Product Description galvanized steel iron pipe nipple BSPT/NPT thread galvanized iron long nipple BSPT/NPT thread Material:Malleable iron ,Cast iron Size:1/4-6" Standard:British standard,DIN standard,American Standard Surface:galvanized and black Thread:BS,DIN,NPT Pressure:Class 150 Certificate:ISO 9001:2008 Main Markets:Singapore,Middle East,Latin America (Mexico,Colombia)