Pipes and tubes are essential in our daily lives. They are made of various materials. Alloy 20 Seamless Pipe, an iron, chromium, and nickel base austenitic material, is one such type of pipe. It is resistant to acid attacks, particularly sulfuric acid. It is also resistant to general corrosion. These pipes, also known as Carpenter 20 pipes, are said to be resistant to crevice corrosion and pitting in chemical environments. Furthermore, they are highly resistant to phosphoric and nitric acid corrosion. In addition, Alloy 20 Seamless Pipe is resistant to stress corrosion cracking in boiling 20% – 40% sulfuric acid.
ASME SB 729 UNS N08020 material has excellent mechanical properties and is simple to manufacture. This alloy can be stabilized by the addition of niobium, which aids in the resistance to intergranular corrosion. During the welding process, Alloy 20 Welded Pipes exhibits low carbide precipitation. Heat exchangers, pickling equipment, and mixing tanks all use these pipes. In addition, Incoloy Alloy 20 ERW Pipe can be found in the plastic, petroleum, food, and pharmaceutical industries. Alloy 20 tube has excellent chemical properties at low and high temperatures up to 930 degrees Fahrenheit. Alloy 20 Seamless Pipe is an austenitic stainless steel designed for sulfuric acid applications. It is more resistant to pitting and chloride ion corrosion than Stainless Steel 304 Pipes. Copper protects it from sulfuric acid.
Table of Content
|Specification||ASTM B729 / ASME SB729|
|Size||5.0 mm – 1219.2 mm|
|Outside Diameter||6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock|
|Finish||Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF|
|Thickness Range||0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS|
|Type||Seamless / ERW / Welded / Fabricated / CDW|
|Form||Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes|
|Length||Single Random, Double Random & Required Length End: Plain End, Beveled End, Treaded|
|End Protection||Plastic Caps|
|Surface Finish||2B, No.4, No.1, No.8 Mirror Finish for Alloy Seamless Pipes, Finish as per customer Requirements|
|Delivery Condition||Annealed and Pickled, Polished, Bright Annealed, Cold Drawn|
|Schedule||SCH5, SCH10, SCH40, STD, SCH80, SCH160|
|Pipe End||Plain End, Beveled End, Treaded.|
|UNS Designation & International Equialent for Alloy 20 Seamless Pipes|
|Alloy 20||0.02 max||1 – 2||0.7 max||0.02 max||0.02 max||19 – 21||32 – 38|
|Grade||Density||Melting Point||Tensile Strength||Yield Strength (0.2%Offset)||Elongation|
|Alloy 20||8.1 g/cm3||1443 °C (2430 °F)||Psi – 80000 , MPa – 551||Psi – 35000 , MPa – 241||30 %|
Check ASME B36.19 Alloy 20 Seamless Pipe, B729 Alloy 20 Sch 40 Seamless Pipe dimensions and thickness chart, SB 729 Alloy 20 Seamless Pipe and 20 Alloy DIN 2.4660 Square Seamless Pipe price per meter in India
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