■应用规范 Standard
设计与制造 Design and manufacture
|
GB/T12234
|
连接端尺寸
Connection dinlension
|
结构长度 Face to face
|
GB/T12221
|
法兰尺寸 End flanged
|
JB/T79
|
检验与试验 Inspection and test
|
JB/T9092
|
材 料
Material
|
碳钢 Carbon steel
|
GB/T12229
|
不锈钢 Stain less steel
|
GB/T12230
|
标志 Symbol
|
GB/T12220
|
供货 Supply
|
JB/T7928
|
■主要零件材料及主要用途 Material of prime parts and application
阀体
Body
|
阀盖
Bonnet
|
阀板
Disc
|
阀座
Seat ring
|
阀杆
Stem
|
填料
Packing
|
适用介质
Suitble medium
|
适用温度
(≤℃)
|
WCB
|
WCB+D507Mo
|
25+D577
|
2Cr13
|
柔性石墨
|
水、油品、蒸汽
|
425
|
ZG1Cr5Mo
|
ZG1Cr5Mo+Stellite12
|
1Cr18Ni9+Stellite6
|
250r2M01VA
|
柔性石墨
|
水、油品、蒸汽
|
550
|
ZG1Cr18Ni9Ti
|
1Cr17Ni2
|
1Cr18Ni9+Stellire6
|
10r18Ni9Ti
|
PTFE
|
硝酸类
|
200
|
ZGOOCr17Nil4Mo2
|
316L+Stellite12
|
316L+Stellite6
|
316L
|
PTFE
|
尿素、甲铵液
|
200
|
主要尺寸mm Main dimensions
公称通径
Dg(mm)
|
尺寸（mm）
|
重量
(kg)
|
L
|
D
|
D1
|
D2
|
b
|
z-φd
|
H
|
D0
|
50
|
180
|
160
|
125
|
100
|
20
|
4-18
|
345
|
180
|
17
|
65
|
195
|
180
|
145
|
120
|
376
|
180
|
20
|
80
|
210
|
195
|
160
|
135
|
22
|
4-18
|
417
|
200
|
27
|
100
|
230
|
215
|
180
|
155
|
8-18
|
460
|
200
|
50
|
125
|
255
|
245
|
210
|
185
|
24
|
8-18
|
525
|
240
|
70
|
150
|
280
|
280
|
240
|
210
|
8-23
|
567
|
240
|
95
|
200
|
330
|
335
|
295
|
265
|
26
|
8-23
|
705
|
320
|
150
|
250
|
380
|
390
|
350
|
320
|
28
|
8-23
|
800
|
320
|
200
|
300
|
420
|
440
|
400
|
368
|
12-23
|
886
|
400
|
280
|
350
|
450
|
500
|
460
|
428
|
30
|
16-23
|
968
|
400
|
360
|
400
|
480
|
565
|
515
|
482
|
32
|
16-25
|
1090
|
500
|
500
|
450
|
510
|
615
|
565
|
532
|
20-25
|
1175
|
500
|
590
|
500
|
540
|
670
|
620
|
585
|
34
|
20-25
|
1414
|
720
|
680
|
600
|
600
|
780
|
725
|
685
|
36
|
20-30
|
1593
|
720
|
951
|
700
|
660
|
895
|
840
|
800
|
40
|
24-30
|
1812
|
800
|
1950
|
|
