Casting steel Gate Valve

DESIGN DESCRIPTION:
* BOLTED BONNET AND WELDING BONNET;
* NON-RISING STEM AND 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
MANUFACTURE DIN 3352
FACE TO FACE DIN 3202 F4
END FLANGE DIN 2543
INSPECTION AND TEST DIN 3230
TEST PRESSURE TO DIN 3230
DIN SHELL (WATER) SEAT (WATER) SEAT (AIR) BACK SEAT(WATER)
PN 16 24BARS 17.6BARS 6BARS 17.6BARS
TRIMS SPECITIED DUE TO TABLE 3:
PRESSURE GRADE FROM TO
PN 16 2" 20"
DISC SEAT SURFACE PART NO.2 BODY SEAT SURFACE STEM PART NO.3 BACKETSEAT
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) S.S. S.S.
OTHER MATERIALS ARE AVAILABLE UPON REQUEST.