ASTM B674 UNS NO8925 UNS NO8354 UNS NO8926 Stainless Steel Tube Nickel Iron Chromium Molybdenum Welded Tube
Material
The ASTM B674 UNS NO8925 UNS NO8354 UNS NO8926 stainless steel tube is made from a high-quality alloy that contains nickel, iron, chromium, and molybdenum. This combination of elements provides excellent corrosion resistance, high strength, and good weldability.
Specification
The specifications for the ASTM B674 UNS NO8925 UNS NO8354 UNS NO8926 stainless steel tube are as follows:
- Standard: ASTM B674
- Grades: UNS NO8925, UNS NO8354, UNS NO8926
- Type: Welded tube
- Size: Customizable
- Length: Customizable
- Wall Thickness: Customizable
Chemical Composition
The chemical composition of the ASTM B674 UNS NO8925 UNS NO8354 UNS NO8926 stainless steel tube is as follows:
| Element | UNS NO8925 (%) | UNS NO8354 (%) | UNS NO8926 (%) |
| Nickel | 58.0-63.0 | 29.0-33.0 | 58.0-63.0 |
| Iron | 22.0-26.0 | 39.0-43.0 | 22.0-26.0 |
| Chromium | 19.0-21.0 | 25.0-27.0 | 19.0-21.0 |
| Molybdenum | 6.0-7.0 | 2.0-3.0 | 6.0-7.0 |
| Carbon | 0.03 max | 0.03 max | 0.03 max |
| Silicon | 0.50 max | 0.50 max | 0.50 max |
| Manganese | 1.00 max | 1.00 max | 1.00 max |
| Phosphorus | 0.040 max | 0.040 max | 0.040 max |
| Sulfur | 0.030 max | 0.030 max | 0.030 max |
Mechanical Properties
The mechanical properties of the ASTM B674 UNS NO8925 UNS NO8354 UNS NO8926 stainless steel tube are as follows:
| Property | UNS NO8925 | UNS NO8354 | UNS NO8926 |
| Tensile Strength | 620 MPa (min) | 620 MPa (min) | 620 MPa (min) |
| Yield Strength | 310 MPa (min) | 310 MPa (min) | 310 MPa (min) |
| Elongation | 30% (min) | 30% (min) | 30% (min) |
| Hardness (Rockwell) | HRB 90 (max) | HRB 90 (max) | HRB 90 (max) |
Application
The ASTM B674 UNS NO8925 UNS NO8354 UNS NO8926 stainless steel tube finds its application in various industries due to its exceptional properties. Some common applications include:
- Chemical processing: The tube is widely used in chemical plants for handling corrosive chemicals and acids.
- Oil and gas industry: It is used in offshore and onshore oil rigs for pipelines, heat exchangers, and other equipment.
- Power generation: The tube is utilized in power plants for heat exchangers, condensers, and boiler tubes.
- Pharmaceutical industry: It is employed in the production of pharmaceuticals, where cleanliness and corrosion resistance are crucial.
- Food processing: The tube is suitable for food processing equipment due to its corrosion resistance and hygienic properties.
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ASTM B674 UNS N08925 Stainless Steel Tube Nickel Iron Chromium Molybdenum Welded Tube Images
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