Our company supplies a comprehensive range of EN877 SML drainage cast iron pipe and fittings from DN 40 up to DN 300.
DS SML and coupling completely meet the requirements of EN 877,DIN19522 for normal building drainage,inside coating resistance surpassing the standard requirements by far.
For underground installation, DS TML and KML systems are fulfilled by the standard, which requires an pipe outside coating with zinc layer min. 130 g/m²and an additional cover coat.
DS BML system has typical properties of resisting acidic waste gas, road salt mist, etc, suit-able for special requirements in the field of bridge construction, roads, tunnels.