... Epoxy Coated,which is certified for portable water.Working Pressure:1.6MpaTesting pressure:2.4MpaWoring Temperature:0°C to+100°CCoupling ... Iron,PVCu,Cast Iron,Steel,Cast Iron Met&Imp AC88.1-102.4M12*1753"100Ductile Iron,PVCu,Cast Iron,Steel,Cast ... Iron,PVCu,Cast Iron,Steel,Cast Iron Met&Imp AC218.1-235.0M12*2008"250Ductile Iron,PVCu,Cast Iron,Steel,Cast ...