Saint Gobain PAM
Jindal SAW Ltd.
Kubota Corporation
Electrosteel
US Pipe (Forterra)
American Cast Iron Pipe Company
Kurimoto
Ltd
Tata Metaliks
Saudi Arabian AMINTIT
McWane Inc.
Construtec Ductile
Duktus (Wetzlar) GmbH & Co. KG
Electrosteel Steels Ltd.
Svobodny Sokol Poland
CNBM International Corporation
Electrotherm