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Why Alloy 28 Pipes & Tubes Are the Go-To Choice for Corrosive Environments
When performance matters in extreme environments, few materials match the capabilities of Alloy 28 Pipes & Tubes. At Sandvik, we supply premium-grade Alloy 28 components that meet rigorous industry demands, especially where corrosion is a critical threat. From chemical processing to offshore platforms, Alloy 28 delivers unmatched durability and reliability. If you’re looking for long-lasting solutions in aggressive conditions, Alloy 28 is the smart investment.
So, what exactly are Alloy 28 Pipes & Tubes? Alloy 28 is a high-alloy austenitic stainless steel with outstanding resistance to a wide range of corrosive environments. It contains high levels of chromium (26-28%), nickel (30-32%), and molybdenum, making it ideal for handling acidic substances like sulfuric acid, phosphoric acid, and chloride-bearing media. These pipes and tubes maintain mechanical strength even at elevated temperatures and are especially effective in acidic and chloride-heavy environments.
The real advantage of Alloy 28 Pipes & Tubes lies in their superior corrosion resistance, high tensile strength, and thermal stability. This alloy resists pitting, crevice corrosion, and stress corrosion cracking — problems that typically plague conventional stainless steels. Its resistance to both oxidizing and reducing agents makes it a top choice for industries facing variable chemical exposures. Leading Alloy 28 Pipes & Tubes Manufacturers like Sandvik ensure that every pipe meets international standards and client-specific requirements.
The versatility of Alloy 28 is why it’s used across multiple sectors. In the oil & gas industry, it’s used in sour gas wells and subsea pipelines. In chemical processing, it's a favorite for heat exchangers, evaporators, and reaction vessels. Power plants, pulp and paper industries, and pharmaceuticals also depend on Alloy 28 for their most demanding operations. As prominent Alloy 28 Pipes & Tubes Suppliers, Sandvik delivers reliable stock for immediate industrial use, anywhere in the world.
There are several types of Alloy 28 Pipes & Tubes available in the market. Seamless pipes offer smooth internal surfaces and are perfect for high-pressure systems. Welded pipes are more cost-effective and suitable for lower-pressure applications. Tubes are often used in heat exchangers due to their precise dimensions. U-tubes, straight tubes, and hydraulic tubes are all part of our offering at Sandvik — one of the most trusted Alloy 28 Pipes & Tubes Stockists globally. Each type is crafted to ensure long service life with minimal maintenance.
With global demand rising, Sandvik has expanded its reach as one of the key Alloy 28 Pipes & Tubes Exporters. We provide seamless logistics, international certifications, and tailored solutions to meet complex project needs. Whether you're building a new plant or upgrading existing systems, Sandvik has the inventory and expertise to help you succeed.
Specification of Alloy 28 Pipes & Tubes
| Specification : | ASTM B668 / ASME SB668; EN 10216-5; SEW 400 (Feb 1991); SS 14 25 84; NFA 49-217 |
|---|---|
| Alloy 28 Pipe Size : | 1/8” NB to 24” NB, 1/4” OD to 24” OD sizes. |
| Alloy 28 Tube Size : | 1/2" OD to 8" OD. |
| Thickness Range : | 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Type : | Seamless / ERW / Welded / Fabricated Pipes |
| Form : | Round, Square, Rectangular, Oval, Hydraulic Etc |
| Length : | Single Random, Double Random & Required Length |
| End : | Plain End, Beveled End, Treaded |
| End Protection : | Plastic Caps |
| Outside Diameter : | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock |
| Inspection, Test Reports : | Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports |
| Packing : | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests |
| Specials : | Sizes and Specifications other than above can be manufactured on request |
Equivalent Grades of Alloy 28 Pipes & Tubes
| STANDARD | WERKSTOFF NR. | UNS | EN |
|---|---|---|---|
| Alloy 28® | 1.4563 | N08028 | X1NiCrMoCuN31-27-4 |
Chemical Composition of Alloy 28 Pipes & Tubes
| Grade | C % | Si ≤ % | Mn ≤ % | P ≤ % | S ≤ % | Cr % | Mo % | Ni % | N % | Cu % |
|---|---|---|---|---|---|---|---|---|---|---|
| Alloy 28 | ≤ 0.02 | 0.70 | 2.00 | 0.03 | 0.01 | 26.0-28.0 | 3.00-4.00 | 30.0-32.0 | ≤ 0.11 | 0.70-1.50 |
Mechanical Properties of Alloy 28 Pipes & Tubes
| Tensile strength Rm N/mm² |
0.2% Yield strength Rp ≥ N/mm² |
Elongation A5 ≥ % |
Hardness HB 30 ≤ HB |
Modulus of elasticity kN/mm² |
|---|---|---|---|---|
| 500-750 | 220 | 35/30 | 230 | 195 |