power station boiler tube High pressure steam temperature:450-540 BV SGS ISO power station boiler tube 1.It is the arrangement, free-circulation, single-cylinder, water-tube boiler. 2.Combustion unit is the clockwise scaled coal-leakage prevention grate or horizontal-beam grate. 3.Wide range of coals is applicable. Boiler features sensitive adjustment, stable operation under 30% load full load, ...