OEM shaped steel tubes including oval, trapezoidal, concave, sector, hexagonal, plum blossom, tunnel, L-shaped, and D-shaped profiles. Available in pre-galvanized or black/bare surface finishes for construction, greenhouse, and farm fence applications.

• Good perpendicularity with no bevel
• Excellent ovality control with out of roundness rate ≤ 3%
• Advanced bending technology with thinning rate ≤ 15%

Custom packaging methods selected according to product types to minimize transportation losses. Professional quality inspection personnel conduct on-site testing of materials and specifications before shipment, with photographic documentation and logistics tracking available.

Products undergo 16+ process checks with quality inspection reports from authoritative third parties. Professional inspection ensures sufficient weight and dimensional accuracy.

Weifang Wilda Machinery Co., Ltd., founded in 2003, specializes in high-precision galvanized welded steel pipes. Capable of producing round, square, and custom-shaped steel pipes according to customer specifications.

Complete manufacturing facilities include sheet metal processing, welding, and metal surface treatment workshops to meet diverse customer requirements.

• 19 years of manufacturing experience in metal materials
• Complete quality control from raw materials to finished products
• BV, ISO certificates and SGS testing available
• Competitive pricing as direct manufacturer
• Custom design and OEM services available
• Professional engineering team for specialized requirements