Ductile iron pipes (Foreign Standard)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2014

Ductile iron fittings
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1998

Ductile iron fittings (Foreign Standard)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2014

Epoxy-powder coating for interior of ductile iron pipes and fittings
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1984

Epoxy-powder coating for interior of ductile iron pipes and fittings (Amendment 1)
Amendment by Japanese Industrial Standard / Japanese Standards Association, 01/01/2006

Epoxy-powder coating for interior of ductile iron pipes and fittings (Foreign Standard)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2014

Malleable iron castings (FOREIGN STANDARD)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2000

Malleable iron castings
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2018

Molding silica sand
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1974