... MOQ:500pieces Feacture of male female coupling:1,material:good pp resin and brass inserts.2,pressure:rating:2.5MPa3,standard:ISO ... certification:ISO9001,ISO14001,AENOR6,color:green,grey,white etc.Advantages:A:high temperature resistance:the maximum sustained working temperature is ... up to 95*CB:heat preservation:low thermal conductivity result in preserving heat.C:non-toxic: no heavy metal additives, ...