High-Quality Rectangular Steel Tubes for Light Frame Structures

High-Quality Rectangular Steel Tubes for Light Frame Structures. Flat-face tube option for greenhouse side posts, base rails and straight frame parts. Useful where fixing, alignment and bracket connection are more important than curved arch forming. Pre-galvanized surface gives a clean zinc-coated finish for agricultural frame use. Cut length, punching, labeling and sorted packing can support greenhouse project parts. Inspection photos, MTC support and packing records can support pre-shipment review.