■产品简介: |
1、弹簧全启式安全阀具有结构简单、密封性能好、开启压力准确、排放能力大、回座压差小、调整方便等特点。 2、喷嘴型阀座:阀座为位伐尔喷嘴型阀座,蒸汽流经阀座出口处时达到音速,排放系数大,阀座密封面堆焊钴铬钨硬质合金,耐磨抗冲蚀,寿命长。 3、热弹性阀瓣:阀瓣设计为热弹性结构,利用其在介质压力下微小的变形,提高密封能力,克服安全阀在介质压力下临近整定压力时的前泄现象。阀瓣密封面采用先进的激光淬火技术,提高了硬度、耐磨性、抗冲抗性。 4、调节螺母:通过调整调节螺母,调整弹簧压缩量,使阀门能够很方便、很迅速地获得准确的整定压力。 5、背压调整套:调整阀瓣背压的辅助机构,通过背压调整套调整,可获得合适的回座压差。上调时,使阀门背压降低。下调时,使阀门背压提高。 |
■安装说明: |
1、安全阀必须垂直:安装,并最好直接安装在容器或管道的接头上。接头内径应不小于安全阀的进口通径。 2、安全阀的出口必须装设适当的膨胀节,以防止排放管的热膨胀给安全阀带来不应有的热应力。排放管内径应比阀门出口直径大,长度尽可能短,避免拐弯。排放管及膨胀节重量不应作用在安全阀上,应固定在建筑上。排放管的中心线与阀体的中心线间距离尽可能的短。对每台安全阀都应单独装设排放管。 3、消声器的出口处要有足够的面积,防止产生背压影响阀门的排放能力。 |
■主要零件材料: |
NO. |
零件名称 |
A42Y-C/KA42Y-C材料 |
A42Y-P/KA42Y-P材料 |
A42Y-R材料 |
DA42Y-P材料 |
1 |
阀座 |
2Cr13/1Cr18Ni9Ti |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
ZG1Cr18Ni9Ti |
2 |
阀体 |
WCB |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
LCB/ZG1Cr18Ni9Ti |
3 |
调节圈 |
2Cr13/1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
4 |
反冲盘 |
2Cr13/1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
5 |
阀瓣 |
2Cr13/1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
6 |
导向套 |
2Cr13/1Cr18Ni9Ti |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
7 |
阀盖 |
ZG230-450 |
ZG230-450 |
ZG230-450 |
ZG1Cr18Ni9Ti |
8 |
弹簧 |
50CrVA |
50CrVA包覆氟塑料 |
50CrVA包覆氟塑料 |
50CrVA |
9 |
阀杆 |
2Cr13 |
1Cr18Ni9Ti/1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti/1Cr18Ni12Mo2Ti |
1Cr18Ni9Ti |
10 |
调整螺杆 |
45 |
2Cr13 |
2Cr13 |
2Cr13 |
11 |
阀帽 |
ZG200-400 |
ZG200-400 |
ZG200-400 |
ZG230-450 |
|
密封面材料 |
堆焊Co基硬质合金 | |
■主要外形尺寸: |
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 |
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 |
/
|
375 |
30 |
4 |
/
|
12-26 |
400 |
580 |
525 |
/
|
485 |
36 |
4 |
/
|
16-30 |
370 |
350 |
1283 |
350 |
250 |
520 |
470 |
/ |
435 |
34 |
4 |
/ |
16-26 |
500 |
715 |
650 |
/ |
608 |
44 |
4 |
/ |
20-34 |
500 |
450 |
1520 |
400 |
280 |
580 |
525 |
/ |
485 |
36 |
4 |
/ |
16-30 |
500 |
715 |
650 |
/ |
608 |
44 |
4 |
/ |
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 |
/ |
16-30 |
400 |
580 |
525 |
/ |
485 |
36 |
4 |
/ |
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 |
/ |
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 |
/
|
12-26 |
300 |
260 |
992 |
250 |
150 |
450 |
385 |
313 |
345 |
42 |
3 |
4.5 |
12-34 |
300 |
460 |
410 |
/ |
375 |
30 |
4 |
/ |
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 | |
■安装说明: |
①各种蒸汽安全阀都应垂直安装。 ②蒸汽安全阀出口处应无阻力,避免产生受压现象。 ③蒸汽安全阀在安装前应专门测试,并检查其官密封性。 ④对使用中的蒸汽安全阀应作定期检查。 |
■订货须知: |
⑴蒸汽安全阀产品型号与名称 ⑵蒸汽安全阀公称通径DN ⑶蒸汽安全阀额定流量系数KV ⑷蒸汽安全阀公称压力和压差 ⑸蒸汽安全阀阀体和阀内组件材料 ⑹蒸汽安全阀流量特性 ⑺蒸汽安全阀适用温度 ⑻蒸汽安全阀电源电压和控制信号 ⑼蒸汽安全阀是否带附件 |
因篇幅有限,欲知各产品的详细资料请与本公司直接联系! |
销售热线:021-36320477 36320744 图文传真:021-36320744 |