KSF Cast Body Sight Flow Indicators have a heavy duty cast construction to handle pressure and temperature requirements. A glass window on either side provides product visibility. Mechanical indicators to enhance the visibility of the media include flappers, rotors, and drip tubes. The cast body and threaded or flanged connections meet ANSI standards. Standard materials of construction are carbon steel, 316 SS, ductile iron, and bronze. Hastelloy C 276 and alloy 20 can also be supplied. Please consult the factory for pricing. The KSF Sight Flow Indicators are available in two series – ST and HT. The ST series is designed for standard temperatures and pressures while the HT series is designed for higher pressures and temperatures. Please see specifications for exact ratings of each.