 |
200 |
160 |
121 |
135 |
22 |
3 |
4.5 |
8-18 |
160 |
145 |
580 |
YFA48SB-160 |
80 |
40 |
260 |
205 |
121 |
168 |
65 |
15 |
4 |
8-30 |
150 |
300 |
250 |
204 |
218 |
30 |
3 |
4.5 |
8-25 |
215 |
210 |
1175 | |