ASME SA 789 UNS 32520 Duplex Steel Pipe for Heat Exchanger and petroleum industry
Duplex stainless steel has a signatory dual microstructure phase, which gives them heightened advantages in comparison to conventional steel. And since the ductility factor of these alloys is high, achieving an ASTM A789 UNS 32520 Duplex Stainless Steel Pipe Brighting Annealing is relatively simple. As bright annealed bars, not only do they have a smooth surface but, they can be constructed by the manufacturers, despite tight tolerances. Buyers have the option of purchasing either seamless or welded duplex steel pipes. Though with regards to its appearance, both welded and an ASME SA 789 UNS 32520 Seamless Pipe may be similar, yet dissimilar. While the shape and size of the pipe may be similar, the manner of manufacturing the UNS S32550 grade F61 Welded Pipe involves a weld seam. Though it is possible to redact the appearance of a weld seam by a significant degree, in a high pressured environment, the performance of a welded pipe is almost 20% lower than that of a seamless one. Yet, the cost-efficiency of a welded type is much higher than the former. When one speaks of the properties of duplex stainless steel alloys - their corrosion resistance is a feature that suits corrosive applications. Not to forget their performance in stress-related corrosive environments, where conventional alloys are susceptible to cracking. Cracked pipes are highly undesired in applications, where the media transported is flammable or toxic. Toxic media is highly corrosive. Either gaseous or liquid, the media flowing through pipes causes some form of friction. As the durability, corrosion resistance, and longevity of Alloy F255 UNS 32520 Pipe is much higher many buyers prefer using them. The specifications as - ASTM A790 and ASTM A789, are used in the construction of UNS S32520 EN 1.4507 Duplex Pipe. Both specifications take into consideration seamless as well as welded constructed pipes. In addition to the chemistry requirements, both specifications - ASTM A789 and ASTM A790 UNS S32520 Pipe require conformance to tests about their mechanical properties.
Oshwin Overseas is a well-known manufacturer & suppliers of ASTM A789 UNS 32520 Duplex Stainless Steel Pipe Brighting Annealing in India, we also stock stainless steel 304 pipe, 316 pipe & pipe fittings, we have ready stock of UNS 32750 Dupex Stainless Steel Seamless Pipes & Tubes available at best price. ASTM A789 UNS 32520 Duplex Stainless Steel Pipe Brighting Annealing are usually used in industries such as construction, oil extraction, medicine, food, paper, machinery, chemicals, food containers and others. The ASTM A789 UNS 32520 Duplex Stainless Steel Pipe Brighting Annealing are manufactured to sustain very high pressure and product warranty. The main reason being we have an excellent warehousing and storage facilities for both finished and semi finished goods. They are made ready as per the urgent requirements of the customers. We also supply ASTM A312, Inconel pipe, Inconel 600 pipe, Inconel 625 pipe, Inconel 800 pipe, Inconel 825 pipe, Hastelloy pipe, Monel pipe & Alloy 20 Pipes.
“We’ve proven that we are competitive in India, Brazil, Houston & UAE. Our ASTM A789 UNS 32520 Duplex Stainless Steel Pipe Brighting Annealing, Duplex and Super Duplex products are of European origin, have recognised quality and the required traceability. A number of Inian & Brazilian companies have been Oshwin clients for years through our international sales network.”.

ASTM A789 UNS 32520 Duplex Stainless Steel Pipe

ASTM A789 UNS 32520 Seamless Pipe
ASME SA 789 UNS 32520 Welded Pipe
International Specification |
ASTM A789 UNS S32750 |
Standard Specification |
ASME, ASTM, AISI, AMS, JIS, EN, SAE, DIN, NF, TOCT, DS, DTD, GB |
ASTM A789 UNS 32520 Seamless Pipe Size |
- OD: 4 to 219mm
- Wall Thickness: 0.5 to 20mm
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A789 UNS 32520 Duplex Stainless Steel Welded Pipe Size |
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ASME SA 789 UNS 32520 EFW Pipe Size |
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SA 789 UNS 32520 Duplex Stainless Steel Pipe WT |
SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Duplex ASTM A789 32520 Pipe manufacturing techniques |
Seamless / ERW / EFW/ Welded / Fabricated / CDW/ LSAW/ Seam-Welded / Redrawn |
Origin of UNS S32520 Duplex Stainless Steel pipe material |
Indian, European, Korean, Japanese |
Duplex Steel ASME SA 789 32520 Pipe End Types |
- BE : Beveled end
- BBE : Bevel both ends
- BLE : Bevel large end
- BSE : Bevel small end
- TOE / POE = Treaded One End / Plain One End
- TOE / BOE = Treaded One End / Beveled One End
- POE / BOE = Plain One End / Beveled One End
- TBE = Treaded Both Ends
- PBE = Plain Both Ends
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Form |
Round, Square, Rectangular |
UNS S32520 Stainless Steel Pipe Length |
Single Random, Double Random & Required Length End: Plain End, Beveled End, Treaded |
SA 789 UNS 32520 Duplex Steel Pipe Delivery Condition |
Normal annealing+Tempered, Annealed and Pickled, Brighting annealing, BK, Pickled, Hot Finished, Polished, Cold Drawn |
Alloy F255 UNS 32520 Pipe Packing |
- Ply Wooden Boxes
- PE Fabric Bundles
- Steel Strips Bundled
- Standard seaworthy export packing
- Plastic Bags, or as required
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A789 UNS 32520 Duplex Steel Pipe Value Added Services |
Cut to size, thread, and groove |
Port |
Mumbai, India |
Stocking distributor of leading ASTM A789 UNS 32520 Duplex Stainless Steel Pipe manufacturers |
- Sanyo Special Steel, Japan make ASTM A789 UNS 32520 Pipe
- Schoeller Bleckmann, Austria make A789 UNS 32520 Duplex Stainless Steel Seamless Pipe
- Nippon Steel Corporation, Japan make ASME SA 789 UNS 32520 Pipe
- Sumitomo Metals, Japan make UNS S32550 grade F61 Duplex Pipes
- Seah Steel Corporation, Korea make SA 789 UNS 32520 Duplex Stainless Steel Seamless Pipe
- Kobe Special Tube, Japan make Duplex ASTM A789 32520 Pipe
- Tubacex Tubos Inoxidables S.A., Spain make UNS S32520 Duplex Stainless Steel Pipe
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A789 UNS 32520 Duplex Steel Pipe Dimensional Specification |
ANSI/ ASME B36.10, B36.19, B2.1 |
Marking on SA 789 32520 Duplex Steel Pipe |
- Specification
- Material Grade
- Nominal Size
- Schedule or Wall Thickness
- Method of Manufacturing (Seamless or Welded)
- Heat Number
- Manufacturer’s Name or Custom Logo - on request
Marked Pipe Sample: ASTM A789 UNS 32520 12" NB SCH 40S SEAMLESS HEAT NO. XXXX |
SA 789 UNS 32520 Duplex Stainless Steel Hollow Pipes |
A789 32520 Duplex Steel High pressure Pipes |
UNS S32520 Duplex Stainless Steel Custom Pipes |
Duplex Steel ASME SA 789 32520 Beveled End Pipes |
ASTM A789 UNS 32520 Hot Finished Pipe |
Schedule 40S A789 UNS 32520 Duplex Stainless Steel Pipe |
SA 789 32520 Duplex Steel ERW Pipe |
A789 32520 Duplex Steel EFW Pipe |
Cold Drawn ASME SA 789 UNS 32520 Pipe |
UNS S32550 grade F61 Duplex Seam Welded Pipe |
Alloy F255 UNS 32520 Square Pipes |
SA 789 32520 Duplex Steel Schedule 5S Pipes |
A789 UNS 32520 Duplex Steel Schedule 40 Pipes |
Welded SA 789 UNS 32520 Duplex Steel Cold Drawn Pipes |
UNS S32520 Stainless Steel Round Pipes |
Duplex ASTM A789 32520 Fabricated Pipes |
Duplex UNS S32520 EN 1.4507 Rectangle Pipes |
Cold Drawn UNS S32550 grade F61 Duplex Seamless Pipes |
SA 789 32520 Duplex Steel Polished Pipes |
ASTM A789 UNS 32520 Exhaust Pipes |
ASTM A789 UNS 32520 CDW Pipes |
A789 UNS 32520 Duplex Stainless Steel Rectangular Pipes |
SA 789 UNS 32520 Duplex Stainless Steel Overlay Pipe |
Duplex ASTM A789 32520 Bush Hex Pipe |
Thick Wall UNS S32520 Duplex Stainless Steel Pipe |
Thin Wall Duplex Steel ASME SA 789 32520 Pipe |
UNS S32520 Stainless Steel Cold Drawn Seamless Pipe |
High Temperature SA 789 UNS 32520 Duplex Steel Pipe |
A789 32520 Duplex Steel Capillary Pipes |
Small diameter A789 UNS 32520 Duplex Stainless Steel pipes |
1.4507 UNS 32520 Duplex Clad Pipes |
ASME SA 789 UNS 32520 Annealed pipes |
Seamless Alloy F255 UNS 32520 Pipe |
A789 UNS 32520 Duplex Steel Welded Pipe |
ASME SA 789 UNS 32520 SMLS Pipes |
UNS S32550 grade F61 Duplex Hexagonal Pipes |
Calculated from n S value of 38 700 psi 266.8 MPa) as per ASTM A789 Pipe at -20 to 100° (-28 to 37° (ASME B31.3.)