Product Main

Specifications

Cast steel liner of ptfe or fep diapghragm valve bolted bonnet design
MODEL NO: SDAXRF-LIN
 
DIAPGHRAGM VALVE PRODUCT’S SIZE:
PRESSURE GRADE          FROM           TO
CLASS 150                1/2”           10”
DESIGN DESCRIPTION:
POLYFLUORTRTRAETHYLENE LINING DIAPHRAGM VALVE
ADOPTING SPECIAL TECHNOLOGY TO LINE THE PTFE
TO BODY, PTFE AND CUSHIONED WITH NITRILE RUBBER
TO DIAPHRAGM COMPONENTS AND ENABLE EACH
COMPANENTS TO SAME ANTI-CORROSION ABILITY.
THIS PRODUCTS HAVEE GOOD THROTTLING TRAITS,
ANTI-CORROSION, PARTICLE RESISTANCE, STEADY FIGHTNESS
AND CAN BE WIDELY APPLIED TO VARIOUS CORROSIVE LIQUID,
FIBER AND POWDER MEDIUM.
ACUATOR: HANDWHEEL, ELECTRIC ACTUATOR, PNEUMATIC
APPLICALBE MEDIA: VITRIOL, HYDROFLUORIC ACID,
PHOSPHORIC ACID, GASEOUS CHLORICE, STRONG ALKALI,
AQUA REGIA AND SO ON MEDIUMWITH STRONG CAUSTICITY.
WORKING PRESSURE AND TEMPERATURE:
WORKING TEMPERATURE
MATERIAL                   CAST STEEL                        PTFE
CELSIUR SCALE               -29 C~425 C                       -80 C~200 C
FAHRENHEIT                 6 F~822 F                         -80 F~415 F
 
GENERAL DESIGN SPECIFICATIONS:
ITEM                                         CLASS 150
MANUFACTURE                                  MANUFACTOR STANDARD
FACE TO FACE                                 ANSI B16.10
END FLANGE                                   ANSI B16.5
INSPECTION AND TEST                          API 598
LINING VILTAGE TEST                           25KV HIGH VOLTAGE
 
 
TEST PRESSURE TO API598
CLASS     SHELL (WATER)          SEAT (WATER)           SEAT (AIR)        BACK SEAT(WATER)
150    3.1MPA      450PSI      2.2MPA     315PSI       0.6MPA   80PSI    3.1MPA      450PSI
PARTS AND MATERIAL (ASTM)
NO.          PARTS NAME                       MATERIALS
1  BODY           ASTM A216-WCB                     ASTM A 126
2  BONNET        ASTM A216-WCB                     ASTM A 126
3  DIAPHRAGM    NBR+FEP OR NBR+PTFE
4  DISC           13CR OR STAINLESS STEEL
5  STEM NUT      CARBON STEEL
6  STEM          13CR OR STAINLESS STEEL
7  H.W. LUCK NUT    BRONZE
8   HANDWHEEL     CAST IRON
9   LINNER          PTFE OR FEP
OTHER MATERIALS ARE AVAILABLE UPON REQUEST.
 
DIMENSIONS LIST(UNIT:MM):
 
DN      SIZE        L     D       D1      D2     Z-φd     f   b      H      H(OPEN)      D0     WEIGHT(KG)
 
15      1/2”      110     89     60.5     35     4-15    2    12    116       126       100           3
 
20      3/4”      117     98      70      43     4-15    2    12    116       126       100          3.4
 
25      1”        127    108    79.5      51     4-15    2    12    127       140       140          5.5
 
32      1-1/4”    140    117     89       64     4-15    2    13    132       149       140           7
 
40      1-1/2”    165    127    98.5      73     4-15    2    15    155       175       160           9
 
50      2”        178    152   120.5      92     4-19    2    16    162       188       160         12.5
 
65      2-1/2”    190    178   139.5     105     4-19    2    18    196       230       200          20
 
80      3”        203    190   152.5     127     4-19    2    19    220       262       240          26
 
100     4”        229    229   190.5     157     8-19    2    24    272       325       240          36
 
125     5”        254    254    216       186    8-22    3    24    332       397       280          60
 
150     6”        267    279   241.5     216     8-22    3    26    372       450       320          80
 
200     8”        292    343   298.5     270     8-22    3    29    496       600       360          125
 
250     10”       330    406    362      324     12-25   3    31    570       700       400          240