ISO9001 Certified ASTM Standard 40x40x3 19x19 Black Square Steel Tube for Construction
Product Details:
Place of Origin: | Shandong, China |
Payment & Shipping Terms:
Minimum Order Quantity: | 5 tons |
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Price: | $550.00/tons 5-49 tons |
Packaging Details: | Double-layer waterproof packaging/steel strapped bare packaging |
Supply Ability: | 20000 Ton/Tons per Month |
Detail Information |
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Application: | Fluid Pipe, Structure Pipe, Other | Alloy Or Not: | Non-Alloy |
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Section Shape: | Square | Standard: | ASTM |
Length: | 12M, 6m, 6.4M | Certificate: | API, JIS, ISO9001 |
Grade: | Q195/Q215/Q235/Q345, GR.A/B, S235/S355 | Surface Treatment: | Hot Rolled |
Tolerance: | ±1% | Processing Service: | Bending, Welding, Punching, Cutting |
Oiled Or Non-oiled: | Non-oiled | Invoicing: | By Theoretical Weight |
Delivery Time: | 15 | Product Name: | Steel Rectangular Pipe Tube Black Square Pipe |
Material: | Q195/Q235/Q345/SS400 | Type: | Hot Rolled Hollow Carbon Pipe |
Shape: | Square Shape | Usage: | Construction Building Material |
MOQ: | 5 Tons | Payment Terms: | 30%TT Advance + 70% Balance |
Package: | Seaworthy Standard Package | Surface: | Carbon Black Iron Painted |
End Protector: | Plastic Pipe Cap | Port: | Tianjin Port / Qingdao Port |
Product Description
Product Description

A square pipe refers to a type of hollow structural section (HSS) that has a square cross-section. It is commonly used in
construction, infrastructure, and engineering applications for its strength and versatility. Square pipes are made from various materials such as steel, aluminum, or even plastics, depending on the specific requirements of the project.
Square pipes are characterized by their equal sides and right angles, which make them suitable for structural applications where stability and load-bearing capacity are important. They can be used in the construction of frames, supports, columns, beams, and other structures. The square shape allows for efficient distribution of loads and provides a clean and modern aesthetic.Square pipes come in different sizes and thicknesses to accommodate various design needs and load requirements. They are often measured by their outside dimensions, such as the length of each side, and their wall thickness. Common manufacturing methods for square pipes include welding, seamless production, or extrusion.
When selecting a square pipe for a specific application, factors such as material strength, corrosion resistance, weight, and cost should be considered. Additionally, adherence to applicable building codes and regulations is essential to ensure the safety and structural integrity of the project.
It's important to consult with professionals or engineers experienced in structural design to determine the most appropriate square pipe specifications for your specific project requirements.
construction, infrastructure, and engineering applications for its strength and versatility. Square pipes are made from various materials such as steel, aluminum, or even plastics, depending on the specific requirements of the project.
Square pipes are characterized by their equal sides and right angles, which make them suitable for structural applications where stability and load-bearing capacity are important. They can be used in the construction of frames, supports, columns, beams, and other structures. The square shape allows for efficient distribution of loads and provides a clean and modern aesthetic.Square pipes come in different sizes and thicknesses to accommodate various design needs and load requirements. They are often measured by their outside dimensions, such as the length of each side, and their wall thickness. Common manufacturing methods for square pipes include welding, seamless production, or extrusion.
When selecting a square pipe for a specific application, factors such as material strength, corrosion resistance, weight, and cost should be considered. Additionally, adherence to applicable building codes and regulations is essential to ensure the safety and structural integrity of the project.
It's important to consult with professionals or engineers experienced in structural design to determine the most appropriate square pipe specifications for your specific project requirements.
Specification
item | value |
Place of Origin | China |
Shandong | |
Application | Fluid Pipe, Structure Pipe, Other |
Alloy Or Not | Non-Alloy |
Section Shape | Square |
Standard | ASTM |
Length | 12M, 6m, 6.4M |
Certificate | API, JIS, ISO9001 |
Grade | Q195/Q215/Q235/Q345, GR.A/B, S235/S355 |
Surface Treatment | Hot Rolled |
Tolerance | ±1% |
Processing Service | Bending, Welding, Punching, Cutting |
Oiled or Non-oiled | Non-oiled |
Invoicing | by theoretical weight |
Delivery Time | 15 |
Product name | steel rectangular pipe tube black square pipe |
Material | Q195/Q235/Q345/SS400 |
Type | Hot Rolled Hollow Carbon Pipe |
Shape | Square Shape |
Usage | Construction Building Material |
MOQ | 5 Tons |
Payment terms | 30%TT Advance + 70% Balance |
Package | Seaworthy Standard Package |
Surface | Carbon Black Iron Painted |
End protector | Plastic Pipe Cap |
Details Images




Our Advantages

Guaranteed Quality Implement the standard quality managem-ent system in strict accordance with the high standards of the industry and check it layer by layer.
High Cost Performance we have large-scale production workshops that can meet the demand of a large number of goods, while the price is lowerthan similar enterprises.
Personal Tailor Our products can be customized according to your needs to meet your needs, your needs and diversified products.
Company Profile

Welcome to Shandong Yuanhao Steel Group Co., Ltd, one of the leading company in the global steel industry. Established decades ago in a small town, our company has grown to become a global force, supplying high-quality steel to industries across the world. Our company produces a wide range of steel products, including carbon steel, stainless steel, and alloy steel. These products are used in various applications, such as construction, automotive, manufacturing, and more. We take pride in delivering top-quality materials that meet the highest standards of excellence. Our steel production process starts with the procurement of raw materials, such as iron ore and coal, from trusted suppliers. These materials are then melted in giant furnaces to create molten steel. The molten steel is then poured into large molds to solidify into steel plates or bars. Finally, our expert team of craftsmen shape and finish these materials into the high-quality steel products we are known for. At our steel company, we believe in sustainable business practices that protect the environment while meeting the needs of our customers. We have implemented state-of-the-art technologies that minimize waste and reduce emissions,ensuring that our production process is both environmentally friendly and efficient. Our products are known for their strength, durability, and reliability, providing years of dependable service to our customers. We stand behind every product we sell,providing exceptional customer service and technical support to ensure complete satisfaction. As one of our valued customers, you are offered an exclusive discount on all steel products during your next purchase. Please contact us for more information or to place an order. We look forward to serving you and building a long-term relationship with you.
Product packaging

PACKAGING SHIPPING DELIVERY DETAILS
1. We will count cheapest shipping cost and send it to your email. 2. Start production immediately after receiving the advancepayment. 3.About 10-15 working days to complete the production,and then the customer side to pay the balance.All the products you purchase will be strictly packaged to ensure the integrity of the goods in shipment. All the goods will be made, loaded, transported, put in containers, ship, sea transportation, etc. We will try to ensure your arrival time and the goods are delivered on time over time.
FAQ
1. who are we?
We are based in Shandong, China, start from 2010,sell to Domestic Market(00.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Metal Products, Steel Pipe, Steel Coil, Steel Plate, Stainless Steel, Non-ferrous Metal
4. why should you buy from us not from other suppliers?
Shandong Yuanhao Steel Group Co., Ltd is located in Liaocheng Industrial Park,Shandong, China, Our company has been engaged in steel industry for more than 15 years.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian
We are based in Shandong, China, start from 2010,sell to Domestic Market(00.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Metal Products, Steel Pipe, Steel Coil, Steel Plate, Stainless Steel, Non-ferrous Metal
4. why should you buy from us not from other suppliers?
Shandong Yuanhao Steel Group Co., Ltd is located in Liaocheng Industrial Park,Shandong, China, Our company has been engaged in steel industry for more than 15 years.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian
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