Cast or ductile iron valve knife gate valve bolted gland

DESIGN DESCRIPTION:

Design: MSS SP-81;

Manufacture: Factory STD;

Face To Face: ANSI B16.10

Flange: ANSI B16.1;

Bolt Gland;

Metal Seal;

Material and Working Temp.:

Cast Iron and Ductile Iron: 0 C-80 C(32 F -176 F)

Brass/bronze Seal: 80 C(176 F) Maximum

Stainless Steel Seal: 80 C(176 F) Maximum

PARTS AND MATERIAL:

NO.    PARTS NAME           MATERIAL

1       BODY                ASTM A126-B/A536,DIN GG25/GGG40

2      DISC                 SS304/SS316

3      GASKET               BRAIDED GRAPITE RING

4      GLAND                ASTM A126-B/A536,DIN GG25/GGG40

5      BONNET NUT           CARBON STEEL

6      BONNET BOLT          CARBON STEEL

7      STEM BOLT            CARBON STEEL

8      RESISTENT PIN        CARBON STEEL

9      BONNET               ASTM A126-B/A536,DIN GG25/GGG40

10      STEM NUT            BRASS OR DUCTILE IRON

11      HANDWHEEL           DUCTILE IRON

12      H.W.LOCKNUT         STEEL

13      STEM                F6a/F304/F316

14      SEAL RING           EPDM/PTFE/BRASS

DIMENSIONS LIST(UNIT:MM):

SIZE             DN           L           D           D1           D2          H             b         n-             W

2”               50           55          152         121          92          302           16        4-19            240

2-1/2”           65           55          178         140          111         317           18        4-19            240

3”               80           55          190         153          127         340           19        4-19            240

4"               100          55          229         191          157         377           20       8-19             280

5”               125          60          254         216          186         430           20        8-22            280

6"               150          60          279         242          216         525           20        8-22            360

8"               200          70          343         299          278         670           22        8-22            360

10"              250          80          406         362          324         771           22        12-25           400

12"              300          80          483         432          381         895           25        12-25           400

14"              350          90          533         476          413         982           25        12-29           500

16”              400          90          597         540          470         1245          28        16-29           500

18”              450          130         635         578          533         1338          28        16-32           500

20”              500          130         698         635          584         1465          30        20-32           500

24”              600          130         813         750          692         1658          30        20-35           720