Alloy 20 Flanges

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Alloy 20 Flanges Manufacturer, Exporter and Supplier in Auckland, New Zealand

Alloy F20 ASTM B462 Threaded Flanges Price In Wellington, WERKSTOFF NO 2.4660 Alloy Socket Weld Flanges Exporter In Auckland, Alloy F20 Flanges Dealer In Christchurch, New Zealand.

Alloy 20 flangesare essential elements in piping systems, especially valued for their outstanding corrosion resistance, most notably in acidic conditions. Alloy 20, also referred to as Carpenter 20, is a nickel-iron-chromium alloy enhanced with copper and molybdenum, granting it superior protection against sulfuric acid, phosphoric acid, and other harsh chemicals. These flanges are in high demand across sectors like chemical processing, pharmaceuticals, food processing, and beyond, where resistance to corrosion is critical. The distinctive makeup of Alloy 20 delivers not just corrosion resistance but also outstanding mechanical characteristics, making it a dependable option for challenging applications where strength and long service life are vital.

Alloy 20 Flanges Specifications

Specifications :ASTM B462 / ASME SB462

Dimensions :ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Standard :ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Size :1/2″NB TO 60″NB

Class / Pressure :150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Flange Face Type :Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Alloy 20 Flanges Chemical Composition

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

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Alloy 20 Flanges Mechanical Properties

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 %

Top Alloy 20 Flanges Manufacturing Company in Auckland

At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. Featuring modern production facilities strategically situated in the New Zealand, we maintain an extensive stock of more than 25,000 tons of top-quality materials kept readily on hand.

Reach out to us for a fast quote tailored to your requirement.

We supply These Alloy 20 Flanges conforming to DIN, ISO, JIS or ANSI Standard.

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Advantages of Alloy 20 Flanges

Water resistance: Alloy 20 is composed of nickel, chromium, molybdenum, and copper, which deliver corrosion resistance in acidic settings like sulfuric acid, phosphoric acid, nitric acid, and more. This corrosion resistance makes Alloy 20 flanges well suited for chemical processing, food processing, pharmaceutical processing, and other applications of HNG concern
High strength: Even at high temperatures, Alloy 20 retains its mechanical properties, offering excellent strength and hardness. As a result, Alloy 20 flanges are a good fit for applications that demand strength and dependability under extreme conditions.
Versatility:Alloy 20 is suitable for a range of applications including piping systems, heat exchangers, pumps, valves, flanges, and more. Because of its versatility, it can be used across many industries, including chemical processing, petrochemicals, pharmaceuticals, and food service management.
Easy to manufacture: Alloy 20 is readily welded and shaped into intricate forms, flanges among them. This ease streamlines the process and makes it possible to design custom flanges tailored to particular project needs.
Longevity:Owing to its corrosion resistance and outstanding strength, the Alloy 20 flange lasts a long time, lowering the need for regular maintenance and replacement. This durability delivers long-term cost savings and dependable performance in demanding environments.

Types of Alloy 20 Flanges

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Alloy 20 Flanges Uses

Application Industry

Alloy 20 flanges enjoy broad use across numerous industries thanks to their outstanding mechanical properties and their resistance to wear corrosion, and high temperatures. You will find these flanges applied extensively throughout the oil and gas, petrochemical, power generation, and aerospace sectors. They serve a key role in connecting equipment, valves, and piping systems. Their remarkable strength, toughness, and wear resistance make them ideal for uses subjected to demanding operating conditions, including high temperatures, high pressures, and corrosive settings.

Oil & Gas Industry

Aerospace Industry

Petro Chemical Industry

Power Generation Industry

Can Alloy 20 Flanges be recycled after use?

Yes,Alloy 20 flanges are recyclable once they have been used. Nickel-based alloys such as Alloy 20 qualify as recyclable materials. Once their service life ends, they can be gathered, processed, and repurposed to make new products or materials, supporting sustainability and resource conservation initiatives.

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