Product Name: Persta 640 ST PD 25/40 High Pressure Stop Check Valves DRA 26
Brand: Persta
Product Code: 640 ST PD 25/40
Tags: Persta
High Pressure Stop Check Valves DRA 26
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Standard featuresn Body hollow-forged in a closed dien Double-sided high-pressure shut-off system- Function of a check valve- Function of a gate valven Internal hinge pin, pivoted in a separate retaining ringn Movable shut-off system guided in a grooven Defined stop of the check discn Pressure sealing bonnet acc. to VGB-guidelinesn Generally stellited seats Pressure and temperature ratingsn Pressure rating up to 680 barn Temperature rating up to 650 °C Materialsn 1.0460 n 1.5415 n 1.7335 n 1.7383 n 1.6368 n 1.4903 n 1.4901