We can offer a comprehensive range of Alloy 28 Blind Flanges(ASTM A388) that is using high quality raw materials . We are leading manufacturer & Suppliers of high quality of Alloy 28 Flanges. Alloy 28 Flanges(ASTM A388) offered by us for its strength at high temperatures and its ability to Chemical Analysis,Corrosion Test,Tensile, Hardness, Flattening, Flare, Flange and Reverse-bend tests,Eddy Current Testing,Hydrostatic Testing,Air under Press Test,IGC Test (Intergranular Corrosion Test),Microstructure Analysis,Radiography Test,Ultrasonic Test,Liquid Penetrant Test. All products are industry-standard conforming to or exceeding API, ASTM, ASME, ANSI and other national and international standards. These Flanges are available in different size, specification, grades & thickness as per the clients requirements. These Flanges are widely used in different various application such as Sanitary ,valve production,Gas technology,Heating technology,Welding / cutting technology,Construction industry,Soldering technology,Connecting technologyMeasurement technology,Pump production,Regulating / controlling technology,Air-conditioning technology,Automotive electrics,Musical instruments,Fire safetyDrive systems and so on etc.
Specification |
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| Standard | : | UNS N08028 |
| Size | : | 1/2” – 96”, DN15-DN2000 |
| Type | : | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Schedule | : | Sch5~Sch160\XXS |
| Form | : | Round, Square, Rectangular, Hydraulic Etc. |
| Compositions | Data |
| Carbon(max.) | ≤0.020 |
| Manganese | ≤2.0 |
| Phosphorus(max.) | ≤0.025 |
| Sulfur(max.) | ≤0.010 |
| Silicon | ≤0.6 |
| Nickel | 31 |
| Chromium | 27 |
| Copper | 1.0 |
| Properties | Data |
| Yield strength(min) | 250Mpa |
| Tensile strength(min) | 650Mpa |
| Elongation(%) | 40 |
