Products:Malleable iron fittings
Size:3/8-6"
Thread:NPT and BSP and DIN
Surface :Black and hot-dipped galvanized
Brand;JianZhi Chinese top brand with UL and FM approvedProducts list1M&F Long Sweep Bend290Beaded Plug2Long Sweep Bend291Plain Plug85Crossovers301Round Cap90Elbow310Backnut92M&F Elbow330Union,Flat Seat95Union Elbow Flat Seat331M&F Union ,Flat Seat97M&F Union Elbow Flat Seat340Union,Taper Seat12045° Elbow529M&F Socket130Tee90RElbow Reducing180Crosshead Female130RTee Reducing270Entire Threads Socket240Socekt Reducing270Part Threads socket241Bushing280Hexagon Nipple245Nipple ReducingSize3/8"-4"or 6"MaterialMalleable IronFinishing(Black) Painting, Galvanizing, Elctro-platingTypeBanded,Beaded, PlainStandardISO5922/IS049/ISO7-1 ,BS EN1562:1997, DIN 2950/1692/2999Mechanical PropertiesTensile Strength≥330MPA, Elongation rate≥8%, Hardness≤HB150Mechanical PropertiesC:2.4~2.9Si:1.2~1.7Mn:0.3~0.55P:0.12S:0.18Cr:0.09Working pressureMax 1.6MPAWorking temperatureMax 200°CProducing ProcessPattern making -sand casting -heat treatment -galvanizing -threading -air pressure testing -packingThickness of Hot-Dip GalvanizationAverage Thickness of Hot-Dip Galvanization: 70umUsageForpipeline convey water ,oil ,gas and so onTesting100% Air pressure testing,not below 0.5Mpa