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Home > Metallurgy, Mineral & Energy > Steel & Products > Stainless Steel > Shipbuilding Grade Stainless Steel Pipes 174PH/SUS631/2205/F51 Direct Factory for Marine Propulsion Systems
Shipbuilding Grade Stainless Steel Pipes 174PH/SUS631/2205/F51 Direct Factory for Marine Propulsion Systems
Negotiable
MOQ: 1 Ton (Price negotiable depending on order volume and customization)
Key Specifications
Get Latest Price
Surface Treatment:
Polished
Technique:
Hot Rolled
Shape:
Round
Payment & Shipping
Payment Methods:
Port of Shipment:
Shanghai
Delivery Detail:
7 days
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Surface Treatment
Polished
Technique
Hot Rolled
Shape
Round
Standard
ASTM
Type
Stainless Steel Pipes
Shipbuilding Grade Stainless Steel Pipes: A Premium Choice for Marine Propulsion Systems
1. Product Overview
Our shipbuilding grade stainless steel pipes, including 17 - 4PH, SUS631, 2205, and F51, are directly sourced from the factory. These pipes are specifically designed for marine propulsion systems, where reliability, durability, and high - performance are of utmost importance. The stainless steel construction ensures resistance to corrosion, a critical factor in the harsh marine environment.
2. Surface Treatment and Technique
- Surface Treatment: The pipes undergo a polished surface treatment. This not only gives the pipes an aesthetically pleasing appearance but also provides a smooth surface that reduces friction. In marine propulsion systems, reduced friction can lead to improved efficiency, as it allows the fluid (such as water or fuel) to flow more freely through the pipes.
- Technique: They are manufactured using the hot - rolled technique. Hot rolling is a process where the steel is heated above its recrystallization temperature and then rolled into the desired shape. This technique results in pipes with excellent mechanical properties, such as high strength and good ductility. The high - strength pipes can withstand the high pressures and stresses encountered in marine propulsion systems, while the ductility allows them to bend slightly without cracking under load.
3. Shape and Standard
- Shape: The pipes are round in shape. The round shape is ideal for fluid transportation as it provides a uniform cross - sectional area, ensuring consistent flow rates. It also distributes stress evenly around the circumference of the pipe, reducing the risk of stress concentration and potential failure points.
- Standard: These pipes adhere to the ASTM standard. ASTM (American Society for Testing and Materials) sets the benchmark for quality and performance in the steel industry. By meeting ASTM standards, our pipes are recognized and trusted worldwide, ensuring compatibility with various marine propulsion system designs and components.
4. Types of Stainless Steel
- 17 - 4PH: This is a precipitation - hardening stainless steel. It offers high strength, good corrosion resistance, and excellent mechanical properties at both room and elevated temperatures. In marine propulsion systems, it can be used in components that require high strength, such as valve stems and shafts.
- SUS631: Also known as 17 - 7PH, it is a semi - austenitic precipitation - hardening stainless steel. It has high strength, good formability, and excellent corrosion resistance. It is suitable for applications where both strength and formability are required, such as in the construction of small - diameter pipes and fittings in the propulsion system.
- 2205 and F51: These are duplex stainless steels. Duplex stainless steels combine the advantages of austenitic and ferritic stainless steels. They have high strength, excellent resistance to stress corrosion cracking, and good weldability. In marine propulsion systems, they can be used in pipes that are exposed to seawater and high - pressure environments, such as the cooling water pipes.
5. Company - Backed Quality
- Manufacturer Expertise: Our company, established in 2017, is a manufacturer with a rich history in the special steel industry. We have evolved from an R & D - focused startup to a global special steel solution provider. Our leadership team, led by Mr. Sang Le with over 20 years of experience in special steel and EU/US market compliance, and Dr. Li Wei, a PhD in Materials Science from Tsinghua University, ensures the high - quality production of these shipbuilding grade stainless steel pipes.
- Certifications and Testing: We hold ISO 9001:2015, API 5L, and EU PED certifications, which are testaments to our commitment to quality and compliance. Our advanced NDT (Non - Destructive Testing) services, including Ultrasonic Testing (UT) to EN 10228 - 3 and Magnetic Particle Testing (MT) certified by SGS and BV, ensure that every pipe meets the highest quality standards. We can detect internal defects as small as 0.5mm and surface cracks, guaranteeing the integrity of the pipes for marine propulsion systems.
- Customization and Value - Added Services: We specialize in high - precision special steel solutions. We provide customized materials and value - added services for global industries. Whether it's custom - cutting services for plates (max thickness 120mm) and pipes (OD 20 - 1200mm) or the fabrication of welded elbows/flanges per ASME B16.9, we can meet the specific requirements of different marine propulsion system designs.
6. Market Reach and Logistics
- Global Market: Our products are exported to a wide range of markets, including North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid - East, Eastern Asia, Western Europe, Central America, Northern Europe, Southern Europe, and South Asia. This global reach is a testament to the quality and reliability of our shipbuilding grade stainless steel pipes.
- Rapid Logistics: With strategically located warehouses in Wuxi, we can ensure 48 - hour delivery to major Chinese ports. This fast - paced logistics system allows our international customers to receive their orders in a timely manner, reducing downtime in their marine propulsion system projects.
In conclusion, our shipbuilding grade stainless steel pipes, with their superior materials, excellent manufacturing processes, and the backing of a reliable and experienced company, are the ideal choice for marine propulsion systems. They offer the performance, durability, and quality that are essential for the demanding marine environment.
Send Inquiry to This Supplier
Business Type
Manufacturer
Year Established
2017
Factory Size
1,000-3,000 square meters
Annual Export Value
US$5 Million - US$10 Million
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