Alloy Steel Flanges Manufacturer in India

Regal Sales Corporation is one of the recommended manufacturer Of Alloy Steel Flanges In India. Our Alloy Steel Collar Flanges has supreme quality, sturdy construction, high strength, flawless finish and ехсеllеnt gеnеrаl соrrоsіоn rеsіstаnсе tо sulfurіс асіd аnd tо сhlоrіdе strеss соrrоsіоn сrасkіng. Type Alloy Steel Lap Joint Flanges with chromium contents of at least 20 % tо 40 %, can be used at temperatures up to 1725 Degree F – 1850 Degree F (941 Degree C – 1010 Degree C). C. Type Alloy Steel Blind Flanges (BLRF) have no appreciable price difference between alloy steel flange. Alloy Steel Plate Flanges have temperature range where corrosion resistance is important. Alloy Steel Slip On Flange (SORF) is resistant to atmospheric conditions, water and some chemicals. Flat Face Flange is mostly used in the alloy steel flange family.

Alloy Steel Spectacle Blind Flange & Alloy Steel Threaded Flange is a general alloy steel usually supplied in the Normalised and Tempered or Quench and Tempered condition. Alloy Steel Welding Neck Flange(WNRF) which give service where corrosion resistance is important.

Our Alloy Steel Flange dependent on final requirement of customers. We believe in customers satisfaction with our product and quality of product which we gonna supply to our customers. We Are most versatile and widely Supplier of Alloy Steel Raised Face Flanges. The benefits of our manufacture Alloy Steel Flanges include a long service life that will retain an attractive, clean finish with low maintenance cost, therefore contact us.

ASTM A182 AS Plate Flange Price List, Alloy Steel Forged Flanges Material.

Standard Specifications for Alloy Steel Flange
  CHROME ALLOYS A182 F1, F5, F6, F7, F9, F11, F12, F22, F51 
Material Alloy steel ASTM A182 A182 F12, F11, F22, F5, F9, F91etc.
Standard ANSI Class 150 Flanges-Class 2500 Flanges
DIN 6Bar 10Bar 16Bar 25Bar 40Bar
JIS 5K Flanges-20K Flanges
UNI 6Bar 10Bar 16Bar 25Bar 40Bar
EN 6Bar 10Bar 16Bar 25Bar 40Bar
Surface Anti-rust oil, clear lacquer, Black lacquer, Yellow lacquer, hot-dipped Galvanized, electrical galvanized
Connection Welding, Threaded
Technical Forged, Casting
Size DN10-DN3600

1. Standard export packaging (Plywood Case Of Outside, Plastic Cloth of Inside). 2:As Customers' Requirements

Heat Treatment Normalizing, Annealing, Quenching Tempering
Certificate TUV, ISO9001:2008, PED97/23/EC, ISO14001:2004, OHSAS18001:2007
Applications Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry, and general pipes connecting projects etc.

ASME B16.5 Alloy Steel Flange size range 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Alloy Steel Flange Standards ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flange, ASME Flange, BS Flange, DIN Flange, EN Flange, GOST Flange.
Alloy Steel Flanges Class / Pressure DIN:PN6 PN10 PN16 PN25 PN40; ANSI: 
class: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, 
DIN Standard ND-PN6, PN10, PN16, PN25, PN40, PN64 etc.
JIS: 5K, 10 K, 16 K 20 K,30 K,40 K, 63 K;
Main Types Forged / Threaded / Screwed / Plate
Alloy Steel Pipe Flange Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Types of Alloy Steel Flange
  • Weld Neck Ring Flange (WNRF)
  • Slip-On Ring Flange (SORF)
  • Blind Ring Flange (BLRF)
  • Socket Weld Ring Flange (SWRF)
  • Threaded Ring Flange
  • Lap Joint Ring Flange (LJRF)
  • Ring Type Joint Flange (RTJF)
Production technique
  • Forged, Heat treated and machined
Connect Type/ Flange Face Type Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ), Lap-Joint Face (LJF), Large Male-Female (LMF), Small Male-Female (SMF), Large Tongue & Groove, Small Tongue, Groove
Special design As per your drawing
15 NB (1/2") to 200 NB (8")
Equal and Reducing Configurations

Alloy Steel Threaded Flange, Slip-On Flange, Socketweld Flange, Weld Neck Flange, Blind Flange

Test Direct-reading Spectrograph,Hydrostatic testing machine,X-ray detector,UI trasonic flaw detector,Magnetic particle detector
Equipment Press machine ,Bending machine,Pushing Machine,electric bevelling machine Sand-blasting machine,etc
Origin West Europe / Japan / Indian / USA / Korean
Specialized manufacturer of Alloy Steel Gr. F5 Blind Flanges Gr. F9 Table Flanges, ANSI B16.5 Chrome Moly Weld Neck Flanges, ASME SA182 Alloy Steel Threaded Flanges Slip-On Flanges Socketweld Flanges Plate Flanges Lap Joint Flanges Loose Flanges, and Alloy Steel Orifice Flanges. Alloy Steel AS 4087 Water Flanges are available in class 150, 300, 600, 900, 1500 and 2500

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
  • DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638
  • 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
  • AS 2129: table D; table E; table H
  • The other standard:AWWA C207;EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203;UNI2276
  • American standard (ANSI)
  • German (DIN)
  • British standard (BS)
  • Any other specilised flanges
  • ASME B1.20.1, Pipe Threads, General Purpose
  • ASME B16.1, Cast Iron Flanges and Flanged Fittings Classes 25, 125 and 250
  • ASME B16.5, Pipe Flanges and Flanged Fittings NPS 1/2 Through NPS 24
  • ASME B16.11, Forged Fittings, Socket Welding and Threaded
  • ASME B16.25, Buttwelding Ends
  • ASME B16.36, Orifice Flanges
  • ASME B16.47, Large Diameter Steel Flanges NPS 26 Through NPS 60
  • ASME B31.1, Power Piping
  • ASME B31.3, Process Piping
  • ASME B46.1, Surface Texture (Surface Roughness, Waviness, and Lay)
Key markets and industries for Alloy Steel Flanges
  • Bitumen upgraders.
  • Heavy oil refineries.
  • Nuclear power (mostly seamless).
  • Petrochemicals and acids.
Straight Piping Connection Application
  • To Connect Pipe & Tubes in Petroleum, Power, Chemical, Construction, Gas, Metallurgy, Shipbuilding etc
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Chemical Composition of Alloy Steel Flanges

Grade C Mn Si P S Cr Mo
Alloy Steel F1 0.15 max 0.3-0.6 0.5 0.03 0.03 4-6 0.44-0.65
Alloy Steel F5 0.15 max 0.3-0.6 0.5-1.0 0.03 0.03 4-6 0.44-0.65
Alloy Steel F9 0.15 max 0.3-0.6 0.5-1.0 0.03 0.03 8-10 0.9-1.1
Alloy Steel F11 0.5-0.15 0.3-0.6 0.5-1.0 0.03 0.03 1.0-1.5 0.44-0.65
Alloy Steel F12 0.15 max 0.3-0.6 0.5 0.03 0.03 4-6 0.44-0.65
Alloy Steel F22 0.50.15 max 0.3-0.6 0.5 0.03 0.03 4-6 0.44-0.65
Alloy Steel F91 0.15 max 0.3-0.6 0.5-1.0 0.03 0.03 8-10 0.9-1.1

Alloy Steel Plate Flanges Mechanical Properties

Grade Tensile Strength Yield Strength (0.2%Offset) Elongation
Alloy Steel F1 275 485 20 %
Alloy Steel F5 275 485 20 %
Alloy Steel F9 380 585 20 %
Alloy Steel F11 205 415 20 %
Alloy Steel F12 275 485 20 %
Alloy Steel F22 205 415 20 %
Alloy Steel F91 380 585 20 %
Dimensions Of Alloy Steel Flange
Size Chart Of ASTM A182 Alloy Steel Flange
Alloy Steel Flanges Available Types
Alloy Flanges Manufacturer Alloy Steel Flanges EN 1092-1 Flanges
Alloy F1 Puddle Flange ASME SA182 Alloy Steel Tank Flange
A182 Alloy Steel RTJ Flanges Alloy Steel Flanges WNRF Flanges Supplier
Alloy F5 SORF Flanges Alloy Steel A182 BLRF Flanges
AS Screwed Flange Exporter Alloy Split Flange Stockist
Alloy F11 SAE Flanges ASME SA182 F91 Wholesaler
Alloy Steel A182 Puddle Flanges ASTM A182 F22 Exhaust Flange
Alloy Steel Flanges Application Types
  • ASTM A182 Alloy Steel Flange uses in Aircraft exhaust manifolds
  • SA182 AS Flange uses in Expansion joints
  • ASME Alloy Steel Flange uses in Bellows
  • ASTM A182 F22 Flange uses in Furnace parts
  • ASTM A182 Flange uses in Heating element tubing
  • Alloy Steel Flange uses in Heat Exchangers
  • A182 F9 Flanges uses in Woven or welded screens for high temperature mineral processing
  • A182 AS Blind Flange uses in Spiral Welded tube for burner pipes and flues