... equipment quick delivery tern Air flow meter (Good quality,low price)Specifications:A,SBL digital flow meter,intelligent flow meter,gas flow meter,liquid flow meter,steam flow meter etc.B,Flange ,clamp ... .1+70MPaTemperature:-196°(low temperature type)-40°~ +70°(normal temperature),-40°~ +250°(wide temperature type),-40°~ +450°(high temperature),-40—+700°(Extreme temperature type)Accuracy:gas ...