FLOW CONTROL VALVE /
NUMBER OF WAYS: 2 /
NOMINAL DIAMETER: 4” /
MATERIAL BODY: CAST STEEL ASTM A216 DEGREE WCB /
SEALING: TEFLON /
INTERNAL CONSTRUCTION: ECCENTRIC DISC /
SEALING CLASS: IV /
REGULATING TYPE: AUTOMATIC /
OPERATION TYPE: PNEUMATIC ACTUATOR VR2 FEEDING 3,5KGF/CM2 /
OPERATION TYPE 2: WITH POSITIONER HEP17-13BLRYCRGSD-A1-B 4 TO 20MA DC E /
REGULATOR KZ03-2A-XX /
ACTION: REVERSE; END: MOUNTING BETWEEN WAFER FLANGES /
STANDARD END: JIS B2212 10K /
FLANGE DIAMETER: 210.00 MM /
CENTER/HOLES: 175.00 MM /
NUMBER OF HOLES: 8 /
HOLE DIAMETER: 19,00 MM /
FACE TO FACE: 194,00 MM /
FLOW CHARACTERISTIC: LINEAR /
FLUID: NITROGEN /
WORKING TEMPERATURE: 30 DEGREES CENTIGRADE /
PRESSURE WORK: P1 = 2 KGF/CM2 AND P2= 1.9KGF/CM2 /
FLOW RATE: MAXIMUM 1680 NM3/H /
PLUG TYPE /
RETURN TYPE: SPRING /
DRAWING: SK4022K1DB0007 (APV) PAG 230 AND 231 /
The impact of the 4D printer on the international market
The most obvious advantage of 4D printing is that objects larger than printers can be printed as just one part. Because they can shrink and unfold, items that are too large to fit in a printer can be compressed and then become full size.
