Features Gas or Liquid Service 316 Stainless Steel or Brass (Alloy 360) Construction Electropolished Body (316L) with Better than 25 Ra Finish in Diaphragm Cavity Bubble-tight Shutoff Adjustable Control Ranges are 500, 10......Features Gas or Liquid Service 316 Stainless Steel or Brass (Alloy 360) Construction Electropolished Body (316L) with Better than 25 Ra Finish in Diaphragm Cavity Bubble-tight Shutoff Adjustable Control Ranges are 500, 1000, and 2000 psig Mounting Style is Inline or Panel