steel black square tube ms steel square tube 4x4 weight metal tubing Square tube
Product Description
The square tube is a hollow square section light thin-walled steel tube. It is a section steel with a square cross-section shape and size made of Q235 hot-rolled or cold-rolled strip or coil as the base material, which is formed by cold bending and then welded by high-frequency welding. It has good comprehensive mechanical properties, weldability, cold and hot workability and corrosion resistance, and has good low temperature toughness.Square pipe and rectangular pipe is equal and unequal length of the steel pipe. Is made of steel after the process of rolling.
Generally the strip is unpacked, flattened, curled, welded to form a round tube, and then rolled into a square tube and then cut into the required length.
Specification

Application
Black annealed rectangular hollow tube are usually used in engineering construction, glass curtain wall, door and window decoration, steel structure, guardrail, machinery manufacturing, automatic manufacturing, home appliance manufacturing,shipbuilding, container manufacturing, electric power, agricultural construction, agricultural shed, bicycle frame, shelves,fitness equipment fields. The surface of the galvanized layer can effectively prevent rust.
Packaging & Shipping

Company Profile

Shandong Ganquan Trading Co., Ltd. is located in Jinan, Shandong Province, with a registered capital of 31.68 million yuan. It is a professional steel company integrating industry and trade.The company's products include Stainless steel, carbon steel,galvanized steel,round steel,I-shanpe steel, aluminized sheet,aluminum pipe, copper sheet and other profiles. Products are widely used in chemical, pharmaceutical, electric power, railway,automotive, paper and construction engineering And other industries and fields.The company has long-term close trade relations with Shandong Iron and Steel, Tangshan Iron and Steel, Handan Iron and Steel,Jinxi Iron and Steel and other well-known domestic steel companies. Over the years, our company has won the trust of our customers with high-quality products, first-class service and reasonable price. With the favor, our products are spread all over the country!
Trade Partners

Shandong Jichang Import and Export Co., Ltd. will participate in international exhibitions every year, such as Beijing BMW exhibition,Guangzhou Canton Fair exhibition, Shanghai International exhibition, and so on. At the same time, we cooperate with friends all over the world and sign cooperation agreements on site. We sincerely hope that friends can visit Shandong Ganquan Import and Export Company.
FAQ
Q. How long will it take to execute my order?
A:Our normal lead time is 7-15 working days.,but we have many models in stock,We will let you know the estimated lead time after payment ASAP.
Q Can I have a sample for testing?
A: Of course, you can.
Q. Do you have products in stock?
A: Because we only do wholesale, usually do not have stock, we provide fast shipping for most products, If there is any stock, we will inform you with details.
Q Do you have inspection procedures for the products?
A:100% self-inspection before packing
Q Can I have a visit to your factory before the order?
A: Sure,welcome to visit our factory.