Features: 1) Manhole cover and grating are according to EN124 standard, the material: ductile Features: 1) Manhole cover and grating are according to EN124 standard, the material: ductile iron, gray iron, aluminum and carbon steel 2) Pipe fitting and adaptor and coupling are according to ISO2531 and EN545 standard, the material: ductile iron and epoxy coat 3) Auger and anchor material: ductile ...