Roud Pipe:φ10-φ20mm Square Pipe:8x8-15x15 Thickness:0.8-2.0mm Location: Indonisia
Square Pipe:100x100-200x200 Thickness:3.0-12.0mm Location: Laiwu
Square Pipe:30x30-70x70 Thickness:1.0-4.0mm Location: Shandong
Round Pipe: φ114-φ254mm Square Pipe:100x100-200x200 Thickness:2.0-8.0mm Location: South Korea