TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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The GB/T 31929 standard outlines the requirements for Stainless Steel Tube Welded Stainless Steel Square Pipes designed specifically for Shipbuilding applications. These pipes are crafted with high-quality materials and adhere to stringent specifications to ensure reliable performance in maritime environments. The key features of these welded stainless steel pipes are their durability, corrosion resistance, and ability to withstand harsh conditions - qualities essential for shipbuilding operations.
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 2.00 max |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.030 max |
| Silicon (Si) | 1.00 max |
| Chromium (Cr) | 18.0-20.0 |
| Nickel (Ni) | 9.0-11.0 |
The chemical composition of these stainless steel pipes plays a vital role in enhancing their performance and longevity in shipbuilding applications.
| Property | Value |
|---|---|
| Tensile Strength | 600 MPa min |
| Yield Strength | 250 MPa min |
| Elongation | 35% min |
| Hardness | 90 HRB max |
The mechanical properties of these pipes are crucial as they determine the overall strength and structural integrity required for shipbuilding operations.
The steel grade specified in GB/T 31929 for these stainless steel Square pipes is typically grade 316, known for its excellent corrosion resistance and durability in marine environments.
The GB/T 31929 Stainless Steel Square Pipes are primarily used in shipbuilding due to their superior properties that are essential for maritime applications. These pipes are utilized in various marine systems onboard ships, providing a reliable solution for fluid conveyance and structural support.
While grade 316 is commonly prescribed in GB/T 31929, alternative stainless steel grades like 304, 316L, and 317L can be considered based on specific requirements and environmental conditions for shipbuilding applications. These alternative grades offer varying levels of corrosion resistance, strength, and other characteristics that may suit different shipbuilding needs.
Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.
Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.
At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.
A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.