... iron pipe fittings avaliable:EN545/598/969, BS4772, ISO2531, AS2280,JIS G5527,AWWA C110,AWWA C153Size: DN50-DN1400MMCurrent production line:1. DISA line, for ... ,automobile casting.2. Lost foam line, for more than 70kg, typical products: >dn400mm pipe fittings,3. Precoated sand line, supply the core and sand ...