减压阀系列
公称压力(MPa) |
0.6 |
1.0 |
1.6 |
壳体试验压力(MPa) |
0.9 |
1.5 |
2.4 |
密封试验压力(MPa) |
0.6 |
1.0 |
1.6 |
最高进口压力(MPa) |
0.6 |
1.0 |
1.6 |
出口压力范围(MPa) |
0.05-0.4 |
0.1-0.8 |
0.1-1.0 |
压力特性偏差(MPa)△P2P |
GB12244-1989 | ||
流量特性偏差(MPa)△P2G |
GB12244-1989 | ||
最小压差(MPa) |
0.1 |
0.15 |
0.15 |
渗漏量 |
GB12245-1989 |
零件名称 |
零件材料 |
阀体、阀盖 |
WCB |
底盖 |
WCB |
阀座、阀瓣 |
2Cr13 |
波纹管 |
1Cr18N9Ti |
波纹管上垫 |
2Cr13 |
波纹管下垫 |
2Cr13 |
号向座 |
2Cr13 |
主阀弹簧 |
50CrVA |
调节弹簧 |
60S12Mn |
DN |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
Cv |
1 |
2.5 |
4 |
6.5 |
9 |
16 |
25 |
36 |
64 |
公称通径DN |
外形尺寸 |
连接尺寸 | |||||||||||||||||
L |
H |
H1 |
PN1.6MPa |
PN1.6MPa |
PN1.6MPa | ||||||||||||||
0.6/1.0MPa |
1.6MPa |
D |
K |
n-Φ |
d |
C |
D |
K |
n-Φ |
d |
C |
D |
K |
n-Φ |
d |
C | |||
15 |
140 |
140 |
290 |
90 |
80 |
55 |
4-12 |
40 |
12 |
95 |
65 |
4-14 |
45 |
12 |
95 |
65 |
4-14 |
45 |
14 |
20 |
140 |
140 |
295 |
98 |
90 |
65 |
4-12 |
50 |
12 |
105 |
75 |
4-14 |
55 |
14 |
105 |
75 |
4-14 |
55 |
14 |
25 |
160 |
160 |
295 |
110 |
100 |
75 |
4-12 |
60 |
14 |
115 |
85 |
4-14 |
65 |
14 |
115 |
85 |
4-14 |
65 |
14 |
32 |
1080 |
180 |
295 |
110 |
120 |
90 |
4-14 |
70 |
14 |
135 |
100 |
4-18 |
78 |
16 |
135 |
100 |
4-18 |
78 |
16 |
40 |
200 |
200 |
325 |
125 |
130 |
100 |
4-14 |
80 |
14 |
145 |
110 |
4-18 |
85 |
16 |
145 |
110 |
4-18 |
85 |
16 |
50 |
230 |
230 |
325 |
125 |
150 |
110 |
4-14 |
90 |
14 |
160 |
125 |
4-18 |
100 |
16 |
160 |
125 |
4-18 |
100 |
16 |
65 |
280 |
325 |
130 |
160 |
130 |
4-14 |
110 |
14 |
180 |
145 |
4-18 |
120 |
18 |
180 |
145 |
4-18 |
120 |
18 | |
80 |
310 |
380 |
160 |
185 |
150 |
4-18 |
125 |
16 |
195 |
160 |
4-18 |
135 |
18 |
195 |
160 |
8-18 |
135 |
20 | |
100 |
350 |
380 |
170 |
205 |
170 |
4-18 |
145 |
16 |
215 |
180 |
8-18 |
155 |
20 |
215 |
180 |
8-18 |
155 |
20 |