... -30MMDN100010001120117538028-30MMDN120012001320137542032-30MMDN140014001520157548036-30MMDN3003003904602004-18MMDN4004005205902304-18MMDN6006007658353308-23MMDN80080095010503308-23MMDN10001000115012503808-23MM1. Indicate the material (cast iron or steel), if not note ... 2. Reverse bear water headno more than 8 m , please indicate the water head when exceed 3. When installation, it is ...