40 square tube double iron (GW-B118) Tiechuang price

40 square tube double iron (GW-B118) This section commonly used materials (materials used in the factory are all using the national standard material, to prevent non-standard materials) with the situation: Metal parts: column: 40 * 40mm square tube or 50 * 50mm square tube, (iron pipe wall thickness: 1.0mm; 1.2mm; 1.5mm or 1.8mm); inter-column beam: 25 * 50mm; 30 * 40mm; 30 * 50mm or 30 * 60mm square tube; (iron pipe wall thickness: 1.0mm, 1.2mm or 1.5mm) mattress frame side beam: 25 * 50mm; 30 * 50mm or 30 * 60mm square tube; (iron pipe wall thickness: 1.0mm; 1.2mm; 1.5mm or 1.8mm) mattress frame beams: 25 * 25mm; 30 * 30mm or 20 * 40mm square tube; (iron pipe wall thickness: 1.0mm, 1.2mm or 1.5mm); ladders: 25 * 25mm; 30 * 30mm square tube diameter of 25 The tube; (iron pipe wall thickness: 1.0mm, 1.2mm or 1.5mm) fence: Φ22 or Φ19 (iron pipe wall thickness: 1.0mm, 1.2mm or 1.5mm) bed cabinet: cold rolled steel (steel plate thickness: 0.6, 0.7,0.8,1.0mm, 1.2mm or 1.5mm) production process: 1, cold molding 2, CO2 arc welding; 3, phosphate degreasing rust; 4, high-voltage electrostatic spraying, high temperature baking; Packing: carton packaging; bubble paper packaging or upon request. Quality requirements: a) When a material, strict calibration position to ensure the accuracy of the material dimension. b) Before welding: Check again whether the material damage, depression, and other negative phenomena wrong size; c) welding: Do not allow false welding, weld, welding scars appear chunks; d) Surface treatment areas: must be in strict accordance with rust oil requirements to perform, for different thickness; material conditions carefully deployed chemical medicine. Rust will try to do, phosphate must complete requirements; f) high pressure spray areas: the item must not gushing, leak spray, a large area of ??accumulated powder, severe pollution and so different color powder; h) prior to delivery, in accordance with the guests requirements for factory inspection or test pictures to the guests; Payment: 1, cash or bank transfer; (30% down payment, the balance in a lump sum before delivery) 2, after the sale, we will be in a certain period of time. Returns were 3, I plant only issue VAT (17%) the invoice is not issued ordinary invoices, if any inconvenience, please understand! 4, our products all by a single production, quality guarantee, refused to order cheap inferior products.