... for fused, hot melt, ball valve and gangsu four big series, fused sets, flange, elbow, reducing direct, tee, etc. Various kinds of ... :0.6mpa,0.8mpa,1.0mpa,1.25mpa,1.6mpa3. series: electrofusion fitting sertes4. material: HDpe80 / HDpe1005. size:DN20mm -- DN 500mm6 ...