Gem Bids For Procurement, Thermal Safety Valve 24 Kg Per Sq Cm, Thermalsafety Valve 30 Kg Per Sq Cm, Pressure Relief Valve9 Kg Per Sq Cm, Pressure Relief Valve 7.5 Kg Per Sqcm, Pressure Relief Valve 6 Kg Per Sq Cm, Pressurerelief Valve 3.7 Kg Per Sq Cm