BS EN 545:2006 pdf free.Ductile iron pipes,fittings, accessories andtheir joints for waterpipelines — Requirements and testmethods. BS EN 545 When necessary，pipes and fittings may be repaired，for example by welding，in order to remove surfaceimperfections and localized defects which...
BS EN 598:2007 pdf free
BS EN 598:2007 pdf free.Ductile iron pipes,fittings, accessoriesand their joints forsewerage applications—Requirements andtest methods. BS EN 598 This European Standard specifies the requirements and associated test methods applicable to ductle iron pipes.fittings, accessories and their joints for...