VALVE SIZE- 1-1/2 INCHES., , BODY MATERIAL- BRONZE., , BONNET MATERIAL-BRONZE., , TRIM MATERIAL- SST/BRONZE., , SEAT-METAL (SINGLE)., , ORIFICE SIZE-1.19 INCHES., , MAXIMUM PRESSURE & TEMPERATURE RATING- 50 PSI AT -20 DEG F TO +180 DEG F., , ACTUATOR SIZE- 27 SQ IN., , MAXIMUM ALLOWABLE ACTUATOR PRESSURE- 50 PSIG., , VALVE STROKE- 0.38 INCHES., , SPRING RANGE- 6 TO 45 PSIG (SET AT 25 PSIG)., , ACTUATOR ACTION- OIL TO OPEN., , MAXIMUM CV- 20, , PLUG CHARACTERISTIC- QUICK OPENING., , WEIGHT (LBS)- 25.

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.