1. SEAMLESS Steel Pipe: OD: 1/8" 24 " WT: 10.29mm - 609.60mm STANDARD: API, ASME, ASTM, DIN, JIS, BS, EN etc.
2. SSAW Steel Pipe: OD: 8"-80" WT: 219.08mm - 2032mm STANDARD: API, ASTM, BS, EN, DIN, JIS, EN etc.
3. ERW Steel Pipe: OD: 1/2" - 24 " WT: 21.34mm - 609.60 mm STANDARD: API/ASTM/EN/DIN etc.
4. LSAW Steel Pipe: OD: 16" - 56 " WT: 406 mm - 1422.4mm STANDARD: API /ASTM/EN/DIN etc