Pennant Engineering Pvt. Ltd. Supplies Cast Iron Float/ Thermostatic Steam Trap. Pennant Engineering Pvt. Ltd. Is an ISO 9001: 2000 recognised company manufacturing a wide range of steam traps, control valves, pressure reducing valves and speciality products for various industrial applications. The Cast Iron Float/ Thermostatic Steam Trap of model number PT61 is available with stainless steel internals and screwed end connections. The Cast Iron Float/ Thermostatic Steam Trap comes with the capacity of 482 to 510 at PMO [kg/hr].