详细介绍: 截止阀的启闭件是塞形的阀瓣,密封面呈平面或锥面,阀瓣沿流体的中心线作直线运动。阀杆的运动形式,有升降杆式(阀杆升降,手轮不升降),也有升降旋转杆式(手轮与阀杆一起旋转升降,螺母设在阀体上)。截止阀只适用于全开和全关,不允许作调节和节流。
执行标准 Administer Standard
设计与制造 Design and Manufacture |
结构长度 Face To Face |
法兰尺寸 Flange Dimension |
压力-温度 Pressure Temperature Lating |
试验-检验 Inspection And Test |
GB122235 |
GB12221 |
GB9113 JB79 |
GB9131 |
GB/T13927 JB/T9092 |
压力试验 Pressure Test
公称压力NominalPressure |
1.6 |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
强度试验 Shell Test |
2.4 |
3.8 |
6.0 |
9.6 |
15.0 |
24.0 |
水密封试验 Water Seal Test |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
18.0 |
上密封试验Backseat Test |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
18.0 |
气密封试验 Air Seal Test |
0.5-0.7 |
主要零件材料及性能 Main Part Materials and Property
体、盖、板 Body Cover Disc |
阀杆 Stem |
密封面 Sealing Face |
垫片 Sealing Shim |
填料 Packing |
工作温度℃ Working Temperature |
适用介质Suitable Medium |
|
WCB |
2Cr13 |
13Cr
STL
木体材料
With Body
Material
尼龙
Nylon |
增强柔性石墨
Enhanced Flexible Graphite
13Cr/柔性石墨
1Cr13/Flexible Graphite
08软钢
08 Soft Steal
0Cr18Ni9Ti
0Cr17Ni12Mo2Ti
XD550F(T)
PTFE |
柔性石墨
增强柔性石墨
Flexible Graphite
Enhanced Flexible Graphite
SFB/260
SFP/260
PTFE
|
≤425 |
水
蒸汽
油品
Water
Steam
Petroleum
Ptoducts |
|
WC1 |
38CrMoAl
25Cr2MoV |
≤450 |
|
WC6 |
≤540 |
|
WC9 |
≤570 |
|
C5 C12 |
≤540 |
|
ZGCr5Mo |
≤200 |
硝酸类Nitric acid |
|
ZG1Cr18Ni9Ti |
1Cr18Ni9Ti |
|
≤200 |
醋酸类Acetic acid |
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ZG1Cr18Ni12Mo2Ti |
1Cr18Ni12Mo2Ti |
|
规格 主要尺寸和重量 Size Main Dimensions and Weight (mm kg)
1.6MPa |
DN |
L |
D |
D1 |
D2 |
b |
n-φd |
H |
Do |
重量 Weight |
凸面
法兰 RF J41H J41Y J41W J41F J41N
16C 16P 16R 16I |
10 |
130 |
90 |
60 |
40 |
14 |
4-14 |
198 |
120 |
4.9 |
15 |
130 |
95 |
65 |
45 |
14 |
4-14 |
218 |
120 |
5.3 |
20 |
150 |
105 |
75 |
55 |
14 |
4-14 |
258 |
140 |
7.0 |
25 |
160 |
115 |
85 |
65 |
14 |
4-14 |
275 |
160 |
7.4 |
32 |
180 |
135 |
100 |
78 |
16 |
4-18 |
280 |
180 |
8.3 |
40 |
200 |
145 |
110 |
85 |
16 |
4-18 |
330 |
200 |
12.6 |
50 |
230 |
160 |
125 |
100 |
16 |
4-18 |
350 |
240 |
14 |
65 |
290 |
180 |
145 |
120 |
18 |
4-18 |
400 |
280 |
22.7 |
80 |
310 |
195 |
160 |
135 |
20 |
8-18 |
355 |
280 |
29 |
100 |
350 |
215 |
180 |
155 |
20 |
8-18 |
415 |
320 |
32.8 |
125 |
400 |
245 |
210 |
185 |
22 |
8-18 |
460 |
360 |
79.5 |
150 |
480 |
280 |
240 |
210 |
24 |
8-23 |
510 |
400 |
93 |
200 |
600 |
335 |
295 |
265 |
26 |
12-23 |
710 |
400 |
179 |
250 |
622 |
405 |
355 |
320 |
30 |
12-25 |
786 |
450 |
441 |
300 |
698 |
460 |
410 |
375 |
30 |
12-25 |
925 |
500 |
646 |
规格 主要尺寸和重量 Size Main Dimensions and Weight (mm kg)
2.5MPa |
DN |
L |
D |
D1 |
D2 |
b |
n-φd |
H |
Do |
重量 Weight |
凸面法兰 RF J41H J41Y J41W J41F J41N
16C 16P 16R 16I |
10 |
130 |
90 |
60 |
40 |
16 |
4-14 |
198 |
120 |
4.9 |
15 |
130 |
95 |
65 |
45 |
16 |
4-14 |
218 |
120 |
5.3 |
20 |
150 |
105 |
75 |
55 |
16 |
4-14 |
258 |
140 |
7.0 |
25 |
160 |
115 |
85 |
65 |
16 |
4-14 |
275 |
160 |
7.4 |
32 |
180 |
135 |
100 |
78 |
18 |
4-18 |
280 |
180 |
8.3 |
40 |
200 |
145 |
110 |
85 |
18 |
4-18 |
330 |
200 |
12.6 |
50 |
230 |
160 |
125 |
100 |
20 |
8-18 |
350 |
240 |
16 |
65 |
290 |
180 |
145 |
120 |
22 |
8-18 |
400 |
280 |
25 |
80 |
310 |
195 |
160 |
135 |
22 |
8-23 |
355 |
280 |
30 |
100 |
350 |
230 |
190 |
160 |
24 |
8-25 |
415 |
320 |
34.8 |
125 |
400 |
270 |
220 |
188 |
28 |
8-25 |
460 |
360 |
89.5 |
150 |
480 |
300 |
250 |
218 |
30 |
12-25 |
510 |
400 |
99 |
200 |
600 |
360 |
310 |
278 |
34 |
12-25 |
710 |
400 |
181 |
250 |
622 |
425 |
370 |
332 |
36 |
12-30 |
786 |
450 |
445 |
300 |
698 |
485 |
430 |
390 |
40 |
16-30 |
925 |
500 |
651 |
规格 主要尺寸和重量 Size Main Dimensions and Weight (mm kg)
4.0MPa |
DN |
L |
D |
D1 |
D2 |
b |
n-φd |
H |
D0 |
重量Weight |
凹凸法兰 MFM
J41H J41Y J41W J41F J41N
40 40P 40R 40I |
20 |
150 |
105 |
75 |
51 |
16 |
4-14 |
275 |
140 |
7 |
25 |
160 |
115 |
85 |
58 |
16 |
4-14 |
285 |
160 |
9 |
32 |
180 |
135 |
100 |
66 |
18 |
4-18 |
302 |
180 |
12 |
40 |
200 |
145 |
110 |
76 |
18 |
4-18 |
355 |
200 |
17 |
50 |
230 |
160 |
125 |
88 |
20 |
4-18 |
373 |
240 |
24 |
65 |
290 |
180 |
145 |
110 |
22 |
8-18 |
408 |
280 |
33 |
80 |
310 |
195 |
160 |
121 |
22 |
8-18 |
436 |
320 |
44 |
100 |
350 |
230 |
190 |
150 |
24 |
8-23 |
480 |
360 |
60 |
125 |
400 |
270 |
220 |
176 |
28 |
8-25 |
588 |
400 |
90 |
150 |
480 |
300 |
250 |
204 |
30 |
8-25 |
611 |
400 |
100 |
200 |
533 |
375 |
320 |
260 |
38 |
12-30 |
720 |
400 |
190 |
6.4MPa |
20 |
190 |
125 |
90 |
51 |
20 |
4-18 |
228 |
160 |
13 |
凹凸法兰 MFM
J41H J41Y J41W J41F J41N
40 40P 40R 40I |
25 |
210 |
135 |
100 |
58 |
22 |
4-18 |
275 |
180 |
15 |
32 |
230 |
150 |
110 |
66 |
24 |
4-23 |
325 |
200 |
19 |
40 |
260 |
165 |
125 |
76 |
24 |
4-23 |
360 |
240 |
25 |
50 |
300 |
175 |
135 |
88 |
26 |
4-23 |
410 |
280 |
35 |
65 |
340 |
200 |
160<, /SPAN> |
110 |
28 |
8-23 |
450 |
320 |
48 |
80 |
380 |
210 |
170 |
121 |
30 |
8-23 |
485 |
360 |
56 |
100 |
430 |
250 |
200 |
150 |
32 |
8-25 |
537 |
400 |
125 |
125 |
500 |
295 |
240 |
176 |
36 |
8-30 |
631 |
400 |
130 |
150 |
550 |
340 |
280 |
204 |
38 |
8-34 |
646 |
450 |
160 |
200 |
650 |
405 |
345 |
260 |
44 |
12-34 |
813 |
500 |
285 |
10.0MPa |
10 |
170 |
100 |
70 |
35 |
20 |
4-14 |
198 |
120 |
6 |
凹凸法兰 MFM
J41H J41Y J41W J41F J41N
100 100P 100R 100I
|
15 |
170 |
105 |
75 |
40 |
20 |
4-14 |
202 |
140 |
11 |
20 |
190 |
125 |
90 |
51 |
22 |
4-18 |
228 |
160 |
13 |
25 |
210 |
135 |
100 |
58 |
24 |
4-18 |
250 |
180 |
14 |
32 |
230 |
150 |
110 |
66 |
24 |
4-23 |
326 |
220 |
16 |
40 |
260 |
165 |
125 |
76 |
26 |
4-23 |
359 |
240 |
30 |
50 |
300 |
195 |
145 |
88 |
28 |
4-25 |
414 |
280 |
50 |
65 |
340 |
220 |
170 |
110 |
32 |
8-25 |
434 |
320 |
65 |
80 |
380 |
230 |
180 |
121 |
34 |
8-25 |
547 |
400 |
100 |
100 |
430 |
265 |
210 |
150 |
38 |
8-30 |
621 |
450 |
116 |
125 |
500 |
310 |
250 |
176 |
42 |
8-34 |
732 |
450 |
150 |
150 |
550 |
350 |
290 |
204 |
46 |
12-34 |
840 |
500 |
300 |
200 |
650 |
430 |
360 |
260 |
54 |
12-41 |
925 |
550 |
600 |
16.0 |
15 |
170 |
110 |
75 |
40 |
24 |
4-18 |
148 |
140 |
12 |
环槽法兰 RTJ J41H J41Y J41W
160 160P 160R 160I |
20 |
190 |
130 |
90 |
51 |
26 |
4-23 |
156 |
160 |
15 |
25 |
210 |
140 |
100 |
58 |
28 |
4-23 |
175 |
180 |
17 |
32 |
230 |
165 |
115 |
66 |
30 |
4-25 |
200 |
200 |
21 |
40 |
260 |
175 |
125 |
76 |
32 |
4-27 |
231 |
240 |
31 |
50 |
300 |
215 |
165 |
88 |
36 |
8-25 |
262 |
250 |
53 |
65 |
340 |
245 |
190 |
110 |
44 |
8-30 |
303 |
320 |
70 |
80 |
380 |
260 |
205 |
121 |
46 |
8-30 |
341 |
400 |
100 |
100 |
430 |
300 |
240 |
150 |
48 |
8-34 |
485 |
450 |
120 | |