Hemi Metals, located in Hamilton, New Zealand, is a reliable supplier of Super Duplex Steel Rectangular Bars, celebrated for their remarkable strength, toughness, and resistance to corrosion. With a focus on high-performance metals, Hemi Metals guarantees that each rectangular bar adheres to rigorous quality standards, offering dependable and long-lasting solutions for challenging industrial applications. These bars are perfect for manufacturers, engineers, and fabricators who need materials that can endure harsh chemical, thermal, and mechanical conditions. Thanks to their technical expertise, customized solutions, and prompt delivery, Hemi Metals has established itself as a go-to partner for the offshore, chemical, and marine sectors both in New Zealand and around the globe.
Super Duplex Steel Rectangular Bars are high-alloy duplex stainless steels that boast a well-balanced mix of chromium, nickel, molybdenum, and nitrogen. This unique composition provides exceptional mechanical strength, impressive toughness, and outstanding resistance to pitting, crevice, and stress corrosion cracking, especially in chloride-rich and aggressive chemical environments. Typical mechanical properties include a tensile strength ranging from 850 to 1000 MPa, yield strength between 550 and 750 MPa, and a hardness of about 280 to 320 HB. The blend of superior strength, corrosion resistance, and durability makes these rectangular bars perfect for critical and long-lasting industrial applications.
Specifications : ASTM A276, ASME SA276
Standard : ASTM, ASME
Size : 6 mm to 120 mm.
Length : 1 to 6 Meters, Custom Cut Lengths
Dimensions : EN, DIN, JIS, ASTM, BS, ASME, AISI
| Material | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| Super Duplex Steel | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
When selecting Super Duplex Steel Rectangular Bars, consider factors like corrosion resistance, mechanical strength, operating temperature, application environment, and compliance with industry standards for optimal performance.
Yes, Super Duplex Steel Rectangular Bars can be welded using appropriate techniques such as TIG or MIG welding. However, proper heat control is necessary to maintain their corrosion resistance and mechanical properties.
Super Duplex Steel Rectangular Bars are not ideal for cryogenic applications, as their toughness and ductility may decrease at extremely low temperatures, potentially leading to brittleness in such environments.
Super Duplex Steel Rectangular Bars find extensive use in offshore, oil and gas, chemical processing, desalination, and marine industries. They are commonly utilized in structural components, pump and valve parts, shafts, heat exchangers, piping systems, and pressure vessels that are exposed to corrosive environments. Their exceptional mechanical strength and remarkable corrosion resistance make them ideal for high-stress applications where reliability and safety are paramount.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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