Economical ERW Black Square Steel Tube for General Fabrication

Economical ERW Black Square Steel Tube for General Fabrication. Economical ERW black square steel tube is a cost-effective welded tube option for general fabrication, rack parts, simple frames, support pieces and workshop steel components. The square section gives. Default surface is black / mill finish / ungalvanized; galvanizing is not the default claim. Cutting, drilling, punching, marking and sorted packing can be arranged according to drawing, sample or size list. Suitable for general fabrication, later finishing preparation and custom steel parts when the scope matches the buyer's drawing.