BUTTERFLY VALVE FOR FIRE SIGNAL
he special desulfurization butterfly valve is designed according to the current domestic flue gas desulfurization system
Model:DN50-DN400
he special desulfurization butterfly valve is designed according to the current domestic flue gas desulfurization system
Model:DN50-DN400
he special desulfurization butterfly valve is designed according to the current domestic flue gas desulfurization system
Model:DN50-DN250