DESIGN DESCRIPTION:

* BOLTED BONNET AND WELDING BONNET;

* OUTSIDE SCREW AND YOKE FLEXIBLE WEDGE,

* FULLY GUIDER;

* INTEGRAL SEATS;

* HANDWHEEL OPERATOR;

* AVAILABLE WITH GEAR OPERATOR;

* FLANGED ENDS OR BUTT-WELDING ENDS;

* RISING FLANGE OR RING TYPE JOINT.

WORKING PRESSURE AND TEMPERATURE

WORKING TEMPERATURE

MATERIAL CELSIUR SCALE FAHRENHEIT

CARBON STEEL -290C~4250C 60F~8220F

STAINLESS STEEL -400C~5500C 150F~10470F

GENERAL DESIGN SPECIFICATIONS:

ITEM DIN PN 16 DIN PN 25 DIN PN 40

MANUFACTURE DIN 3352

FACE TO FACE DIN 3202 F5 DIN 3202 F5 DIN 3202 F7

END FLANGE DIN 2543 DIN 2544 DIN 2545

INSPECTION AND TEST DIN 3230

TEST PRESSURE TO DIN 3230

TRIMS SPECITIED DUE TO TABLE 3:

PRESSURE GRADE FROM TO

PN 16 1/2” 24”

PN 25 1/2” 24”

PN 40 1/2” 16”

DIN SHELL (WATER) SEAT (WATER) SEAT (AIR) BACK SEAT(WATER)

PN 16 2.4MPa 1.76MPa 0.6MPa 1.76MPa

PN 25 3.75MPa 2.75MPa 0.6MPa 2.75MPa

PN 40 6.0MPa 4.4MPa 0.6MPa 4.4MPa

DISC SEAT SURFACE PART NO.3 BODY SEAT SURFACE PART NO.2 STEM PART NO.4 BACKETSEAT PART NO.9

F6 F6 F6 F6

STELLITE STELILITE F6 F6

F6 STELILITE F6 F6

F304 F304 F304 F304

F316 F316 F316 F316

MONEL MONEL MONEL MONEL

ALLOY 20 ALLOY 20 ALLOY 20 ALLOY 20

HASTELLOY B HASTELLOY B HASTELLOY B HASTELLOY B

BRONZE BRONZE BRONZE BRONZE

CF8 R-PTFE(INSERT) F304 F304

OTHER MATERIALS ARE AVAILABLE UPON REQUEST.