- MANUFACTURER, SUPPLIERS AND EXPORTERS OF STAINLESS STEEL, CARBON STEEL, AND HIGH NICKEL ALLOYS FLANGES AND PIPE FITTINGS
Alpha Overseas(AOS) is a known distributor and manufacturer of Alloy Steel A 335 GR P1, P5, P9, P11, P22 & P91 Pipes, which has some excellent features to offer such as they are available in various specifications, highly qualitative in nature, made up of best grades of materials, and corrosion resistant. We offer ASTM A335 Alloy Steel GR P1 Seamless Pipes in different shapes, size and pattern, which further has moderate strength with excellent cold formability and weldability. We are a renowned name in the industry to provide our prestigious clients with an exclusive range of ASTM A335 Alloy Steel GR P5 Pipes. As an esteemed company, we are engaged in providing a broad gamut of ASTM A335 Alloy Steel GR P9 Welded Pipes. We hold expertise in the domain of offering our valuable clients a premium range of ASTM A335 Alloy Steel GR P11 Pipes. Radiography is not practical on the fillet weld of ASTM A335 Alloy Steel GR P22 EFW Pipes; therefore correct fitting and welding is crucial. Being corrosion resistant, these ASTM A335 Alloy Steel GR P91 Pipes are extensively used in commercial and residential purposes as well.
ASME SA 335 Alloy Steel Grade P1 Pipes also has some other great features to offer such as Higher efficiency, Nonabrasive nature, Robust structure, Superior dimensional accuracy, High resistance to corrosion, Commendable strength, Cost effective, Accurate reading, Compact size, Unmatched design and more.
Our products are made from superior quality Raw Material and are available in Customized Designs to suit different requirements of the clients. Our contemporary technology and constant efforts to acquire new skills to enhance production is the secret of our success and impeccable quality.
ASTM A335 / SA335 Alloy Steel Pipe Specification :
Dimensions : ASTM, ASME and API
Standard : ASTM A 335 / ASME SA 335
Size : 1/2” NB to 36” NB
Schedule : SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules, upto 12mm thk
Outer Diameter : 19.05mm – 114.3mm
Wall Thickness : 2.0mm – 14 mm
End : Plain End, Beveled End, Treaded
Form : Round, Square, Rectangular, Hydraulic Etc
Length : Single Random, Double Random & Required Length, Custom Size – 12 Meter lengths
| NPS | OD Tolerance | NPS | WT Tolerance |
| 1/8″ ≤ NPS ≤ 1 1/2″ | +/- 0.4 | 1/8″ ≤ NPS ≤ 2 1/2″ , All T/D ratios. | +20%, -12.5% |
| 1 1/2 < NPS ≤ 4″ | +/- 0.79 | NPS ≥ 2 1/2″ , T/D ≤ 5% | +22.5%, -12.5% |
| 4″ < NPS ≤ 8″ | +1.59, -0.79 | NPS ≥ 2 1/2″ , T/D > 5% | +15%, -12.5% |
| 8″ < NPS ≤ 12″ | +2.38, -0.79 | (T= Specified Wall Thickness; D = Specified Outside Diameter) | |
| Element | Tensile Strength | Yield Strength | Elongation |
| Alloy Steel A335 | 415 min | 205 min | 30 min |
| Element | C | Cr | Mn | Mo | P | S | Si |
| Grade P1 | 0.05 - 0.15 | 1.00 - 1.50 | 0.30 - 0.60 | 0.44 - 0.65 | 0.025 max | 0.025 max | 0.50 - 1.00 |
| Grade P5 | 0.05 - 0.15 | 4.00 - 6.00 | 0.30 - 0.60 | 0.45 - 0.65 | 0.025 max | 0.025 max | 0.50 - 1.00 |
| Grade P9 | 0.05 - 0.15 | 0.90 - 1.10 | 0.30 - 0.60 | 0.90 - 1.10 | 0.025 max | 0.025 max | 0.25 - 1.00 |
| Grade P11 | 0.05 - 0.15 | 1.00 - 1.50 | 0.30 - 0.60 | 0.44 - 0.65 | 0.025 max | 0.025 max | 0.50 - 1.00 |
| Grade P22 | 0.05 - 0.15 | 1.90 - 2.60 | 0.30 - 0.60 | 0.87 - 1.13 | 0.025 max | 0.025 max | 0.50 max |
| Grade P91 | 0.08-0.12 | 8.0-9.5 | 0.3-0.6 | 0.85-1.05 | 0.02 max | 0.01 max | 0.2-0.5 |
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We are Exporter of Alloy Steel A335 GR P1, P5, P9, P11, P22 & P91 Pipes in Worldwide Such as India, Saudi Arabia, Ukraine, Japan, Australia, United States, Greece, Mexico, Belarus, Hungary, Ecuador, Turkey, Indonesia, Czech Republic, Nepal, Bolivia, Sri Lanka, Yemen, South Korea, Peru, South Africa, Jordan, Macau, Morocco, Nigeria, Spain, Iran, Lithuania, Costa Rica, China, Tibet, Sweden, Poland, Chile, Thailand, Lebanon, Mexico, Gambia, Bhutan, Belgium, Iran, Argentina, Nigeria, Gabon, Angola, Poland, Norway, Brazil, Namibia, Zimbabwe, Taiwan, Russia, United Kingdom, Kazakhstan, Romania, Chile, Switzerland, New Zealand, Germany, Puerto Rico, Iraq, Hong Kong, Ireland, Israel, Serbia, Venezuela, Denmark, Kenya, France, Slovakia, Qatar, Algeria, Netherlands, Afghanistan, Bahrain, Malaysia, Pakistan, Vietnam, Estonia, Libya, Finland, Austria, Bulgaria, Egypt, Oman, United Arab Emirates, Canada, Kuwait, Italy, Colombia, Trinidad & Tobago,Tunisia, Philippines, Azerbaijan, Portugal, Mongolia, Bangladesh, Croatia, Ghana, Singapore.
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