We can offer a comprehensive range of ASTM B668 28 Alloy Seamless Pipes that is using high quality raw materials . We are leading manufacturer & Suppliers of high quality of ASTM B668 28 Alloy Seamless Pipes . Alloy Pipes (ASTM B668 28) offered by us for its strength at high temperatures and its ability to resist oxidation, carburization, and other types of high-temperature corrosion. All products are industry-standard conforming to or exceeding API, ASTM, ASME, ANSI and other national and international standards. These pipes are available in different size, specification, grades & thickness as per the clients requirements. These pipes are widely used in different various application such as oil & gas, power plants, shipbuilding, heavy engineering industries, nuclear fuel reprocessing, acid production and pickling equipment etc.
Specification Alloy 28 Pipes & Tubes(Seamless/ Welded/ ERW): |
||
| Type | : | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Grade | : | Low Temperature Seamless Pipe: ASTM A333 Gr. 6 |
| Size | : | 1/4″ NB and 6″ NB |
| Specialized in | : | Large Diameter Size |
| Schedule | : | Sch 10 to Sch 80 For Pipes, 0.8mm to 6mm For Tubes |
| 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 |
| Alloy 28-110 | Alloy 28-125 | ||||
| Proof strength | Rp0.2a) | MPa | ≥760 | ≥860 | |
| ksi | ≥110 | ≥125 | |||
| Tensile strength | Rm | MPa | ≥795 | ≥895 | |
| ksi | ≥115 | ≥130 | |||
| Elongation(%) | A2" | % | 11 | 10 | |
| Hardness | HRC | ≤35 | ≤37 |
