不锈钢浮动球阀的球体是浮动的,在介质压力作用下,球体能产生一定的位移并紧压在出口端的密封面上,保证出口端密封。 浮动球球阀的结构简单,密封性好,但球体承受工作介质的载荷全部传给了出口密封圈,因此要考虑密封圈材料能否经受得住球体介质的工作载荷,在受到较高压力冲击时,球体可能会发生偏移。这种浮动式球阀结构,一般用于中低压球阀。
产品说明
一、产品特点:
适用介质:水、气、油品、天然气和酸碱腐蚀性介质。适用温度:-196~350℃
驱动方式:手动、气动、电动、液动等。公称通径:DN 15-250 1/2"~10"
二、技术规范:
设计依据 |
日标系列 |
美标系列 |
|
设计标准 |
BS5351 |
AP16D |
ANSI B16.34 |
法兰连接结构长度 |
JIS B2002 |
AP16D |
ANSI B16.10 |
结构长度(焊接) |
- |
AP16D |
ANSI B16.10 |
连接法兰 |
JIS B2212 B2214 |
ANSI B16.5、B16.47 |
|
对焊端 |
- |
ANSI B16.25 |
|
试验和检验 |
JIS B2003 |
AP16D |
AP1598 |
三、试验压力:
|
试验压力(Mpa) |
|
磅级(Class) |
壳体试验 |
密封试验 |
150 |
3.0 |
2.2 |
300 |
7.6 |
5.6 |
600 |
15.0 |
11.0 |
10K |
2.4 |
1.5 |
20K |
5.8 |
4.0 |
四、主要零件材料:
|
WCB类 |
|
CF3类 |
CF8M类 |
CF3M类 |
|
阀体左体 |
A216-WCB |
A315-CF8 |
A35-CF3 |
A351-CF8M |
A351-CF3M |
|
球体 |
B2-B8 |
A105-1025 |
A182-F304L |
A182-F304L |
A132-F316 |
A182-F316L |
B8以上 |
A216-WCB |
A351-CF8M |
A351-CF3 |
A351-CF8M |
A351-CF3M |
|
阀杆 |
A182-F6a |
A182-F304 |
A182-F304L |
A182-F336 |
A182-F316L |
|
阀座 |
PTFE/增强PTFE/NYLIN PTFE/Reinforced PTFE/Nyion |
|||||
阀座支承圈 |
A105-1025 |
A182-F304 |
A182-F304L |
A182-F316 |
A182-F316L |
|
|
3yc-7/17-49H |
|||||
O形圈 |
NBR |
氟橡胶 |
||||
螺柱 |
A193-B7 |
A193-B8 |
||||
A194-2H |
A194-8 |
五、API/JIS API美标、JIS日标球阀主要外形及连接尺寸表:
公称 |
公称 |
d |
L |
D |
D1 |
D2 |
b |
f |
Z-Φd |
H |
W |
Class |
1/2" |
13 |
108 |
89 |
60.5 |
35 |
11.5 |
1.6 |
4-16 |
79 |
135 |
3/4" |
19 |
117 |
98 |
70 |
43 |
11.5 |
1.6 |
4-16 |
84 |
135 |
|
1" |
25 |
127 |
108 |
79.5 |
51 |
12 |
1.6 |
4-16 |
95 |
170 |
|
1-1/4" |
32 |
140 |
117 |
89 |
64 |
13 |
1.6 |
4-16 |
103 |
170 |
|
1-1/2" |
38 |
165 |
127 |
98.5 |
73 |
15 |
1.6 |
4-16 |
111 |
200 |
|
2" |
51 |
178 |
152 |
120.5 |
92 |
16 |
1.6 |
4-19 |
120 |
200 |
|
2-1/2" |
64 |
190 |
178 |
139.5 |
105 |
18 |
1.6 |
4-19 |
153 |
300 |
|
3" |
76 |
203 |
190 |
152.5 |
127 |
19 |
1.6 |
4-19 |
163 |
300 |
|
4" |
102 |
229 |
229 |
190.5 |
157 |
24 |
1.6 |
8-19 |
182 |
400 |
|
5" |
127 |
356 |
254 |
216 |
186 |
24 |
1.6 |
8-22 |
260 |
500 |
|
6" |
152 |
394 |
279 |
241.5 |
216 |
26 |
1.6 |
8-22 |
280 |
800 |
|
8" |
203 |
457 |
343 |
298.5 |
270 |
29 |
1.6 |
8-22 |
- |
1100 |
|
Class |
1/2" |
13 |
140 |
95 |
66.5 |
35 |
15 |
1.6 |
4-16 |
79 |
135 |
3/4" |
19 |
152 |
117 |
82.5 |
43 |
16 |
1.6 |
4-19 |
84 |
135 |
|
1" |
25 |
165 |
124 |
89 |
51 |
18 |
1.6 |
4-19 |
95 |
170 |
|
1-1/4" |
32 |
178 |
133 |
98.5 |
64 |
19 |
1.6 |
4-19 |
103 |
170 |
|
1-1/2" |
38 |
190 |
156 |
114.5 |
73 |
21 |
1.6 |
4-22 |
111 |
200 |
|
2" |
51 |
216 |
165 |
127 |
92 |
23 |
1.6 |
4-22 |
120 |
200 |
|
2-1/2" |
64 |
241 |
190 |
149 |
105 |
26 |
1.6 |
8-19 |
153 |
300 |
|
3" |
76 |
283 |
210 |
168.5 |
127 |
29 |
1.6 |
8-22 |
163 |
300 |
|
4" |
102 |
305 |
254 |
200 |
157 |
32 |
1.6 |
8-22 |
182 |
400 |
|
5" |
127 |
381 |
279 |
235 |
186 |
35 |
1.6 |
8-22 |
260 |
500 |
|
6" |
152 |
403 |
318 |
270 |
216 |
37 |
1.6 |
12-22 |
280 |
800 |
|
8" |
203 |
502 |
381 |
330 |
270 |
42 |
1.6 |
12-25 |
- |
1100 |
|
公称 |
d |
L |
D |
D1 |
D2 |
b |
f |
Z-Φd |
H |
W |
JIS10K |
15 |
15 |
108 |
95 |
70 |
52 |
12 |
1 |
4-15 |
79 |
135 |
20 |
20 |
117 |
100 |
75 |
58 |
14 |
1 |
4-15 |
84 |
135 |
|
25 |
25 |
127 |
125 |
90 |
70 |
14 |
1 |
4-19 |
95 |
170 |
|
32 |
32 |
140 |
135 |
100 |
80 |
16 |
2 |
4-19 |
103 |
170 |
|
40 |
38 |
165 |
140 |
105 |
85 |
16 |
2 |
4-19 |
111 |
200 |
|
50 |
50 |
178 |
155 |
120 |
100 |
16 |
2 |
4-19 |
120 |
200 |
|
65 |
64 |
190 |
175 |
140 |
120 |
18 |
2 |
4-19 |
153 |
300 |
|
80 |
76 |
203 |
185 |
150 |
130 |
18 |
2 |
8-19 |
163 |
300 |
|
100 |
100 |
229 |
210 |
175 |
155 |
18 |
2 |
8-19 |
182 |
400 |
|
125 |
125 |
356 |
250 |
210 |
185 |
20 |
2 |
8-23 |
260 |
500 |
|
150 |
150 |
394 |
280 |
240 |
215 |
22 |
2 |
8-23 |
280 |
800 |
|
200 |
200 |
457 |
330 |
290 |
265 |
22 |
2 |
12-23 |
- |
1100 |
|
JIS20K |
15 |
15 |
140 |
95 |
70 |
52 |
14 |
1 |
4-15 |
79 |
135 |
20 |
20 |
152 |
100 |
75 |
58 |
16 |
1 |
4-15 |
84 |
135 |
|
25 |
25 |
165 |
125 |
90 |
70 |
16 |
1 |
4-19 |
95 |
170 |
|
32 |
32 |
178 |
135 |
100 |
80 |
18 |
2 |
4-19 |
103 |
170 |
|
40 |
38 |
190 |
140 |
105 |
85 |
18 |
2 |
4-19 |
111 |
200 |
|
50 |
50 |
216 |
155 |
120 |
100 |
18 |
2 |
8-19 |
120 |
200 |
|
65 |
64 |
241 |
175 |
140 |
120 |
20 |
2 |
8-19 |
153 |
300 |
|
80 |
76 |
283 |
200 |
160 |
135 |
22 |
2 |
8-23 |
163 |
300 |
|
100 |
100 |
305 |
225 |
185 |
160 |
24 |
2 |
8-23 |
182 |
400 |
|
125 |
125 |
381 |
270 |
225 |
195 |
26 |
2 |
8-25 |
260 |
500 |
|
150 |
150 |
403 |
305 |
260 |
230 |
28 |
2 |
12-25 |
280 |
800 |
|
200 |
200 |
502 |
350 |
305 |
275 |
30 |
2 |
12-25 |
- |
1100 |