Materials: Ductile cast iron
Casting Technology: Lost Foam Casting, Sand Casting
Inner Anti-corrosion: Cement mortar linging complying with ISO4179,EN545:2010; for others inner linging can be requested.
External Coating: Metallic zinc coating + Bitumen complying with ISO8179,EN545:2010; Zinc rich paint according to ISO8179-2; PE sleeving according to ISO8180
or EN15655; others coating can be requested when book order.
Coating Color: Black, blue,grey etc.
Accessories: EPDM, SBR or NBR Rubber rings/gaskets ISO4633/EN681-1; Carbon Steel Bolts- ISO4016 std Grade C; Carbon Steel Nuts- Caron ISO4034 std Grade C;
Plain washers-Carbon steel ISO7091;
Dimensions Standards: ISO2531/BS EN545/EN598/GB/T13295/ANSI/AWWA C110
Normal Size: DN40*40 to DN2200*1800
Applications: water supply and drainage; gas pipelines etc