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.
SIZE : DN20-DN600
WORKING TEMPERATURE:
CARBON STEEL : CELSIUS SCALE(-29 C~425 C)
FAHRENEIT (6 F~822 F)
STAINLESS STEEL : CELSIUS SCALE (-40 C~550)
FAHRENEIT (15 F~1047 F)
GENERAL DESIGN SPECIFICATIONS:
ITEM : DIN PN 16 PN25 PN40
MANUFACTURE : DIN3352
FACE TO FACE : DIN3202 F4 DIN3202 F5 DIN 3202 F7
END FLANGE : DIN2543 DIN2544 DIN2545
INSPECTION AND TEST : DIN3230
TEST PRESSURE TO DIN 3230
SHELL (WATER) : 2.4MPa 3.75MPa 6.0MPa
SEAT (WATER) : 17.6BARS 2.75MPa 4.4MPa
SEAT (AIR): 0.6MPa 0.6MPa 0.6MPa
BACK SEAT(WATER) : 1.76MPa 2.75MPa 4.4MPa