Corrision Resistant Stainless Steel Welded Pipe 725Ln
| Model NO. | 725LN Tube/Pipe |
| Material | Stainless Steel |
| Surface Treatment | Oiled |
| Usage | Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose |
| Section Shape | Round |
| Key Words | 725ln Tube/Pipe |
| Thickness | 3mm – 150.0mm |
| Width | 1000mm – 3000mm |
| Length | As Your Requirments |
| Diameter Tolerance | H9, H11, H13, K9, K11, K13 etc |
| Sample | Free-Sample |
| Surface | Lack, Peeled, Polishing, Bright, Sand Blast, Hl |
| MOQ | 100kgs |
| Stock | in Stock |
| Transport Package | Wooden Package |
| Specification | 725LN |
| Trademark | Asiaalloy |
| Origin | China |
| HS Code | 7219350000 |
| Production Capacity | 50000kg/Month |
Description
| Product Type | Temper Type |
| Centrifugal | ASTM B271, SAE J462, J461, AMS 4880 |
| Continuous | ASTM B505, SAE J462, J461, AMS 4880 |
| Ingot | ASTM B30 |
| Precision | ASTM B806 |
| Sand | ASTM B148, B763, SAE J461, J462 |
| Element | Content (%) |
| Cu% | 78.00-min |
| Sn% | 0.20 |
| Zn% | 0.30 |
| Fe% | 2.00-3.50 |
| Ni% | 4.50-5.50 |
| Al% | 9.70-10.90 |
| Mn% | 1.50 |
| Properties | Metric | Imperial |
| Density | 7.58 g/cm³ | 0.274 lb/in³ |
| Melting point | 1035°C | 1895°F |
| Properties | Metric | Imperial |
| Tensile strength | 780 MPa | 110000 psi |
| Yield strength | 490 MPa | 68200 psi |
| Elongation at break (in 50 mm, 10% reduction in area) | 15% | 15% |
| Elastic modulus | 117 GPa | 17000 ksi |
| Poisson’s ratio | 0.34 | 0.34 |
| Reduction of area (at 316°C/601°F, cold finished) | 9% | 9% |
| Shear modulus | 44.0 GPa | 6380 ksi |
| Fatigue strength (at number of cycles 1.00e+8, reverse bending) | 255 MPa | 37000 psi |
| Hardness, Rockwell B | 94 | 94 |
| Machinability (UNS C36000 (free-cutting brass) = 100) | 30 | 30 |
Detailed Photos

FAQ
Are you a factory or a trading company?
We are a dedicated factory specializing in the manufacturing of seamless stainless steel pipes. Additionally, we offer welded stainless steel pipes and pipe fittings to meet your comprehensive needs. Our in-depth market knowledge ensures that we deliver only the highest quality products, each meticulously inspected before shipment.
Do you have any certificates?
We proudly hold numerous prestigious domestic and international certifications, including the EU ISO9001 Quality Management System Certification, TUV Welding Certification, and the China Pressure Pipe Manufacturing License (TS).We are also exclusively authorized by the American Hastelloy Company in China for the collaboration, development, and production of Hastelloy long products.
What is your delivery time?
Delivery time primarily depends on your order volume. Typically, we deliver within approximately one month for a standard 40FT container. For in-stock items, shipping can be expedited to just 5 days.
What are your payment terms?
Our standard payment terms are a 30% deposit with the remaining balance against the bill of lading. We also accept L/C. Shipping terms include EXW, CFR, and CIF, tailored to your preference.
How can you guarantee the quality of my goods?
We ensure all materials undergo 100% PMI testing and precise measurement before shipping. We welcome third-party inspections and provide the EN10204.3.1B Mill Test Certificate for all materials.
How do you establish long-term and positive business relationships?
1. We maintain superior quality and competitive pricing to maximize our customers’ benefits.
2. We respect every customer, conducting business with sincerity and maintaining high service standards both before and after every transaction.
