square steel pipe:thick0.5-25mm, OD10x10-600x600mm
rectangle steel pipe:thick0.5-25mm, OD10x15-600x550mm
grade:A36, Q235, ST37

square steel pipe: thickness 0.5-25mm, out diameter 10x10mm-600x600mm
rectangle steel pipe:thickness 0.5-25mm, out diameter 10x15mm-600x550mm

length: 5m-12m or as per the customers' demand

grade: A36, Q235, Q195, ST37-2

minimum order quantity: 5tons