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Premium Alloy 20 Flanges – Neonox

Alloy 20 Flanges – Features & Applications

Alloy 20 is a highly versatile material widely used across various industries due to its excellent resistance to corrosion and acid attacks. It also offers superior mechanical properties, making it a preferred choice for manufacturing flanges used in connecting pipes, valves, and other equipment.

At Neonox, we offer a wide range of Alloy 20 flanges, including weld neck, blind, slip-on, socket weld, and threaded flanges. Weld neck flanges are ideal for high-stress applications, while blind flanges are used to seal pipelines or equipment. Slip-on flanges are suitable for low-pressure systems, and socket weld flanges are commonly used for smaller pipe sizes due to their cost-effectiveness and ease of installation.

Neonox Alloy 20 threaded flanges provide versatility for both low- and high-pressure applications. Designed with precision and durability, our flanges ensure reliable performance and long service life in demanding industrial environments.

Carpenter 20 Slip On Flanges, Alloy 20 Socket Weld Flanges, Incoloy® Alloy 20 Blind Flanges, Alloy 20 Welding Neck Flanges, Alloy 20 Nipolet Flanges Supplier in India – Neonox

Alloy 20 flanges are widely used across various industries due to their excellent mechanical properties and superior corrosion resistance. At Neonox, our Alloy 20 flanges are commonly applied in chemical processing, pharmaceutical, and food processing industries where durability and hygiene are essential. They are also suitable for seawater applications, refining, and oil & gas production, ensuring reliable performance in demanding and corrosive environments.

Alloy 20 Flanges Specifications

StandardASTM B564 / ASME SB564
DimensionsANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Flange Size Chart1/2" (15 NB) to 48" (1200NB), DN10~DN5000
Pressure RatingClass 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Pressure Calculation in DIN6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
JIS16 K, 5K, 10 K, 20 K, 30 K, 40 K, 63 K
Flange Connection / Flange Face TypeRaised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove, Flange Pipe.
OriginWest Europe / Japan / Indian / USA / Korean
Types of FlangesThreaded / Screwed / Forged / Plate
CoatingYellow Transparent, Zinc Plated, Anti-rust Paint, Oil Black Paint, Cold and Hot Dip Galvanized
Test Of FlangeDirect-reading Spectrograph, Ultrasonic flaw detector, Magnetic particle detector, X-ray detector, Hydrostatic testing machine.
Production technique UsedHeat treated, Forged and Machined
EquipmentPress machine, Bending machine, Pushing Machine, Sand-blasting machine, electric bevelling machine etc.
Test CertificatesEN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report, etc

Alloy 20 Puddle Flanges, Alloy 20 Socket Weld Flanges, Alloy 20 Lap Joint Flanges, Alloy 20 Weldo Flanges, Carpenter 20 Spectacle Blind Flanges, Alloy 20 Forged Flanges Supplier in India – Neonox

Alloy 20 flanges are widely used in demanding environments that require excellent resistance to sulfuric acid, phosphoric acid, and chloride stress corrosion cracking. At Neonox, these flanges are commonly applied in chemical processing, marine, and industrial systems, and can also serve as a cost-effective alternative to nickel-based alloys in specific applications. They are suitable for joining materials with varying corrosion resistance levels.

Neonox Alloy 20 flanges offer superior corrosion resistance compared to standard stainless steel, along with excellent protection against pitting and crevice corrosion. Their durability, long service life, and minimal maintenance requirements make them a reliable and cost-efficient choice for critical industrial operations.

Designed for strength and versatility, Alloy 20 flanges by Neonox deliver excellent mechanical properties and consistent performance in harsh environments. With a wide range of flange types available, they provide flexible solutions for securely connecting pipes, valves, and equipment across various industries.