不锈钢一片式内螺纹球阀
产品简介
不锈钢一片式内螺纹球阀
产品详细信息
不锈钢一片式内螺纹球阀
|
dn |
g |
b |
l |
e |
h |
a |
|
10 |
3/8" |
8 |
50 |
15 |
30 |
65 |
|
15 |
1/2" |
9.5 |
56 |
17 |
34 |
85 |
|
20 |
3/4" |
12.5 |
60 |
18 |
40 |
95 |
|
25 |
1" |
16 |
71 |
20 |
52 |
110 |
|
32 |
11/2" |
20 |
78 |
21.5 |
62 |
140 |
|
40 |
11/4" |
25 |
96 |
23 |
68 |
140 |
|
50 |
2" |
32 |
101 |
24.5 |
75 |
155 |
|
65 |
21/2" |
40 |
120 |
25 |
82 |
180 |
|
公称压力nominal pressure |
pn |
2.5,4 |
mpa |
|
强度试验压力strengh testing pressure |
pt |
3.8,6,9,6 | |
|
低压气密封试验压力seat testing pressure |
0.6 | ||
|
高压气密封试验压力seat testing pressure |
2.8,4.4,7.04 | ||
|
适用介质applicable media |
q21f-25c 40c |
q21f-25c 40c |
q21f-25c 40c |
|
水,油品,气water,oil,steam |
硝酸类nitric acid |
醋酸类acetic acid | |
|
适用温度applicable temperatrue |
-40~180 | ||
|
零件名称desc-ription of parts |
q21f-25,40 |
q21f-25p,40p |
q21f-25r,40r |
|
阀体valve body |
wcb |
zg1cr18niti |
zg1cr18ni12mo2ti |
|
球体ball body |
1cr18ni9ti |
zg1cr18niti |
zg1cri18ni12mo2ti |
|
球杆ball rod |
1cr18ni9ti |
zg1cr18niti |
1cr18ni12mo2ti |
|
密封圈beal ring |
聚四氟乙烯polytetrafluoroethyene | ||
|
填料packing |
聚四氟乙烯polytetrafluoroethyene | ||
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