KNIFE GATE VALVE PRODUCT’S SIZE:

PRESSURE GRADE              FROM            TO

CLASS 150                   2”              36”

DESIGN DESCRIPTION:

ONE-PIECE CAST STEEL BODY;

BOLTED GLAND, NON-RISI NG STEM;

INDUSTRY APPLICATION:

PAPER, WATER, WASTEWATER, CHEMICAL,

POWER, STEEL, MINING,

AVAILABLE WITH CHAIN, GEAR, ELECTRIC,AIR

OR,HYDRAULIC ACTUATION.

WORKING PRESSURE AND TEMPERATURE

WORKING TEMPERATURE

MATERIAL          CELSIUR SCALE                FAHRENHEIT

DUCTILE IRON      0 C ~100 C                     57 F~237 F

CARBON STEEL    -29 C~425 C                     6 F~822 F

STAINLESS STEEL   -40 C~550 C                   15 F~1047 F

GENERAL DESIGN SPECIFICATIONS:

ITEM                                           AMERICAN STANDARD

MANUFACTURE                                    API 6D OR API 600

PRESSURE-TEMPERATURE RATINGS                   ANSI B16.34

FACE TO FACE                                   MSS-SP-81

END FLANGE                                     ANSI B16.5

INSPECTION AND TEST                            API 598

TEST PRESSURE TO API 598:

CLASS      SHELL (WATER)     SEAT (WATER)      SEAT (AIR)

150         3.1MPA 450PSI       2.2MPA   315PSI    0.6MPA     80PSI

PARTS AND MATERIAL (ASTM):

NO.      PARTS NAME                                           MATERIALS

1     BADY                    ASTM A216-WCB/A351-CF8/A351-CF8M/GGG-4 DUCTILE IRON

2     DISC                    ASTM A351-CF8/A351-CF8M /CARBON STEEL

3     GLAND PACKING           PTFE/NBR/CARBIDE ALLOY/S.S.

4     GLAND                   ASTM A216-WCB

5     BONNET BOLT             ASTM A193-B7

6     BONNET NUT              ASTM A194-2H

7     STEM                    ASTEM SS304/SS316/CARBON STEEL

8     STEM NUT                BRASS/STAINLESS STEEL

9     YOKE PLATE              CARBON STEEL

10     YOKE RETAINER           ASTM A216-WCB/A351-CF8/A351-CF8M

11     H.W. LOCK NUT           CARBON STEEL

12     HANDWHEEL               CAST IRON

13     BEARING                 BRING STEEL

14     YOKE PLATE BOLT         ASTM A193-B7

15     YOKE PLATE NUT          ASTM A194-2H

16     SEAT                    NBR/PTFE/S.S/CARBIDE ALLOY

OTHER MATERIALS ARE AVAILABLE UPON REQUEST.

DIMENSIONS LIST(UNIT:MM):

SIZE           DN                 L            H             W              D            D1            D2            n-

2”             50                48          398             180           152          121            92            4-19

2-1/2”         65                48          415             180           178          139            105           4-19

3”             80                51          445             220           190          152            127           4-19

4"             100               51          497             220           229          191            157           8-19

5”             125               57          575             230           254          216            186           8-22

6"             150               57          635             280           279          241            216           8-22

8"             200               70          775             360           343          298            278           8-22

10"            250               70          940             360           406          362            324           12-25

12"            300               76          1030            400           483          432            381           12-25

14"            350               76          1186            400           533          476            413           12-28

16”            400               89          1365            400           597          540            470           16-28

18”            450               89          1620            530           635          578            533           16-32

20”            500              114          1720            530           699          635            584           20-32

24”            600              114          1860            600           813          749            692           20-35

30”            750              117          2250            600           887          846            813           44-22

36”            900              117          2800            800          1057          1009           972           44-26