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Alloy 20 Lap Joint Flanges

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Easy Installation

Strong Durability

Cost
Effective

Heat Resistance

Excellent Weldability

Corrosion Resistance

Based in Midland, UK, Hudson Flanges is a leading manufacturer of high quality flanges for various industrial applications. Specializing in custom and standard flange solutions, we offer a wide range of products, including large durable alloy 20 lap joint flanges. Known for their exceptional corrosion resistance and strength, these flanges are ideal for use in demanding applications such as chemicals and petrochemicals Hudson Flanges is committed to providing reliable, high-quality products with customers excellent service and fast delivery will be provided.

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Alloy 20 Lapped Joint Flanges in UK

Alloy 20 Lapped Joint Flanges

Alloy 20 LJRF Flange in UK

Alloy 20 LJRF Flange

20 Alloy LJFF Flange in UK

20 Alloy LJFF Flange

Alloy 20 The lap joint flange is made of high corrosion resistant steel containing nickel (34-38%), chromium (19-21%), molybdenum (2-3%) and copper (3-4%) formulated by sulfuric acid, Provides excellent resistance to nitric acid and other environmental corrosive agents. Mechanical properties include 50,000-70,000 psi tensile strength, 25,000 psi yield strength, and 35% elongation. Advantages of Alloy 20 lap joint flanges include corrosion resistance, high strength, excellent weldability, and pitting and cracking resistance, making them ideal for harsh chemical applications.

Table of Contents

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Alloy 20 Lap Joint Flanges Specification

SpecificationASTM B462 / ASME SB462
Size Chart1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
StandardsANSI/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
Pressure Rating ANSIClass 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
UNI6Bar 10Bar 16Bar 25Bar 40Bar
EN6Bar 10Bar 16Bar 25Bar 40Bar
CoatingOil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized
Test CertificatesEN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production TechniqueForged, Heat treated and machined
Connect Type/ 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
Special design

As per your drawing

AS, ANSI, BS, DIN and JIS
15 NB (1/2″) to 200 NB (8″)
Equal and Reducing Configurations

TestDirect-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
EquipmentPress machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Manufacturer ofANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange

B.S: BS4504 , BS3293, BS1560, BS10
AS 2129: Table D; Table E; Table H
ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
American standard (ANSI)
German (DIN)
British standard (BS)

DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 ASTM B462 FAlloy 20 Flanges
The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276

GradesAlloy 20
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Largest Alloy 20 Lap Joint Flanges Supplier in Midland, UK

Hudson Flanges, a leading supplier in Midland, UK, offers an extensive selection of Alloy 20 Lap Joint 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.

Contact us to get a quick quote for your requirement.

We offer These Flanges as per DIN, ISO, JIS or ANSI Standard.

Alloy 20 lap joint flanges are widely used in applications requiring resistance to aggressive environments, especially in the chemical, petrochemical and pharmaceutical industries and are ideal for applications surrounded by high levels of sulfuric acid, nitric acid and chloride including the environment. Typical applications include pipelines, heat exchangers, reactor vessels, and valves in industries such as food processing, power generation, and marine. Flanges are also used in pumps and compressors, providing excellent resistance to pitting, crevice corrosion and stress corrosion cracking, ensuring durability and long service life in critical applications.

ASTM B462 Alloy 20 Lap Joint Flanges Price List in Nottingham, Alloy 20 Lap Joint Flanges Manufacturer in UK, Alloy 20 Lap Joint Flanges Price List in United Kingdom, ANSI B 16.5 Alloy 20 Lap Joint Flanges Stockist in United Kingdom, 20 Alloy Lapped Joint Flanges United Kingdom, 20 Alloy Lap Joint Flanges Exporters in Nottingham, ASME SB462 Alloy 20 Lap Joint Flanges Price List

Types of Alloy 20 Lap Joint Flanges

Alloy 20 LJ Flanges in UK
Alloy 20 LJ Flanges
ASME B16.5 Alloy 20 LJ Flanges in UK
ASME B16.5 Alloy 20 LJ Flanges
Alloy 20 Lap Joint Pipe in UK
Alloy 20 Lap Joint Pipe
Alloy 20 Class 150 Lap Joint Flanges in UK
Alloy 20 Class 150 Lap Joint Flanges
Alloy 20 Raised Face Lap Joint Flanges in UK
Alloy 20 Raised Face Lap Joint Flanges
Alloy 20 Flat Face LJ Flange in UK
Alloy 20 Flat Face LJ Flange

Alloy 20 Lap Joint Flanges Equivalent grades

STANDARDWERKSTOFF NR.UNSAFNOREN
Alloy 202.4660N08020Z2NCUD31-20AZNiCr20CuMo

Pressure Rating of Alloy 20 Lap Joint Flanges

ASME/ANSI B 16.5Lap Joint Flange
PRESSURE CLASS150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47Blind Flange [Series A & B],Lap Joint Flange
PRESSURE CLASS75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36Lap Joint Flange
PRESSURE CLASS300, 400, 600, 900, 1500, 2500
PRESSURE CLASSPN 2.5 TO PN 40
BS 4504[PART 1]Hubbed Slip-On
PRESSURE CLASSPN 2.5 TO PN 400
BS 1560 BOSSHubbed Slip-On Hubbed Threaded
PRESSURE CLASS150, 300, 400, 600, 900, 1500, 2500
BS10Plate Slip-On Flange, Slip-On Boss Flange
TABLED, E, F, H
DIN FLANGESDIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673
PRESSURE CLASSPN 6 TO PN 100

Are Custom Sizes Available for Alloy 20 Lap Joint Flanges?

Yes, we offer custom sizes for Alloy 20 Lap Joint Flanges to meet specific project needs. Our team at Hudson Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@hudsonflanges.co.uk.

Material Testing

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.

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Application Industry of Alloy 20 Lap Joint Flanges

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