yes Alloy 20 Flanges, Carpenter Alloy 20 Weld Neck Flanges
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Mumbai - 400004, India

Stainless Steel Flanges

Alloy 20 Flanges




Alloy 20 RTJ Flange Supplier in Mumbai, Alloy 20 Alloy Spacer Flange Stockists, Distributors of Alloy 20 Blind Flanges, Alloy 20 Alloy Threaded Flanges Exporter, Alloy 20 Raised Face Weld Neck Flanges, Alloy 20 Forged Flanges Manufacturer, Alloy 20 Industrial Flanges Stockists, Alloy 20 Flanges


Vishal Tube Industries is known to be the best Exporter, Delar and Manufacturer of Alloy 20 Flanges in Mumbai, India. We Supply Alloy 20 Flanges using the best quality raw material and new technology, which makeing them more durable. Alloy 20 Pipe Flanges combines exceptional corrosion resistance with elevated mechanical properties and also comparatively simple fabrication properties. Even though the metal was initially made to be utilised in sulfuric acid associated sectors, Alloy 20 Weld Neck Flanges is presently a favorite selection for a wide selection of industries. The list of businesses which use the ANSI B16.5 Alloy 20 Ring Type Joint Flanges Dimensions comprises the pharmaceutical, food, chemical, and plastics companies. Additionally, many Alloy 20 Spectacle Blind Flanges Manufacturer indicate this superalloy to buyers that need flanges or elements to be utilised in applications like mixing tanks, metal cleaning, heat exchangers and pickling equipment, and piping.


Alloy 20 Flanges

Alloy 20 Forged Flanges is widely used for chemical, food and pharmaceutical processing. For stabilization against sensitization and consequent inter-granular corrosion ASTM B462 Uns N08020 Nickel Alloy 20 Flanges comprises niobium. Alloy 20 Socket Weld Flanges can be utilized for chemical process piping, reactor vessels, bubble caps, etc. Just low surface-cutting rates are possible in Alloy 20 Slip On Raised Flanges in comparison with low-alloy conventional austenitic stainless steel. A reduce hardness can be obtained at Alloy 20 Spectacle Blind Flanges by warmth to 2100 Degree F although that might have a negative influence in the insertion of this Alloy. Alloy UNS N08020 Slip On Flanges is frequently employed for Procedure piping and Mixing tanks.

20 Alloy Weld Neck Flange resists pitting and chloride ion corrosion along with its aluminum material shields it out of sulfuric acid. Meanwhile, Alloy 20 Threaded Flanges are also being supplied in various shapes and sizes to our clients, where we additionally offer you the same in best deals. Welding of those Alloy 20 Socket Weld Flanges is often performed through, TIG, MIG in addition to submerged arc welding (SAW) with the fitting filler alloy, ER320LR for both TIG and MIG and E320LR for SAW. Thus, depending on who you speak to this metal might be known as those Alloy WERKSTOFF NR. 2.4660 Weld Neck Flange or as a nickel alloy.

ASTM B462 WP20CB Flange Weight Chart


Specifications Alloy 20 Flanges
Alloy 20 Flanges Standards ANSI/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 Flanges.
ASME B16.5 Alloy 20 Flange size range 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Alloy 20 Flange Standard DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
Alloy 20 Flange Standard ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Alloy 20 Flange Standard UNI 6Bar 10Bar 16Bar 25Bar 40Bar
Alloy 20 Flange Standard EN 6Bar 10Bar 16Bar 25Bar 40Bar
Alloy 20 Flange Standard JIS 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
Main Types Forged / Threaded / Screwed / Plate
Flange supporting material Gasket, Ring Joint, Flange Bolts
Most common types of Alloy 20 Flanges
  • Socket Weld Ring Flange (SWRF), Alloy 20
  • Threaded Ring Flange, Alloy 20
  • Blind Ring Flange (BLRF), Alloy 20
  • Weld Neck Ring Flange (WNRF), Alloy 20
  • Slip-On Ring Flange (SORF), Alloy 20
  • Ring Type Joint Flange (RTJF), Alloy 20
  • Lap Joint Ring Flange (LJRF), Alloy 20
Connect Type/ Flange Face Type Raised 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
Alloy 20 Pipe Flanges Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production technique
  • Forged, Heat treated and machined
Special design

As per your drawing

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

Nickel Threaded Flange, Socketweld Flange, Slip-On Flange, Blind Flange, Weld Neck Flange
Specialized manufacturer of
  • DIN 2566 en 1092 1
  • Pn16 Flange
  • DIN 2566 pn16
  • Rtj Flange
  • Alloy 20 Sorf Flange
  • Alloy 20 Table Flanges
  • DIN 2566 pn10
  • Alloy 20 Large Diameter Flange
  • Alloy 20 Threaded Flanges
  • Alloy 20 Blind Flanges
  • Alloy 20 Plate Flange
  • Alloy 20 Weld Neck Flanges
  • Alloy 20 Loose Flanges
  • Alloy 20 Orifice Flange
  • Alloy 20 Slip-On Flanges
  • Alloy 20 Lap Joint Flange
  • Alloy 20 Socketweld Flanges
  • Alloy 20 AS 4087 Water Flanges
Test Hydrostatic testing machine, Direct-reading Spectrograph,UI trasonic flaw detector, X-ray detector, Magnetic particle detector
Equipment Bending machine, Press machine, electric bevelling machine, Pushing Machine, Sand-blasting machine etc
Origin West Europe /Indian / USA / Japan / Korean
Alloy 20 Flanges Standard

ANSI 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

  • AS 2129: Table D; Table E; Table H
  • B.S: BS4504 , BS3293, BS1560, BS10
  • ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
  • ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
  • American standard (ANSI)
  • ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
  • British standard (BS)
  • German (DIN)
  • Any other specilised flanges
  • The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203;UNI2276
  • 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
Key markets and industries for Alloy 20 Flanges
  • Nuclear power (mostly seamless).
  • Heavy oil refineries.
  • Bitumen upgraders.
  • Petrochemicals and acids.
Export to Indonesia, Ireland, Ukraine, Singapore,Saudi Arabia,Canada, Peru, Dubai, Brazil, Iran, Korea, USA, India, Egypt, Thailand, Spain, Oman etc
Alloy 20 Flanges Application
  • To Connect Pipe & Tubes in Power, Petroleum,Construction, Chemical, Gas, Shipbuilding,Metallurgy, etc
Equivalent Grades for 20 Alloy Industrial Pipe Flanges

STANDARD WERKSTOFF NR. UNS AFNOR EN
Alloy 20 2.4660 N08020 Z2NCUD31-20AZ NiCr20CuMo
Chemical Composition of Grade Alloy 20 Pipe Flanges

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

Mechanical Properties of ASTM B462 Alloy 20 Plate Flanges

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 %

ASTM B462 WP20CB Flange Weight Chart

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS4087 PN14 95 67 4 M12 14
AS 2129 Flange Table C 95 67 4 13 14
Table D 95 67 4 13 14
Table E 95 67 4 13 14
Table F 95 67 4 13 14
Table H 114 83 4 16 17
Table J 114 83 4 16 17
ANSI B16.5 ANSI 150 89 60 4 13 16
ANSI 300 95 67 4 13 16
ANSI 600 95 67 4 13 16
ANSI 900 121 83 4 19 22
ANSI 1500 121 83 4 19 22
ISO 7005 (DIN) Flange PN6 80 55 4 M10 11
PN10 95 65 4 M12 14
PN16 95 65 4 M12 14
PN20 90 60.5 4 M14 16
PN25 95 65 4 M12 14
PN40 95 65 4 M12 14

Dimensions of Alloy 20 Flanges


Advantages Flanges

  •  Ventilation facility pipeline
  •  Solar energy facility
  •  Chemical industrial pipeline
  •  Water supply facility
  •  Food and Nourishment Industrial Pipeline
  •  Agriculture and garden production transporting system

Uses & Application


Chemical Oil Mills Petrochemical Mining
Fertilizers Shipbuilding Power Plant Steel Plant
Oil & Gas Defence Paper Ports
Cement Engineering Co. Sugar Government Org. etc.

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Why choose us for Alloy 20 Flanges

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