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Hot Dipped Galvanized Steel Blind Flanges and Galv Lap Joint Flange manufacturer in India


Galvanized Flanges



Gi Flange Specification


Specification Galvanized Flanges
Order Quantity 30 Piece
Size >30 inch
Forging Methods Casting/ Forging/ Rolling/ Cutting
Production Technique Forged/ Heat treated and machined
Brand Vishal Steel
Flange Type Slip On/ Blind/ Weld Neck/ Threaded
Color galvanised
Shape round
Flange Equipment Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc
Finish coated
Rated Pressure as per requirement
Surface Finish as per requirement
Diameter depends on size
Supporting Material Gasket/ Ring Joint/ Flange Bolts
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Application Bitumen upgraders
Heavy oil refineries.
Nuclear power (mostly seamless).
Petrochemicals and acids.
  • Price stability can be seen in Galvanized Flanges Manufacturer In India
  • Galvanized Pipe Flange Material have high corrosion resistance, particularly to stress corrosion cracking
  • Very little or no maintenance material
  • Galvanized Steel Flange are suitable for harsh conditions.
  • Buy from Galvanized Threaded Flanges Manufacturer in India for factory price
  • A largest Manufacturer, Source, Stock, Stockholder, Traders, Wholesaler, Distributor, suppliers, Dealer, Distributor, Importer, Exporter, Fabricator & Stockist in Asia & Middle East.

ASTM A123 Hot Dip Galvanized Thickness


Coating Thickness GradeA
Coating Grade Mils oz/ft2 µm g/m2
35 1.4 .8 35 245
45 1.8 1.0 45 320
50 2.0 1.2 50 355
55 2.2 1.3 55 390
60 2.4 1.4 60 425
65 2.6 1.5 65 460
75 3.0 1.7 75 530
80 3.1 1.9 80 656
85 3.3 2.0 85 600
100 3.9 2.3 100 705

Contact directly a Galvanized Pipe Flange manufacturer in India for high quality HDG Weld Neck Flange and Cold Galvanized Orifice Flanges material and MTC


Gi Flange Price List In India


Normal Pipe Size Data Of Flange Data Of Drilling Price/PC in Rs (INR). Price/PC in $ (US)
Nominal Size In Inch Outer Diameter of Flange (millimeter) Inner Diameter (Bore) of Flange (millimeter) Flange Wall Thickness (millimeter) Number of Holes Diameter Of Hole (millimeter) PCD of Hole (“mm)
1/2″ 95 22.5 6.5 4 14.28 66.5 42.40 0.77
3/4″ 101 28.5 6.5 4 14.28 73 50.40 0.77
1″ 114 35.5 7 4 14.28 82.5 59.00 0.91
1.1/4″ 120 44 8 4 14.28 87 64.40 1.28
1.1/2″ 133 50.5 8.5 4 14.28 98.5 85.60 1.86
2″ 152 62.5 9.5 4 17.46 114 187.20 2.9
2.1/2″ 165 78 10 4 17.46 127 154.00 2.38
3″ 184 91.5 11 4 17.46 146.5 267.60 3.57
4″ 215 116.5 12.5 8 17.46 178 310.00 4.76
5″ 254 144 14 8 17.46 209.5 469.60 6.8
6″ 279 171.5 17.5 8 22.2 235 596.00 8.71
8″ 336 222 19 8 22.2 292 768.40 13.90

Gi Puddle Flange Price List


Type Of Flange Size In Inch SCH Class Grade Price In INR (India) Per Piece
Puddle Flange 4 40 150 Galvanized 590.00
- 6 40 150 - 985.00
- 8 40 150 - 1338.00
- 10 40 150 - 1679.00
Puddle Flange 12 40 150 Galvanized 2304.00

Galvanized Steel Flange manufacturers in India offers Hot-Dip Galvanizing Socket Weld Flange and Electric Galvanized Spectacle Blind Flange with proper stamping & marking


Gi Flange Types


Galvanized Pipe Flange

Galvanized Pipe Flange

Galvanized Steel Flange

Galvanized Steel Flange

Galv Flange

Galv Flange

Square Galvanized Flanges

Square Galvanized Flanges

Galvanized Threaded Flanges

Galvanized Threaded Flanges

Galvanized Blind Flanges

Galvanized Blind Flanges

Galvanized Lap Joint Flanges

Galvanized Lap Joint Flanges

 Galvanized Slip On Flange

Galvanized Slip On Flange

Galvanized Weld Neck Flanges

Galvanized Weld Neck Flanges

HDG Socket Weld Flanges

HDG Socket Weld Flanges

 Hot Dipped Galvanized Steel Orifice Flanges

Hot Dipped Galvanized Steel Orifice Flanges

Hot-Dip Galvanizing Spectacle Blind Flanges

Hot-Dip Galvanizing Spectacle Blind Flanges

Hot Dipped Galvanized Forged Flanges

Hot Dipped Galvanized Forged Flanges

 Cold Galvanized Plate Flanges

Cold Galvanized Plate Flanges

Electric Galvanized Long Weld Neck Flanges

Electric Galvanized Long Weld Neck Flanges

Hot Galvanizing Spectacle Blinds

Hot Galvanizing Spectacle Blinds

 Galvanized Steel Spades and Ring Spacers

Galvanized Steel Spades and Ring Spacers

ASTM A123 Bleed Ring Flanges

ASTM A123 Bleed Ring Flanges

Galvanized Floor Flanges

Galvanized Floor Flanges

 Galvanized Iron Flanges

Galvanized Iron Flanges

1/2 Inch Galvanized Flanges

1/2 Inch Galvanized Flanges

3/4 Galvanized Flanges

3/4 Galvanized Flanges

 1 Inch Galvanized Flanges

1 Inch Galvanized Flanges

Hot Dipped Galvanized Flanges

Hot Dipped Galvanized Flanges

1 Inch Galvanized Flanges

1 Inch Galvanized Flanges

Galvanized Metal Pipe Floor Flanges

Galvanized Metal Pipe Floor Flanges

Galvanized Wall Flanges

Galvanized Wall Flanges

Galvanized Round Flanges

Galvanized Round Flanges

 Galvanized Puddle Flanges

Galvanized Puddle Flanges

Hot Dip Galvanized Puddle Flanges

Hot Dip Galvanized Puddle Flanges

Galvanized Backing Flanges

Galvanized Backing Flanges

 Gaivanized Iron Flanges

Gaivanized Iron Flanges

3/4 In Galvanized Malleable Iron Floor Flanges

3/4 In Galvanized Malleable Iron Floor Flanges

Black Galvanized Flanges

Black Galvanized Flanges

 Hot Dip Galvanized Slip On Flanges

Hot Dip Galvanized Slip On Flanges

Hot Dip Galvanized Flanges

Hot Dip Galvanized Flanges


Galvanized Pipe Flange Dimensions


Galvanized Pipe Flange Dimensions

Galvanized Floor Flange Dimensions


Galvanized Floor Flange Dimensions

Our Galvanized Flanges LNG Project In South Africa:

Galvanized Pipe Flange

Galvanized Pipe Flange

Rovuma Lng Liquefaction Plant (Nigeria)

Galvanized Steel Flange

Galvanized Steel Flange

Mozambique Lng (Sudan)

Galv Flange

Galv Flange

Etan & Zabazaba Oil Fields (Ethiopia)

Galvanized Threaded Flanges

Galvanized Threaded Flanges

Namibe Refinery Complex (Kenya)

Galvanized Blind Flanges

Galvanized Blind Flanges

Ogidigben Gas Revolution Industrial Park (Ghana)

Square Galvanized Flanges

Square Galvanized Flanges

Dangote Refinery And Polypropylene Plant (Cameroon)

Galvanized Lap Joint Flanges

Galvanized Lap Joint Flanges

Tortue Ahmeyim Lng ( Morocco)

Hot-Dip Galvanizing Flanges

Hot-Dip Galvanizing Flanges

Downeast Lng Project (Uganda)

Hot Dipped Galvanized Steel Flanges

Hot Dipped Galvanized Steel Flanges

Orca Floating Lng (Zambia)


ASTM A123 Hot Dip Galvanized Flange Bolts


ASTM A123 Hot Dip Galvanized Flange Bolts

Diameter Of Bolt (D) (F) (C) (H) (T)
Diameter Of Body Width Across Flats Width Across Corners Height Length Of Thread
Maximum Basic Maximum Minimum Maximum Minimum Basic Maximum Minimum Basic
7⁄8 0.895 17⁄16 1.438 1.394 1.660 1.589 35⁄64 0.563 0.531 1.50
5⁄8 0.642 11⁄16 1.062 1.031 1.227 1.175 25⁄64 0.403 0.378 1.25
3⁄4 0.768 11⁄4 1.250 1.212 1.443 1.383 15⁄32 0.483 0.455 1.38
1⁄2 0.515 7⁄8 0.875 0.850 1.010 0.969 5⁄16 0.323 0.302 1.00
13⁄8 1.404 23⁄16 2.188 2.119 2.526 2.416 27⁄32 0.878 0.810 2.25
1 1.022 15⁄8 1.625 1.575 1.876 1.796 39⁄64 0.627 0.591 1.75
11⁄4 1.277 2 2.00 1.938 2.309 2.209 25⁄32 0.813 0.749 2.00
11⁄8 1.149 113⁄16 1.812 1.756 2.093 2.002 11⁄16 0.718 0.658 2.00
11⁄2 1.531 23⁄8 2.375 2.300 2.742 2.622 15⁄16 0.974 0.902 2.25

ASTM A123 Grade 85 Galvanized Flange Nuts


ASTM A123 Grade 85 Galvanized Flange Nuts

Galvanized Flange Screw


Galvanized Flange Screw

Bolt Diameter Body Diameter Maximum (D) Width Across Flats (F) Corners Width (C) Height (H) Length Of Thread (T)
  Maximum Minimum Basic Maximum Minimum Maximum Minimum Basic Maximum Minimum Basic
1/2 0.515 0.482 7/8 0.875 0.850 1.010 0.969 5/16 0.323 0.302 1.00
1-1/8 1.149 1.098 1-13/16 1.812 1.756 2.093 2.002 11/16 0.718 0.658 2.00
3/4 0.768 0.729 1-1/4 1.250 1.212 1.443 1.383 15/32 0.483 0.455 1.38
7/8 0.895 0.852 1-7/16 1.438 1.394 1.660 1.589 35/64 0.563 0.531 1.50
5/8 0.642 0.605 1-1/16 1.062 1.031 1.227 1.175 25/64 0.403 0.378 1.25
1 1.022 0.976 1-5/8 1.625 1.575 1.876 1.796 39/64 0.627 0.591 1.75
1-1/2 1.531 1.470 2-3/8 2.375 2.300 2.742 2.622 15/16 0.974 0.902 2.25
1-1/4 1.277 1.223 2 2.00 1.938 2.309 2.209 25/32 0.813 0.749 2.00
1-3/8 1.404 1.345 2-3/16 2.188 2.119 2.526 2.416 27/32 0.878 0.810 2.25

Hot Dip Galvanizing Flange Face


Hot Dip Galvanizing Flange Face

ASTM A123 Gi Flange HSN Code


Hs Code Description No of Shipments
73072100 Galvanized Flanges 5

Gi Flange Size


Size Specification
3/4" Pipe 3-1/4" OD, 5/8" Hub Length, Black Floor Pipe Flange
1/2" Pipe 3" OD, 5/8" Hub Length, Black Floor Pipe Flange
2" Pipe 5-1/2" OD, 1" Hub Length, Black Floor Pipe Flange
1-1/2" Pipe 4-1/2" OD, 7/8" Hub Length, Black Floor Pipe Flange
1" Pipe 4" OD, 11/16" Hub Length, Black Floor Pipe Flange
1/2" Pipe 3-1/2" OD, 5/8" Hub Length, Galvanized Floor Pipe Flange
1-1/4" Pipe 4" OD, 13/16" Hub Length, Black Floor Pipe Flange
3/4" Pipe 3-1/2" OD, 5/8" Hub Length, Galvanized Floor Pipe Flange
1/4" Pipe 2-3/16" OD, 5/8" Hub Length, Black Floor Pipe Flange
3/8" Pipe 3" OD, 5/8" Hub Length, Black Floor Pipe Flange
2" Pipe 5-1/2" OD, 1" Hub Length, Galvanized Floor Pipe Flange
1" Pipe 4" OD, 11/16" Hub Length, Galvanized Floor Pipe Flange

Advantages Of Galvanization Flange


Advantages Of Galvanization Flange

Features Of Galvanized Pipe Flange


  • Available in different sizes
  • Resistance to abrasion
  • Easy to use
  • Smooth functionality
  • High tensile strength

Surface Treatment Of Hot Dip Galvanizing Flanges


Surface Treatment Of Hot Dip Galvanizing Flanges

Galvanized Steel 150 Lb Slip On Flange Dimensions


Size in Inch Diameter Of Bolt Circle (in) Diameter Of Bolt Hole (in) Diameter Of Flange (in) Flange Wall Thickness (in) Bolt Holes Number Approx Weight In Kg Bore Diameter
1/2 2.38 0.63 3.5 0.44 4 2 Sch 40 (Std)
3/4 2.75 0.63 3.88 0.5 4 2 Sch 40 (Std)
1 3.12 0.63 4.25 0.56 4 2 Sch 40 (Std)
1-1/4 3.5 0.63 4.63 0.63 4 3 Sch 40 (Std)
1-1/2 3.88 0.63 5 0.69 4 3 Sch 40 (Std)
2 4.75 0.75 6 0.75 4 5 Sch 40 (Std)
2-1/2 5.5 0.75 7 0.88 4 9 Sch 40 (Std)
3 6 0.75 7.5 0.94 4 9 Sch 40 (Std)
3-1/2 7 0.75 8.5 0.94 8 12 Sch 40 (Std)
4 7.5 0.75 9 0.94 8 13 Sch 40 (Std)
5 8.5 0.88 10 0.94 8 15 Sch 40 (Std)
6 9.5 0.88 11 1 8 19 Sch 40 (Std)
8 11.75 0.88 13.5 1.13 8 30 Sch 40 (Std)
10 14.25 1 16 1.19 12 43 Sch 40 (Std)
12 17 1 19 1.25 12 64 Sch 40 (Std)

PN16 Galvanized Threaded Flange Dimensions


size dimensions kg
DN15 1/2" 4 holes 65mm Kg1.05
DN20 3/4" 4 holes 75mm Kg1.58
DN25 1" 4 holes 85mm Kg2.1
DN32 1.1/4" 4 holes 100mm Kg2.63
DN40 1.1/2" 4 holes 110mm Kg2.89
DN50 2" 4 holes 125mm Kg3.41
DN65 2.1/2" 4 holes 145mm Kg3.68
DN80 3" 8 holes 160mm Kg6.3
DN100 4" 8 holes 180mm Kg9.45
DN125 5" 8 holes 210mm Kg12.6

PN10 Galvanized BZP Flanges Dimensions


model size kg
PN10/ PN16 Flange DN 15 0.01
PN10/ PN16 Flange DN 20 0.02
PN10/ PN16 Flange DN 25 0.02
PN10/ PN16 Flange DN 32 0.03
PN10/ PN16 Flange DN 40 0.03
PN10/ PN16 Flange DN 50 0.05
PN10/ PN16 Flange DN 65 0.06
PN10/ PN16 Flange DN 80 0.07
PN10/ PN16 Flange DN 100 0.07
PN10/ PN16 Flange DN 125 0.11
PN10/ PN16 Flange DN 150 0.11

Gi Flange Weight Chart


Normal Pipe Size Dimensions Weight (Kilogram)
Normal Pipe Size
(Inch)
DN (mm) Flanges In
Millimeter
Flanges In
Wall Thickness
Slip On Weld Neck Blind
1/2 15 88.9 11.2 0.4 0.5 0.4
3/4 20 98.6 12.7 0.6 0.7 0.6
1 25 108 14.2 0.8 1 0.9
1 1/4 32 117.3 15.7 1 1.3 1.2
1 1/2 40 127 17.5 1.3 1.7 1.5
2 50 152.4 19.1 2.1 2.6 2.4
2 1/2 65 177.8 22.4 3.3 4.1 3.9
3 80 190.5 23.9 3.9 4.9 4.9
3 1/2 90 215.9 23.9 4.8 6.1 6.2
4 100 228.6 23.9 5.3 6.8 7.0
5 125 254 23.9 6.1 8.6 8.6
6 150 279.4 25.4 7.5 10.6 11.3
8 200 342.9 28.4 12.1 17.6 19.6
10 250 406.4 30.2 16.5 24 28.6
12 300 482.6 31.8 26.2 36.5 43.2
14 350 533.4 35.1 34.6 48.4 58.1
16 400 596.9 36.6 44.8 60.6 76.1
18 450 635 39.6 48.9 68.3 93.7
20 500 698.5 42.9 61.9 84.5 122.0
24 600 812.8 47.8 86.9 115 185.0

Applications Of Galvanized Steel Flanges


  • Specialty Chemicals
  • Power Generation
  • Condensers
  • Chemical Equipment
  • Gas Processing
  • Pulp and Paper Industry
  • Sea Water Equipment
  • Pharmaceutical Equipment
  • Off-Shore Oil Drilling Companies
  • Petrochemicals
  • Heat Exchangers
  • Pharmaceuticals

Check Sealing face Galvanized Blind Flanges, ASTM A153 Galv Forged Flange and Hot Dipped Galvanized Threaded Flanges Material Pressure Class & Dimensions

Pressure Rating Of Galv Flange


Pressure Rating Of Galv Flange
Groove, Tongue, RJ, RTJ, Flat & Raised Face ASTM A123 Hot Dip Galvanized Plate Flange and Square Galvanized Flanges manufacturer in India

Gaskets For ASTM D7803 Cold Galvanized Flanges


Gaskets For ASTM D7803 Cold Galvanized Flanges
(Normal Size Of Steel Pipes) In Inch (I.D.) Inner Daimeter Gasket
(O.D.) Outer Daimeter Gasket
Class 150#/ LB Class 300#/ LB Class 400#/ LB Class 600#/ LB Class 900#/ LB
1/2 0.84 1.875 2.125 2.125 2.125 2.50
3/4 1.06 2.25 2.625 2.625 2.625 2.75
1 1.31 2.625 2.875 2.875 2.875 3.125
1 1/4 1.66 3 3.25 3.25 3.25 3.50
1 1/2 1.91 3.375 3.75 3.75 3.75 3.875
2 2.38 4.125 4.375 4.375 4.375 5.625
2 1/2 2.88 4.875 5.125 5.125 5.125 6.50
3 3.50 5.375 5.875 5.875 5.875 6.625
4 4.50 6.875 7.125 7.00 7.625 8.125
5 5.56 7.75 8.50 8.375 9.50 9.75
6 6.62 8.75 9.875 9.75 10.50 11.375
8 8.62 11 12.125 12.00 12.625 14.125
10 10.75 13.375 14.25 14.125 15.75 17.125
12 12.75 16.125 16.625 16.50 18.00 19.625

ASTM D6386 Galvanized Blind Flanges Dimensions


ASTM D6386 Galvanized Blind Flanges Dimensions

ASTM A1068 Galvanized Weld Neck Flanges Dimensions


ASTM A1068 Galvanized Weld Neck Flanges Dimensions

Normal Size Of Steel Pipe in Inch NPS (Normal Pipe Size) Size in Millimeter O.D. Wall Thickness Hub Outer Diameter Weld Neck Outer Diameter ASME B16.5 WNRF Length WNRF Bore Daimeter Raised Face Diameter Height Of Raised Face PCD Face Of WNRF
(A) (B) (C) (D) (E) (F) (G) (H) (I) (J)
1/2 15 90 9.6 30 21.3 46 - 34.9 2 60.3 1.6
3/4 20 100 11.2 38 26.7 51 42.9 2 69.9 1.6
1 25 110 12.7 49 33.4 54 50.8 2 79.4 1.6
1 1/4 32 115 14.3 59 42.2 56 63.5 2 88.9 1.6
1 1/2 40 125 15.9 65 48.3 60 73 2 98.4 1.6
2 50 150 17.5 78 60.3 62 92.1 2 120.7 1.6
2 1/2 65 180 20.7 90 73 68 104.8 2 139.7 1.6
3 80 190 22.3 108 88.9 68 127 2 152.4 1.6
3 1/2 90 215 22.3 122 101.6 70 139.7 2 177.8 1.6
4 100 230 22.3 135 114.3 75 157.2 2 190.5 1.6
5 125 255 22.3 164 141.3 87 185.7 2 215.9 1.6
6 150 280 23.9 192 168.3 87 215.9 2 241.3 1.6
8 200 345 27 246 219.1 100 269.9 2 298.5 1.6
10 250 405 28.6 305 273 100 323.8 2 362 1.6
12 300 485 30.2 365 323.8 113 381 2 431.8 1.6
14 350 535 33.4 400 355.6 125 412.8 2 476.3 1.6
16 400 595 35 457 406.4 125 469.9 2 539.8 1.6
18 450 635 38.1 505 457.2 138 533.4 2 577.9 1.6
20 500 700 41.3 559 508 143 584.2 2 635 1.6
24 600 815 46.1 663 610 151 692.2 2 749.3 1.6