GX type NS type General pipe Gas pipe What is a high-performance ductile iron pipe? Ductile iron pipe traceability EVS For sewer For water supply For gas For CC / Information Box option Straight pipe Heterogeneous pipe fittings PE ball valve Corporate philosophy Company Profile List of offices Manufacturing base ■　[2014/11/12] Notice Regarding Board of Directors Resolution on Interim Dividend 　(PDF 98KB) ■　[2014/10/28] Financial Results for the Second Quarter of the Fiscal Year Ending March 31, 2015 　(PDF429KB) ■　[2014/10/15] Mechanical fittings for connecting polyethylene pipes (PM type fittings) have been posted. ■　[2014/09/19] We will exhibit at Waterworks Exhibition '14 Nagoya 　(PDF848KB) ■　[2014/07/31] Financial Results for the First Quarter of the Fiscal Year Ending March 31, 2015 　(PDF447KB) New product information ■ Mechanical joint for connecting polyethylene pipe (PM type joint) Lightweight, compact and easy-to-install mechanical joint for connecting polyethylene pipes ■ Iron lid support structure (Evolution V Structure) Iron lid support structure to prevent excessive biting of the lid and rattling ● Personal information protection policy  ● Action plan based on the Act on Promotion of Measures to Support Raising Next-Generation Children Copyright (C) 2005 NIPPON CHUTETSUKAN KK All Rights Reserved.