paper pulp,dirty water,coal slurry,ashes,compornds of water and slag.
Materials of main parts
Body,cover
Gate
Stem
Seal surface
stainless steel,carbon steel,cast iron
stainless steel
stainless steel
Rubber,TPFE,stainless steel,hard alloy
Nominal diameters and coupling sizes
Nominal pressure MPa
Nominal diameter DN
L ength
Flange diameter Bolt
Central round diameter
Coupled protruding part diameter
H
N-M
DO
Nominal pressure MPa
Nominal diameter DN
L ength
Flange diameter Bolt
Central round diameter
Coupled protruding part diameter
H
N-M
DO
1.0
50
50
160
125
100
285
4-M16
180
1.6
50
50
160
125
100
285
4-M16
180
65
50
180
145
120
300
4-M16
180
65
50
180
145
120
300
4-M16
180
80
50
195
160
135
315
4-M16
200
80
50
195
160
135
315
8-M16
200
100
50
215
180
155
365
8-M16
220
100
50
215
180
155
365
8-M16
220
125
50
245
210
185
400
8-M16
240
125
50
245
210
185
400
8-M16
240
150
70
280
240
210
475
8-M20
280
150
70
280
240
210
475
8-M20
280
200
70
335
295
265
540
8-M20
320
200
70
335
295
265
540
12-M20
320
250
70
390
350
320
630
12-M20
350
250
70
405
355
320
630
12-M22
350
300
80
440
400
368
780
12-M20
400
300
80
460
410
375
780
12-M22
400
350
90
500
460
428
885
16-M20
400
350
90
520
470
435
885
16-M22
400
400
100
565
515
482
990
16-M22
450
400
100
580
525
485
990
16-M27
450
450
120
615
565
532
1100
20-M22
500
450
120
640
585
545
1100
20-M27
500
500
130
670
620
585
1200
20-M22
550
500
130
705
650
608
1200
20-M30
550
600
130
780
725
685
1450
20-M27
600
600
130
840
770
718
1450
20-M36
600
700
160
895
840
800
1700
24-M27
600
700
160
910
840
788
1700
24-M36
600
800
160
1010
950
905
2000
24-M30
700
800
160
1020
950
898
2000
24-M36
700
900
160
1110
1050
1005
2300
28-M30
700
900
160
1120
1050
998
2300
28-M36
700
1000
160
1220
1160
1115
2500
28-M30
700
1000
160
1255
1170
1110
2500
28-M42
700
1200
200
1450
1380
1325
2800
32-M36
800
1200
200
1485
1390
1325
2800
32-M48
800
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