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Wiraphan Sheets and Plates, a reputable manufacturer and supplier located in Bangkok, Thailand, specializes in high-quality Alloy 20 Steel Angles that are perfect for corrosion-resistant and structural applications in tough industrial settings. Crafted with precision and adhering to international standards, these angles boast impressive resistance to acids, high temperatures, and corrosive substances, all while maintaining their mechanical strength and durability. You’ll find Alloy 20 Steel Angles from Wiraphan being utilized in various sectors, including chemical processing, petrochemical plants, pressure vessels, piping systems, and structural frameworks. The company prides itself on timely deliveries, competitive pricing, and dependable customer support for clients both at home and abroad.
These Alloy 20 Steel Angles are primarily made up of iron, nickel (around 32–38%), chromium (19–21%), copper (2–3%), and molybdenum (2–3%), with some trace elements added to boost their corrosion resistance and mechanical properties. This unique composition ensures they resist pitting, crevice corrosion, and both oxidizing and reducing acids. On the mechanical side, these angles showcase high tensile and yield strength, good toughness, and exceptional durability, making them ideal for structural and load-bearing applications in challenging environments.
Specifications : ASTM B473, B464, B468 / ASME SB473, SB464, SB468
Angle Size Range : 20 x 20 mm to 100 x 100 mm
Angles Thickness : 3 to 12 mm (depending on size)
Channel Size Range : Base: 80 to 150 mm; Side: 40 to 75 mm
Channel Thickness : 5 to 6 mm (depending on size)
Length : 3MTR, 4MTR, 5MTR, 6MTR, or Custom Cut Sizes
| STANDARD | WERKSTOFF NR. | UNS | EN | AFNOR |
| Alloy 20 | 2.4660 | N08020 | NiCr20CuMo | Z2NCUD31-20AZ |
| Grade | C | Mn | Si | S | P | Fe | Ni | Cr | Mo | Cu |
| Alloy 20 | 0.07 max | 2.00 max | 1.00 max | 0.035 max | 0.045 max | 29.85 min | 32.00 – 38.00 | 19.00 – 21.00 | 2.00 – 3.00 | 3.00 – 4.00 |
| 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 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Wiraphan Sheets and Plates based in Bangkok, Thailand, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.
Alloy 20 Steel Angles find extensive use in chemical processing equipment, heat exchangers, storage tanks, piping supports, and industrial frameworks that face acidic or corrosive conditions. They’re also a great fit for structural components in petrochemical plants, desalination facilities, and wastewater treatment plants. With their combination of corrosion resistance, mechanical strength, and versatility, Alloy 20 Steel Angles are a top choice for advanced industrial, chemical, and engineering applications.
Yes, we offer custom sizes for Alloy 20 Steel Angle to meet specific project needs. Our team at Wiraphan Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@wiraphansheetsplates.com.
Alloy 20 Steel Angle is widely used in industries requiring excellent corrosion resistance and strength. It is commonly found in chemical and petrochemical plants, particularly in the construction of heat exchangers, piping systems, and reactors that handle sulfuric acid and other aggressive chemicals. The alloy’s resistance to pitting and stress corrosion makes it ideal for pharmaceutical manufacturing and food processing equipment. It is also used in aerospace components, pollution control systems, and marine environments. Its versatility and durability make it suitable for a variety of structural and industrial applications.
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