Aung Metals, a well-known manufacturer and supplier located in Naypyidaw, Myanmar, is all about crafting top-notch Alloy 20 Round Bars that are built to resist corrosion and stand the test of time. With a keen eye on quality and precision engineering, Aung Metals ensures that their products meet international standards, making them perfect for chemical processing and industrial applications. Their Alloy 20 Round Bars are particularly celebrated for their impressive resistance to sulfuric acid and other tough environments, which makes them a go-to choice for demanding tasks. Aung Metals is dedicated to supplying dependable, high-performance materials to clients in the chemical, petrochemical, and marine sectors, both in Myanmar and beyond.
These Alloy 20 Round Bars are primarily made up of nickel (32–38%), iron (the balance), chromium (19–21%), copper (3–4%), and molybdenum (2–3%), with a dash of niobium for stabilization. This special blend gives them remarkable resistance to sulfuric acid, pitting, and chloride stress corrosion cracking. On the mechanical side, Alloy 20 boasts a tensile strength of about 620 MPa, a yield strength of 300 MPa, and an elongation of 30–40%. Plus, it retains excellent ductility and formability, making it suitable for both high-temperature and corrosive environments.
Alloy 20 Round Bar Specification : ASTM B473 , ASME SB473
Dimension Standard : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size : 14mm-300mm
Thickness : 50 mm to 6000 mm Long
Length : 1 To 6 Meters, Custom Cut Length
Form : Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc.
| Grade | C | Mn | Si | S | Cu | Ni | Cr | Fe | Mo | P |
|---|---|---|---|---|---|---|---|---|---|---|
| Alloy 20 | 0.07 max | 2.00 max | 1.00 max | 0.035 max | 3.00 – 4.00 | 32.00 – 38.00 | 19.00 – 21.00 | 29.85 min* | 2.00 – 3.00 | 0.045 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|---|
| Alloy 20 | 8.1 g/cm3 | 1443 °C (2430 °F) | Psi -80,000, MPa -551 | Psi – 35,000, MPa – 241 | 30 % |
| STANDARD | UNS | WNR. | EN | AFNOR |
|---|---|---|---|---|
| Alloy 20 | N08020 | 2.4660 | NiCr20CuMo | Z2NCUD31-20AZ |
Type | SIZES (mm) | ISO Tolerance | SIZES (Inches) |
|---|---|---|---|
Peeled and Polished | 40.00 to 150.00 | h11-DIN 1013 | 1.50″ to 6.00″ |
Cold Drawn and Ground | 10.00 to 75.00 | h9-h8-h11-h10 | 5/6″ to 2.50″ |
Cold Drawn and Polish | 3.00 to 75.00 | h9-h8-h11-h10 | 1/8″ to 3.00″ |
Peeled and Ground | 20.00 to 50.00 | h10-h9-h11 | 3/4″ to 2.00″ |
Cut to size on request (tolerance +2/-0 mm). Standard lengths of Alloy 20 Bars 2000 mm up to 6000 mm available
50.0 | 6.0 |
65.0 | 9.0 |
55.0 | 7.0 |
45.0 | 5.0 |
70.0 | 10.0 |
60.0 | 8.0 |
75.0 | 12.0 |
90.0 | 20.0 |
80.0 | 16.0 |
130.0 | 30.0 |
100.0 | 25.0 |
160.0 | 35.0 |
120.0 | 40.0 |
Choose the right Alloy 20 Round Bar based on factors like corrosion resistance, strength requirements, and compatibility with your specific application environment.
The pressure rating of Alloy 20 Round Bar depends on factors such as size, temperature, and specific application conditions, typically determined through engineering calculations.
Yes, Alloy 20 Round Bar can be welded, offering excellent weldability with proper techniques.
Alloy 20 Round Bars find their place in industries that require exceptional corrosion resistance and structural integrity. You’ll often see them in chemical and petrochemical processing equipment, storage tanks, heat exchangers, and piping systems that face acidic conditions. They’re also popular in pharmaceutical, food processing, and marine applications thanks to their outstanding resistance to oxidation and intergranular corrosion. Additionally, Alloy 20 Round Bars are favored for making pump shafts, valves, and fasteners that need to withstand harsh chemical environments. Their strength, versatility, and durability make them a trusted choice for critical industrial operations.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Aung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Naypyidaw, Myanmar
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