Reducing Flange

Reducing Flange

Reducing Flange at a Glance

  • Specification : ASME B16.5
  • Class : 150 to 2500
  • Face Type : Flat Face (FF), Ring Type Joint (RTJ), Raised Face (RF)
  • MTC : EN 10204 3.1 & 3.2
  • Thickness : SCH 10S to SCH 160
  • Reducing Flange Type: Welding Neck, Threaded, Slip-On

Click Here To Get Lowest Quote For Urgent Requirement Of Reducing Flange



ASME B16.5 Reducing Pipe Flange Manufacturer in India

Reducing Flange

Reducing Flange

Stainless Steel Reducing Flange

Stainless Steel Reducing Flange

Carbon Steel Reducing Flange

Carbon Steel Reducing Flange

Table Of Content


Reducing Flange Specification
Sizes

Reducing Flange Sizes

  • 1/2" to 48"
  • 15 NB - 1200NB








Pressure Class

Reducer Flanges Pressure Class

  • 900 #
  • 2500 #
  • 150 #
  • 1500 #
  • 600 #
  • 300 #
  • PN6 to PN64


Manufacturing Technique

Manufacturing Technique of Reducer Flanges

  • Casting
  • Forged Reducing Flange (Strongest Choice)
  • Plate
  • CNC Machined Reducing Flange From Bar Stock
Material

Reducer Flanges Material

  • Stainless Steel
  • Copper Nickel Steel
  • Titanium Steel
  • Duplex and Super Duplex Steel
  • Alloy Steel
  • Nickel Alloy Steel
  • Copper Steel
  • Ductile Iron Steel
  • Carbon Steel
MTC & Quality Test

MTC & Quality Test for Reducing Flange

  • Shell Pressure Test
  • Impact Test
  • ISO 15156
  • NACE MR0175
  • MTC EN 10204 type 3.1
  • Hardness Test
  • Tensile Test
Applications

Applications of Threaded Reducing Flange

  • Heavy Oil Refineries
  • Petrochemical
  • Paper Plants
  • Chemical Engineering
  • Power Project
  • Petrochemicals and Acids
  • Offshore
JIS

JIS of Reducing Flange

  • 30 K
  • 5 K
  • 16 K
  • 40 K
  • 10 K
  • 20 K
  • 63 K
UNI

Threaded Reducing Flange UNI

  • 25Bar
  • 6Bar
  • 10Bar
  • 40Bar
  • 16Bar

EN

Reducing Weld Neck Flange EN

  • 25Bar
  • 40Bar
  • 10Bar
  • 16Bar
  • 6Bar
  • Reducing Pipe Flanges
Other Dimensional Standards

Other Dimensional Standards of Reducer Flanges

  • AWWA
  • SABS
  • AS2129
  • EN
  • JIS
  • UNI
  • GOST

Marking and Packaging

Marking and Packaging of Reducing Weld Neck Flange

  • Heat Code
  • Pressure Rating Designation
  • Sizes
  • Face Type
  • Material Specification


ASME Standard

Value added services of Reducing Flange

  • Cutting
  • Drilling
  • Rolling
  • Tagging
  • Metal Stampings
  • Forging
  • Threading
  • Polishing
Origin

Origin of Carbon Steel Reducing Flange

  • Korean
  • India
  • West Europe
  • Japan
  • USA



Equipment

Equipment of Raised Face Reducing Flange

  • Sand-blasting Machine
  • Press Machine
  • Pushing Machine
  • Electric Bevelling Machine
  • Bending Machine
Coating

Stainless Steel Reducing Flange Coating

  • Cold and Hot Dip Galvanized
  • Zinc Plated
  • Yellow Transparent
  • Anti-rust Paint
  • Oil Black Paint

Test Certificates

Test Certificates of Reducer Flanges

  • Third Party Inspection Report
  • EN 10204/3.1B
  • Raw Materials Certificate
  • 100% Radiography Test Report
Production Technique

Production Technique of ASME B16.5 Reducing Flange

  • Machined
  • Heat treated
  • Forged




Face Type

Face Type for Reducing Flange

  • Lap-Joint Face
  • Male/Female Face
  • Tongue and Groove Face
  • Flat Face
  • Raised face
  • Ring-Joint Face

Aesteiron Recent Export Orders

netherland
Supplied Stock Of Reducing Flange to Netherland

Supplied Stock Of Reducing Flange to Netherland

iceland
Exported Stainless Steel Reducing Flange to Iceland

Exported Stainless Steel Reducing Flange to Iceland

Click Here For Custom Sizes


Manufacturer of Stainless Steel Reducing Flange, Check RTJ Flange With Dimensions

Dimensions of Reducing Flange

Nominal Pipe Size D in (MM) Wall Thick in (MM) Ø A in (MM) Types
DN1 DN2
100 80 35 5.0 220 1
200 150 40 5.0 340 2
100 40 35 5.0 220 3
20 15 30 5.0 105 1
100 25 35 5.0 220 3
200 100 40 5.0 340 3
25 15 30 5.0 115 1
200 50 40 5.0 340 3
25 20 30 5.0 115 1
200 40 35 5.0 340 3
40 15 30 5.0 150 2
200 25 35 5.0 340 3
40 20 30 5.0 150 2
150 100 40 5.0 285 2
40 25 30 5.0 150 1
80 50 35 5.0 200 1
150 80 40 5.0 285 3
50 15 30 5.0 165 3
150 50 40 5.0 285 3
50 20 30 5.0 165 2
150 40 40 5.0 285 3
50 25 30 5.0 165 2
100 20 35 5.0 220 3
150 25 40 5.0 285 3
50 40 30 5.0 152 1
150 20 40 5.0 285 3
80 20 35 5.0 200 3
100 50 35 5.0 220 2
80 25 35 5.0 200 3

Find ASME B16.5 Reducing Flange Compatibility and Pressure Ratings

ASME B16.5 Reducing Flange Pressure Rating in (PSIG)
Temp (F°) 600# 2500# 150# 1500# 300# 900# 400#
700 1060 4425 110 2655 530 1590 710
1000 170 715 20 430 85 255 115
200 1360 5655 260 3395 680 2035 905
950 275 1145 35 685 135 410 185
300 1310 5450 230 3270 655 1965 870
900 460 1915 50 1150 230 690 305
650 1100 4575 125 2745 550 1650 730
400 1265 5280 200 3170 635 1900 845
850 640 2655 65 1595 320 955 425
500 1205 5025 170 3015 605 1810 805
800 825 3430 80 2055 410 1235 550
600 1135 4730 140 2840 570 1705 755
750 1015 4230 95 2535 505 1520 675
-20 to 100 1480 6170 285 3705 740 2220 985

Reducing Weld Neck Flange for Oil and Gas Industry
Applications of Reducing Flange


Manufacturer of Threaded Reducing Flange, Choose the Right Grade and Temperature Ratings

Temperature Range

Alloy Gr. WNR UNS DIN Casting Reducing Flange Forged Reducing Flange Tempe Range
Alloy Steel Reducing Flange AISI 4130 reducing flanges  1.7218 G41300 – ASTM A217/M ASTM A182
  • 1650 to 1700°F
  • 899 to 927°C
Alloy Steel Chrome Moly Reducing Flange 9Cr-1Mo-V 1.4903 X 10 CrMoVNb 9 1 A217-C12A A182 Gr F91
  • High Pressure Boilers
1.1/4Cr-1/2Mo 1.7335 K11572 13CRM044 ASTM A217 WC6 ASTM A182 Gr F11 cl2
  • 1100ºF
  • Up to 593ºC
5Cr-1/2Mo 1.7362 K41545 12CRMO195 ASTM A217 Gr C5 ASTM A182 Grade F5/F5a
  • High Temp Boiler/ Refinery Application
9Cr-1Mo 1.7386 K90941 X 12 CrMo 9 1 A217-C12 A182 Gr F9
  • High Temp Erosive Refinery Application
2.1/4Cr-1Mo 1.7380 K21590 10CRM0910 ASTM A217 Gr WC9 ASTM A182 Grade F22 cl3
  • 1100ºF
  • Up to 593ºC
Moly Steel Reducing Flange C-1/2Mo 1.5415 K12822 15M03 ASTM A217-WC1 ASTM A182 Gr F1 cl2
  • 875ºF
  • Up to 470ºC*

Raised Face Reducer Flanges Height
CLASS RF Reducing Flange Height
CLASS 600 1/4″
CLASS 2500 1/4″
CLASS 150 1/6″
CLASS 1500 1/4″
CLASS 300 1/6″
CLASS 900 1/4″
CLASS 400 1/4″
Reducing Flange Size Chart
Size Type (A) Size Type (B)
3 1-1-4
6 2-1/2
3-1/2 1-1/2
1 1/2
2-1/2 1-1-4
5 1-1/2
1-1/4 1/2
4 1-1/2
2 1
1-1/2 1/2
Face Types of ASME B16.5 Reducing Weld Neck Flange
Face Types of ASME B16.5 Reducing Flange

Gasket Size of Reducing Flange
Nominal Pipe Size Inside Dia (I.D.) Outside Dia (O.D.)
CLASS 400 CLASS 900 CLASS 150 CLASS 600 CLASS 300
4 4.50 7.00 8.125 6.875 7.625 7.125
8 8.62 12.00 14.125 11 12.625 12.125
1 1.31 2.875 3.125 2.625 2.875 2.875
6 6.62 9.75 11.375 8.75 10.50 9.875
2 2.38 4.375 5.625 4.125 4.375 4.375
5 5.56 8.375 9.75 7.75 9.50 8.50
3 3.50 5.875 6.625 5.375 5.875 5.875
Carbon Steel Reducing Flange Weight Chart
Nominal Size in
(INCHES)		 DN
(MM)		 Flange Thick D in
(MM)		 Flange Outer Dia
A (MM)		 Blind Flange Weight in (Kg/s) Weld Neck Flange Weight in (Kg/s) Slip on Flange Weight in (Kg/s)
2 1/ 2 65 22.4 177.8 3.9 4.1 3.3
6 150 25.4 279.4 11.3 10.6 7.5
24 600 47.8 812.8 185.0 115 86.9
4 100 23.9 228.6 7.0 6.8 5.3
1/ 2 15 11.2 88.9 0.4 0.5 0.4
20 500 42.9 698.5 122.0 84.5 61.9
3/ 4 20 12.7 98.6 0.6 0.7 0.6
18 450 39.6 635 93.7 68.3 48.9
1 25 14.2 108 0.9 1 0.8
3 1/ 2 90 23.9 215.9 6.2 6.1 4.8
16 400 36.6 596.9 76.1 60.6 44.8
5 125 23.9 254 8.6 8.6 6.1
1 1/ 4 32 15.7 117.3 1.2 1.3 1
8 200 28.4 342.9 19.6 17.6 12.1
14 350 35.1 533.4 58.1 48.4 34.6
1 1/ 2 40 17.5 127 1.5 1.7 1.3
3 80 23.9 190.5 4.9 4.9 3.9
12 300 31.8 482.6 43.2 36.5 26.2
2 50 19.1 152.4 2.4 2.6 2.1
10 250 30.2 406.4 28.6 24 16.5
Reducer Flanges HSN Code
Grade HSN Code
Reducing Flange 730791
Reducing Flange Material & Grades





Advantages of Carbon Steel Reducer Flange
  • Easy to Install
  • Weight and Space Savings
  • Cost-Effective
  • Installation Flexibility
Manufacturing Process of ANSI B16.5 Reducing Flanges
Manufacturing Process of ANSI B16.5 Reducing Flanges

Threaded Reducer Flanges Pressure Class
Types Class
ASME B16.5 Reducing Flange
  • 1500 LBs
  • 150 LBs
  • 400 LBs
  • 2500 LBs
  • 250 LBs
  • 900 LBs
  • 300 LBs
  • 600 LBs
  • 350 LBs
SANS/SABS 1123 Reducing Flange
  • 1600/3
  • 4000/3
  • Class 600/3
  • 2500/3
  • 1000/3
EN 1092-1 Reducing Flange
  • PN25
  • PN100
  • PN6
  • PN63
  • PN10
  • PN40
  • PN16
3 Main Configurations of Stainless Steel Reducing Flange
  • Type 3 Reducing Flange
  • Type 2 Reducing Flange
  • Type 1 Reducing Flange

Flanges

Other Products

Why Aesteiron?

  • Distributor of USA, Japan and European Mills for Seamless Pipes and Steel Plates
  • Only Indian Company who has Weekly 3 Shipment to Saudi Arabia, Netherlands and USA
  • Vast experience as an Exporter of Industrial Long and Flat Products in India
  • Keep Ex-Stock of Nickel Alloys Make Special Metals, USA
  • Supply Europe, USA, Japan and Korea Origin Material
  • Local Distributor in Houston (USA)
  • 350+ Clients in Atlanta, California, Wisconsin, Texas, Kansas, Indiana, Florida
  • Get Price, availability, and shipping information Via WhatsApp and Email in Maximum 2 Hrs
  • DFARS compliant Pipe, Fittings and Sheets for oil and gas companies
  • Weekly Delivery in Tanzania, Sharjah, Dubai, Qatar and Cape Town
  • Special Price for Steel Suppliers, Wholesalers, Importer, Stockholder, Traders and Stockist in USA
  • Known for Best quality of Steel Fittings, Flanges and Pipes
  • Offer MTC 3.1/3.2 and Third Party Inspection at Lowest Price
  • Specialized in supplying Large Diameter Steel Pipes with wear-resistant coating
Visit Factory

Visit Factory

Project Reference

Project Refrence

Tools & Downloads

Conclusion

A Variety of Reducing Flange Types, Faces, and Pressure Ratings Are Available. Utilized Mostly in the Petrochemical and Oil & Gas Sectors.

Request a Quote

whatsapp chat