... ISO 2531, K9, L=6000mm, T-Type joints Ductile cast iron pipes in accordance with ISO 2531, K9, L=6000mm, ... in accordance with ISO 4633 Our main products are:++Iron and Steel Sand castings,++Investment castings, Precision castings,Lost ... Design. Material available: Ductile Iron, Gray Iron, Stainless Steel, Carbon Steel, Alloy Steel, Brass Alloy, Aluminum Alloy, Zinc Alloy etc. With many years service ...