square tubes (Material: ASTM A-572 GRADE 50) for a marine platform pier structure
square tubes (Material: ASTM A-572 GRADE 50) for a marine platform pier structure
ASTM A572 GR 50

Item specifics

0.5-24M or customized
5000 Tons per month



 Square tubes (Material: ASTM A-572 GRADE 50) for a marine platform pier structure
Welcome to Yuantai Derun, China's largest structural steel pipe manufacturing factory. We are proud to introduce our high-quality square tube products, designed specifically for offshore platform dock structures. Made of ASTM A-572 GRADE 50 material, our square tubes have excellent strength and durability, meeting your building needs in harsh marine environments.
Carbon steel pipe for ship building
What is square tubes (Material: ASTM A-572 GRADE 50) for a marine platform pier structure?
Firstly, this type of square tube uses American standard ASTM A572 Grade50 marine steel plate as raw material, and is produced through our square tube forming and welding unit to produce specialized square steel pipes.
A572Gr50 is a high-strength low alloy niobium vanadium structural steel plate, which is a steel plate grade under the American standard and belongs to a type of low alloy high strength steel plate.
In the marine environment, the platform dock structure must be able to withstand extreme weather conditions and sustained physical stresses. To ensure the safety and reliability of your project, Yuantai Derun's square tube products have been carefully designed and manufactured to meet the highest quality standards. Whether it's building new dock platforms or carrying out maintenance and reconstruction, Yuantai Derun provides high-quality square tube solutions to meet your needs.
Chemical composition of A572Gr50 square tube
Steel grade
A572 Gr50
Mechanical property of A572Gr50 square tube
Steel grade
Tensile strength(MPa)
Yield strength(MPa)
Elongation A/%
Temperature/ ˚  C
Impact energy KV2/J
A572 Gr50
Delivery Status of A572Gr50 square tube
Hot rolling, controlled rolling, normalizing, etc. According to customer requirements, inspection can be carried out, and the thickness, length, straightness, high strength, high toughness and other performance requirements of the square tube can be met before delivery.
Product Features
1. Excellent strength: Yuantai Derun's square tube is made of ASTM A-572 GRADE 50 material, which has excellent strength and compressive strength. This ensures that your offshore platform dock can withstand various physical and environmental stresses, ensuring long-term stability and safety.

2. Durability and reliability: Yuantai Derun's square tube products have been carefully designed and manufactured to ensure their excellent durability in harsh marine environments. Whether facing seawater corrosion, major storms, or tidal changes, Yuantai Derun's square pipes can withstand the test and provide you with reliable structural support.

3. Accurate size: Yuantai Derun understands that each project has its unique requirements, so Yuantai Derun provides various specifications and sizes of square tube options to meet your specific needs. No matter what size or shape you need, Yuantai Derun can provide you with customized solutions.

4. Easy to install: To help you complete the project in the shortest possible time, Yuantai Derun's square tube is designed for easy installation. Compared with traditional structural materials, Yuantai Derun's square tube has a lighter weight and simpler connection method, making the installation process more efficient and flexible.
Classification of A572Gr50 square tube
A572GR is divided into five levels: 42 (290) level, 50 (345) level, 55 (380) level suitable for riveting, bolted connection, or welded structural components, 60 (415) level and 65 (450) level suitable for bridge riveting, bolted connection, or welded structural components for other purposes
Application field
Yuantai Derun's high-quality square tubes can be widely used in the following fields:
-Offshore platform docks and bridges
-Offshore oil and gas platforms
-Ocean Wind Farm
-Deep sea oil extraction facilities
-Port and terminal facilities
-Marine Engineering Construction and Maintenance
Why choose Yuantai Derun?

1. Factory direct sales: As a large-scale structural steel pipe manufacturing factory, Yuantai Derun provides you with the advantage of factory direct sales, ensuring competitive prices for high-quality products, and providing fast supply and flexible solutions.

2. Quality assurance: Yuantai Derun practices strict quality control standards, and all products undergo strict testing and quality testing to ensure that they meet international standards and exceed customer expectations.

3. Customized solutions: Yuantai Derun's team will work with you to understand your project requirements and provide customized square tube solutions based on your specific needs. Yuantai Derun is committed to providing you with satisfactory products and services.

4. Excellent customer support: Yuantai Derun's customer support team is always ready to provide you with professional advice and technical support. Whether in product selection, design, or after-sales service, Yuantai Derun will work closely with you to ensure the success of your project.