Sadiki Metals, located in Kinshasa, Congo, has earned a solid reputation as a reliable manufacturer and supplier of top-notch Alloy 20 Round Bars. Renowned for their commitment to excellence and precision, Sadiki Metals specializes in corrosion-resistant alloy products that meet international standards. With state-of-the-art manufacturing facilities and a strong focus on quality assurance, the company serves various industries, including chemical processing, pharmaceuticals, food, and marine engineering. They prioritize durability, reliability, and customer satisfaction, making them a go-to source for Alloy 20 Round Bars throughout Africa and beyond. Their offerings blend innovation, exceptional performance, and competitive pricing.
Alloy 20 Round Bar is an austenitic alloy made from nickel, iron, and chromium, with added copper and molybdenum. Typically, it contains 32–38% nickel, 19–21% chromium, 2–3% molybdenum, along with trace amounts of copper and niobium to boost corrosion resistance. This alloy showcases impressive mechanical strength, boasting a tensile strength of about 620 MPa, a yield strength of 300 MPa, and an elongation of 35%. It stands out for its remarkable resistance to sulfuric acid and chloride stress corrosion cracking, making it perfect for tough industrial settings.
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 extensive use in industries that demand exceptional corrosion resistance and strength. They are commonly used in chemical and petrochemical processing equipment, heat exchangers, storage tanks, pickling racks, and piping systems that handle acidic solutions. Additionally, they play a vital role in pharmaceutical, food, and dye manufacturing plants, where purity and contamination resistance are essential. In the marine and power generation sectors, Alloy 20 Round Bars deliver reliable performance even in harsh, corrosive environments. Their versatility, durability, and ease of fabrication make them a favored choice for engineers and manufacturers around the globe.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sadiki Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Kinshasa, Congo
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