Key Players
- APL Apollo Tubes Ltd
- Arabian Pipes Company
- ArcelorMittal
- ChelPipe Group
- EVRAZ North America
- Essar Steel
- Hyundai Steel Company
- JFE Steel Corporation
- JSW Steel Limited
- Jindal SAW Ltd
- Maharashtra Seamless Limited
- Nippon Steel & Sumitomo Metal Corporation
- Nippon Steel Corporation
- Northwest Pipe Company
- Nucor Corporation
- SeAH Steel Corporation
- TMK Group
- Tata Steel
- Techint Group
- Tenaris S.A
- United States Steel Corporation
- Vallourec
- Welspun Group
- Wheatland Tube Company
- Zekelman Industries
