Q235B Carbon Steel Square Tube for Building Structure Project

Excellent welded seam quality guarantees smooth and compact connection, avoiding cracking and liquid leakage under heavy load conditions.

Great mechanical performance including outstanding bending and welding capacity, supporting multiple deep processing for different fabrication requirements.

A full range of sizes and wall thickness options are available, perfectly matching construction, machinery and greenhouse engineering projects.

Every batch undergoes strict factory quality inspection, official material test certificates can be provided for customer project approval.

High tensile and yield strength makes the square pipe an ideal structural material for building frames, support brackets and heavy duty frameworks.

Direct factory supply with stable large volume stock, we provide competitive wholesale price and flexible shipment schedule for bulk orders.

Custom fixed cutting length service is acceptable, effectively reducing material waste and saving your on~site processing cost and time.

Black anti~rust oil coating is applied on the surface to offer reliable temporary corrosion protection during transportation and warehouse storage.