Neesham Flanges, located in Hamilton, New Zealand, stands out as a top manufacturer and supplier of high-quality Alloy 20 Orifice Flanges, specifically crafted for precise flow measurement and exceptional corrosion resistance. With a strong emphasis on engineering excellence, this company produces flanges that not only meet global industry standards but also thrive in tough chemical environments. Neesham Flanges caters to vital sectors such as chemical processing, petrochemicals, pharmaceuticals, and food production, delivering durable and meticulously machined products. Their unwavering commitment to quality, reliability, and customer satisfaction has established Neesham Flanges as a trusted name for Alloy 20 Orifice Flanges, both in New Zealand and beyond.
Alloy 20 Orifice Flanges are made from a nickel-iron-chromium austenitic alloy, enhanced with copper, molybdenum, and niobium to boost corrosion resistance and mechanical stability. The high nickel content provides excellent resistance to acids, while chromium offers added protection against oxidation, and copper enhances performance in sulfuric acid environments. These flanges boast impressive tensile and yield strength, along with good toughness across a range of temperatures. Their outstanding resistance to pitting, crevice corrosion, and stress-corrosion cracking makes Alloy 20 the go-to choice for challenging industrial conditions.
Alloy 20 Orifice Flanges Specifications: ASTM B462/ ASME SB462
Alloy 20 Orifice Flanges Dimensions: ANSI/ASME B16.36, Series A & B, BS4504, BS 10, EN-1092, DIN, etc.
Alloy 20 Orifice Flanges Standard: ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Alloy 20 Orifice Flanges Size: 1/2″ (15 NB) to 48″ (1200NB)
Alloy 20 Orifice Flanges Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Alloy 20 Orifice Flange Face Type : Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Neesham Flanges, a leading supplier in Hamilton, New Zealand, offers an extensive selection of Alloy 20 Orifice Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
Alloy 20 Orifice Flanges find their place in applications that demand precise flow measurement and the ability to withstand aggressive chemicals. They’re commonly used in chemical processing plants that handle sulfuric acid, nitric acid, and chloride-rich solutions. The petrochemical industry relies on these flanges for dependable flow control and leak-free pipeline operations, even under high pressure and temperature. In pharmaceutical and food processing settings, Alloy 20 ensures cleanliness, durability, and resistance to contamination. Other applications include heat exchangers, pressure vessels, refineries, and industrial piping systems, where accurate metering and long-lasting corrosion resistance are crucial.
| Grade | DIN | UNS | EN | AFNOR |
| Alloy 20 | 2.4660 | N08020 | NiCr20CuMo | Z2NCUD31-20AZ |
Yes, we offer custom sizes for Alloy 20 Orifice Flanges to meet specific project needs. Our team at Neesham Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@neeshamflanges.com.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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