Chem tech engineering works manufactures a wide range of safety relief valves and safety valves. The valves are designed and manufactured as per asme, api. Bs/din and ibr codes and tested as per api526/527. To suit versatile industrial application the valves are offered in 8 models and the size ranges from %" to 2" is £crewed connection and `/2" to 12" in flanged connection for a maximum pressure of 500 kg/cm2 and a temperature of 450°c in all sorts of materials such as ci. Cs, ss-304/316 hastelloy b&c, alloy-20, pvc, polypropylene, etc. To suit special process application the valves are provided with heating/cooling jackets.