Non Return Valve

<div>Standards:</div><div><br></div><div>Specification:</div><div><br></div><div>Cracking Pressure<span style="white-space:pre"> </span>0.3TO 0.5 Kg/cm2 - Standard</div><div>Special Cracking Pressure Available</div><div>Test Pressure<span style="white-space:pre"> </span>@ 25° C Room Temperature</div><div>Series<span style="white-space:pre"> </span>L Series                    S Series</div><div> <span style="white-space:pre"> </span>PN 250      &a