Pad flange

pad flange

Piping is part of many industrial, commercial and domestic applications. There are different piping components such as pipes, fittings, flanges, and others. The flanges are mostly forged metallic components that are in one piece or in two halves that are meant to hold parts of the piping together, providing extra strength to the connection. The Pad flange is used as a nozzle into a vessel or tank. It acts as the shortest possible projection into a vessel. The Pad Flange is aligned with the curvature of the shell, pipe, or head. The inlet of the head is treated as the male end and the outlet acts as a receptacle.

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Class 150 studding outlet flange suppliers in UAE

Pad flange specification


Pad Flange Specification

Studding Outlet Flange Standard Pad Type Flange Manufacturing Sizes Pressure Class Of Studding Outlet Type Flanges
  • ASME B16.5 pad flange : NPS ½” – 24”
  • ½ – 48″
  • 15 – 1200 NB

Buy material only from verified studding outlet flange suppliers in UAE

  • Class 150
  • Class 300
  • Class 400
  • Class 600
  • Class 900
  • Class 1500
  • Class 2500
  • PN6
  • PN10
  • PN16
  • PN25
  • PN40
  • PN64
Pad Nozzle Flange Manufacturing Method Wall Thickness Of Pad Mount Flange Value added services
  • Casting
  • Forged pad flange (Strongest choice)
  • Plate
  • CNC machined pad flange from bar stock

These companies have a great deal of expertise supplying to the US, Egypt, Middle East, Saudi Arabia, and South Africa. In the United Arab Emirates, they are authorised studding outlet flange suppliers.

  • Schedule 10S to 160
  • Drilling
  • Cutting
  • Metal stampings
  • Forging
  • Rolling
  • Threading
  • Tagging
  • Polishing
View Stud Pad Flange Inspection Checklist Packaging and Marking Of ASME Pad Flange Weld Pad Flange Testing Requirements
  • Diameter of pad flange bolt circle & bolt hole
  • Hub diameter of studding flange
  • Thickness
  • Outer & Inner Diameter of pad type flange body
  • Straightness and alignment of studding outlet flange bolt hole
  • Face type
  • Pressure Rating Designation
  • Heat code
  • Bore (if applicable)
  • Material specification
  • Manufacturer’s name, brand logo
  • Sizes
  • Dimensional standard (ASME B16.5)
  • Production code of pad flange manufacturers
  • ISO 15156
  • PMI
  • Shell pressure test
  • Hardness test
  • MTC EN 10204 type 3.1
  • Visual inspection for AISI 4140 pad flange surfaces, holes & welding
  • Tensile test
  • Impact test
  • NACE MR0175
Vessel Pad Flange Face Types Double Drilled Pad Flange Surface Finish Bolts Holes Of Outlet Flange
  • RF – (Raised face)
  • RTJ – (Ring type joint)
  • FF – (Flat face)
  • Stock finish
  • Serrated finish
  • Spiral serrated
  • Smooth Finish
  • 8 To 24

 

Check stainless steel pad flange and Class 300 studding outlet for high-temperature applications

Cast, plate & forged studding outlet flange material

Forged Plate
Stainless Steel Pad Flange
ASTM A182 F304 pad flange ASTM A240 304
ASTM A182 304L ASTM A240 304L
ASTM A182 310 ASTM A240 310
ASTM A182 F316 pad flange ASTM A240 316
ASTM A182 316L ASTM A240 316L
ASTM A182 316LN ASTM A240 316LN
ASTM A182 317 ASTM A240 317
ASTM A182 317 ASTM A240 317L
ASTM A182 F347 ASTM A240 347
ASTM A182 F321 ASTM A240 321
ASTM A182 F904L ASTM A240 904L
ASTM A182 F6A
ASTM B462 UNS N08020 ASTM B 463 N08020
Copper Pad Flange
ASTM B283 UNS C37700 ASTM B152 UNS C10100
ASTM B124 UNS C63000
Ductile Iron Pad Flange
ASTM B381 GR.F2
Carbon Steel Pad Flange
ASTM A105 pad flange ASTM A515 Grade 60
ASTM A105N CS
ASTM A350 Gr LF2 (CL 1& CL2)
ASTM A350 Gr LF3
ASTM A350 Gr LF6
LTCS
ASTM A694 F42 ASTM A572 Gr 42
ASTM A694 F46
ASTM A694 F50 ASTM A572 Gr 50
ASTM A694 F52
ASTM A694 F60 ASTM A572 Grade 60
ASTM A694 F65 ASTM A572 Grade 65
ASTM A694 F70 ASTM A572 Grade 70
S235JRG2, P250GH, 1.4541, 1.4571
Alloy Steel Pad Flange
ASTM A182 Grade F5A & F5 ASTM A387 Grade 5
ASTM A182 F1
ASTM A182 F9 ASTM A387 Grade 9
ASME/ ASTM A182 F11 ASTM A387 Grade 11
ASTM A182 F22 ASTM A387 Gr 22
ASTM A182 F91 ASTM A387 Gr 91
DSS/ SDSS Pad Flange (Duplex)
ASTM A182 F51 ASTM A240 UNS S31803
ASTM A182 F53 ASTM A240 UNS S32750
ASTM A182 F55 ASTM A240 UNS S32760
Al 6XN ASTM A240 UNS N08367
ASTM A182 F44 ASTM A240 UNS S31254
ASTM A182 F60 ASTM A240 UNS S32205
Titanium Pad Flange
ASTM B381 Grade F2 ASTM B265 UNS R50400
ASTM B381 Grade F3 ASTM B265 UNS R50550
Copper Nickel Pad Flange
Copper nickel 90/10 : ASTM B151 UNS C70600 ASTM B122 CU-Ni 90/10
Copper nickel 70/30 : ASTM B151 UNS C71500 ASTM B122 CU-Ni 70/30
EEMUA 234 : UNS 7060X
EEMUA 145
EN 1652/ 12420/124491
Nickel Alloy Pad Flange
Inconel 800 – ASTM B564 ASTM B409 UNS N08800
Inconel 825 – ASTM B564 ASTM B409 UNS N08825
Inconel 600 – ASTM B564 ASTM B168 UNS N06600
Inconel 601 – ASTM B564 ASTM B168 UNS N06601
Inconel 625 pad flange – ASTM B564 ASTM B168 UNS N06625
Monel 400 pad flange – ASTM B564 ASTM B127 UNS N04400
Monel K500 – ASTM B564 ASTM B127 UNS N05500
Hastelloy C-22 – ASTM B366 ASTM B575 UNS N06022
Hastelloy C276 pad flange – ASTM B366 ASTM B575 UNS N10276

Pad Flange Material

Most popular types of studding pad flange

  • Forged pad flange
  • CNC machined pad flange
  • Plate pad flange (made from plate)
  • Cast pad flange

 

ASME B16.5 pad flange face types

ASME B16.5 pad flange face types

 

Type Pad Flange Sealing Way
RF Raised face pad flange
FF Flat face pad flange
Ring Type Joint RTJ pad flange

Check dimensions

 

Size chart of pad nozzle flange

Number of Bolts
Sizein Inch Sizein MM Class 150 Class 300 Class 600 Class 900 Class 1500 Class 2500
1/2 15 4 4 4 4 4 4
3/4 20 4 4 4 4 4 4
1 25 4 4 4 4 4 4
1.1/4 32 4 4 4 4 4 4
1.1/2 40 4 4 4 4 4 4
2 50 4 8 8 8 8 8
2.1/2 65 4 8 8 8 8 8
3 80 4 8 8 8 8 8
3.1/2 90 8 8 8  –  –
4 100 8 8 8 8 8 8
5 125 8 8 8 8 8 8
6 150 8 12 12 12 12 8
8 200 8 12 12 12 12 12
10 250 12 16 16 16 12 12
12 300 12 16 20 20 16 12
14 350 12 20 20 20 16  –
16 400 16 20 20 20 16  –
18 450 16 24 24 20 16  –
20 500 20 24 24 20 16  –
24 600 20 24 24 20 16  –

 

Copper nickel studding outlet flange specification

Staindard Sizes Outer & Drilling Diameter Larger Size
  • ½” To 36″
  • 16MM To 914MM
  • 16MM – 610MM
  • ½ inch – 24 inch
  • 711 To 914MM
  • 24″ – 36″

Accoding to MSS SP-44

UNS C70600 Pad Nozzle Flange Pressure Class in Bar Composite Flange Recommended Hardware
  • 16 Bar
  • 20 Bar
  • ASTM A105N
  • Welded UNS C70620 copper nickel disk
  • As per ANSI/ASME B16.5
Copper Nickel Weld Pad Flange Coating Types Types Application
  • Hot dipped galvanising
  • Composite pad flange
  • Solid pad flange
  • Petroleum plants
  • Offshore
  • Seawater
  • Marine applications
  • Petrochemical
Grade UNS Number Standard
  • CU-Ni 90/10
  • Copper nickel 70/30
  • UNS C70620
  • UNS 7060X
  • UNS C71500
  • UNS C70600
  • ASTM B4662
  • EEMUA 234/3-6
  • MIL-T-16420K
  • WL 2.1972
  • DIN 86019
  • EN 124491
  • EEMUA 234
  • EN 1652
  • EEMUA 145
  • CW352H
  • EN 12420
  • ASTM B467

 

Alloy steel stud pad flange temperature range

Alloy Grade UNS Forged pad flange Casting pad flange DIN WNR Temperature range
Moly steel pad flange C-1/2Mo K12822 ASTM A182 Gr F1 cl2 ASTM A217-WC1 15M03 1.5415
  • Up to 470ºC*
  • 875ºF
Alloy steel chrome moly pad flange 1.1/4Cr-1/2Mo K11572 ASTM A182 Gr F11 cl2 ASTM A217 WC6 13CRM044 1.7335
  • Up to 593ºC
  • 1100ºF
2.1/4Cr-1Mo K21590 ASTM A182 Grade F22 cl3 ASTM A217 Gr WC9 10CRM0910 1.7380
  • Up to 593ºC
  • 1100ºF
5Cr-1/2Mo K41545 ASTM A182 Grade F5/F5a ASTM A217 Gr C5 12CRMO195 1.7362
  • High temp boiler/ refinery application
9Cr-1Mo K90941 A182 Gr F9 A217-C12 X 12 CrMo 9 1 1.7386
  • High temp erosive refinery application
9Cr-1Mo-V A182 Gr F91 A217-C12A X 10 CrMoVNb 9 1 1.4903
  • High pressure boilers
Alloy steel pad flange AISI 4130 pad flanges G41300 ASTM A182 ASTM A217/M  1.7218
  • 899 to 927°C
  • 1650 to 1700°F

 

Studding outlet type flanges international standards

Australia & UK Europe Russia Italy
  • BS 10
  • EN 1092-1
  • BS EN 1092-2
  • BS EN 1092-3
  • Ghost
  • UNI 6091
  • UNI 2276
South Korean and China Malaysia France Canada
  • KS B1503 (South Korean)
  • GB/T 9112 / 9119 (China)
  • MS 253
  • MS 816
  • MS 816
  • MS 253
  • NF E 29-203
  • NF E 29-200
  • CSA B16.5
  • ANSI B16.47 Series A & B
USA Europe Germany Japan
  • ASME B16.5 pad flange
  • API 605
  • ANSI B16.5
  • ANSI B16.48
  • ANSI B16.47 (API 605)
  • AWWA
  • ASA
  • CL 125 (Light weight)
  • MSS SP44
  • ANSI B16.36
  • AWWA C207
  • PN 10 to PN400
  • BS EN 1759
  • ISO 7005
  • DIN
  • JIS
  • JIS B2220

 

Raised face pad flange height chart

Class Height Of Pad RF Flange
150# 1/6″
300# 1/6″
400# 1/4″
600# 1/4″
900# 1/4″
1500# 1/4″
2500# 1/4″

 

Pad type flange pressure class

KS1503/ JIS B2220 pad flange

  • 5K
  • 10K
  • 16K
  • 20K
  • 30K
ASME B16.5 pad flange
  • 150 PSI
  • 250 PSI
  • 300 PSI
  • 350 PSI
  • 400 PSI
  • 600 PSI
  • 900 PSI
  • 1500 PSI
  • 2500 PSI
EN 1092-1 pad flange
  • PN6
  • PN10
  • PN16
  • PN25
  • PN40
  • PN63
  • PN100
SANS/SABS 1123 pad flange
  • Class 600/3
  • 1000/3
  • 1600/3
  • 2500/3
  • 4000/3

 

DIN standard of vessel pad flange

Studding flange thickness

NPS Finished Thickness in Inch Inner Diameter Outer Diameter
1 1-1/8 1.05 4-1/4
1-1/2 1-1/8 1.61 5
2 1-3/8 2.07 6
2-1/2 1-3/8 2.47 7
3 1-3/8 3.07 7-1/2
4 1-3/8 4.03 9
5 2-11/16 5.05 10
6 1-5/8 6.07 11
8 1-5/8 7.98 13-1/2
10 1-3/4 10.02 16
12 1-3/4 12.00 19

 

Depth hole of pad mount flange

Size Of Tap
(inch)
Hole Depth
(inch)
1/2 0.88
5/8 1.12
3/4 1.31
7/8 1.44
1 1.56
1 1/8 1.81
1 1/4 2.12
1 3/8 2.25
1 1/2 2.38
1 5/8 2.56
1 3/4 2.81
1 7/8 3.00
2 3.31
2 1/4 3.56
2 1/2 4.00
2 3/4 4.38
3 4.62
3 1/2 5.38

 

Pad flange weight chart

Nominal Pipe Size Weight
 1/2 2
 3/4 3
 1 4
 1-1/4 6
 1-1/2 7
 2 8
 2-1/2 12
 3 16
 3-1/2 21
 4 28
 5 37
 6 48
 8 79
 10 122
 12 183
 14 241
 16 315
 18 414
 20 515
 24 800

 

Studding outlet flange dimensions

Class 150

Studding outlet flange dimensions

 

B O T R C HoleDiameter Holes Number U Size Of Tap T.P.I. V Base
Bore Outer Diameter Thickness Outer Diameter of RF Stud Circle Depth Of Hole Depth Of Tap Weight Of Flat Bottom
1/2 3.5 1.25 1.38 2.38 27/64 4 0.88 1/2 13 0.56 3
3/4 3.88 1.25 1.69 2.75 27/64 4 0.88 1/2 13 0.56 3.7
1 4.25 1.25 2 3.12 27/64 4 0.88 1/2 13 0.56 4.3
1.1/4 4.62 1.25 2.5 3.5 27/64 4 0.88 1/2 13 0.56 5.1
1.1/2 5 1.25 2.88 3.88 27/64 4 0.88 1/2 13 0.56 5.9
2 6 1.5 3.62 4.75 17/32 4 1.12 5/8 11 0.75 10.2
2.1/2 7 1.5 4.12 5.5 17/32 4 1.12 5/8 11 0.75 14
3 7.5 1.5 5 6 17/32 4 1.12 5/8 11 0.75 15
3.1/2 8.5 1.5 5.5 7 17/32 8 1.12 5/8 11 0.75 19
4 9 1.5 6.19 7.5 17/32 8 1.12 5/8 11 0.75 20
5 10 1.75 7.31 8.5 21/32 8 1.31 3/4 10 0.88 28
6 11 1.75 8.5 9.5 21/32 8 1.31 3/4 10 0.88 31
8 13.5 1.75 10.62 11.75 21/32 8 1.31 3/4 10 0.88 46
10 16 1.81 12.75 14.25 49/64 12 1.44 7/8 9 1 58
12 19 1.81 15 17 49/64 12 1.44 7/8 9 1 83
14 21 2 16.25 18.75 7/8 12 1.56 1 8 1.12 102
16 23.5 2 18.5 21.25 7/8 16 1.56 1 8 1.12 123
18 25 2.25 21 22.75 1 16 1.81 1.1/8 8 1.25 140
20 27.5 2.25 23 25 1 20 1.81 1.1/8 8 1.25 166
24 32 2.5 27.25 29.5 1.1/8 20 2.12 1.1/4 8 1.44 231

 

Studding outlet class 300

Studding outlet class 300

B O T R C HoleDiameter Holes Number U Size Of Tap T.P.I. V Base
Bore Outer Diameter Thickness Outer Diameter of RF Stud Circle Depth Of Hole Depth Of Tap Weight Of Flat Bottom
1/2 3.75 1.25 1.38 2.62 27/64 4 0.88 1/2 13 0.56 3.5
3/4 4.62 1.5 1.69 3.25 17/32 4 1.12 5/8 11 0.75 6.4
1 4.88 1.5 2 3.5 17/32 4 1.12 5/8 11 0.75 7
1.1/4 5.25 1.5 2.5 3.88 17/32 4 1.12 5/8 11 0.75 8
1.1/2 6.12 1.75 2.88 4.5 21/32 4 1.31 3/4 10 0.88 13
2 6.5 1.5 3.62 5 17/32 8 1.12 5/8 11 0.75 12
2.1/2 7.5 1.75 4.12 5.88 21/32 8 1.31 3/4 10 0.88 18
3 8.25 1.75 5 6.62 21/32 8 1.31 3/4 10 0.88 22
3.1/2 9 1.75 5.5 7.25 21/32 8 1.31 3/4 10 0.88 25
4 10 1.75 6.19 7.88 21/32 8 1.31 3/4 10 0.88 30
5 11 1.75 7.31 9.25 21/32 8 1.31 3/4 10 0.88 36
6 12.5 1.75 8.5 10.62 21/32 12 1.31 3/4 10 0.88 44
8 15 1.88 10.62 13 49/64 12 1.44 7/8 9 1 63
10 17.5 2.12 12.75 15.25 7/8 16 1.56 1 8 1.12 90
12 20.5 2.25 15 17.75 1 16 1.81 1.1/8 8 1.25 127
14 23 2.25 16.25 20.25 1 20 1.81 1.1/8 8 1.25 153
16 25.5 2.5 18.5 22.5 1 1/8 20 2.12 1.1/4 8 1.44 201
18 28 2.5 21 24.75 1 1/8 24 2.12 1.1/4 8 1.44 235
20 30.5 2.5 23 27 1 1/8 24 2.12 1.1/4 8 1.44 273
24 36 2.88 27.25 32 1 3/8 24 2.38 1.1/2 8 1.69 425

 

Studding outlet class 600

Studding outlet class 600

B O T R C HoleDiameter Holes Number U Size Of Tap T.P.I. V Base
Bore Outer Diameter Thickness Outer Diameter of RF Stud Circle Depth Of Hole Depth Of Tap Weight Of Flat Bottom
1/2 3.75 1.50 1.38 2.62 27/64 4 0.88 1/2 13 0.56 3.8
3/4 4.62 1.75 1.69 3.25 17/32 4 1.12 5/8 11 0.75 6.7
1 4.88 1.75 2 3.5 17/32 4 1.12 5/8 11 0.75 7.4
1.1/4 5.25 1.75 2.5 3.88 17/32 4 1.12 5/8 11 0.75 8.6
1.1/2 6.12 1.94 2.88 4.5 21/32 4 1.31 3/4 10 0.88 13
2 6.5 1.75 3.62 5 17/32 8 1.12 5/8 11 0.75 12
2.1/2 7.5 2.00 4.12 5.88 21/32 8 1.31 3/4 10 0.88 19
3 8.25 2.00 5 6.62 21/32 8 1.31 3/4 10 0.88 23
3.1/2 9 2.12 5.5 7.25 49/64 8 1.44 7/8 9 1.00 28
4 10.75 2.12 6.19 8.50 49/64 8 1.44 7/8 9 1.00 41
5 13 1.25 7.31 10.50 7/8 8 1.56 1 8 1.12 63
6 14 2.25 8.5 11.50 7/8 12 1.56 1 8 1.12 68
8 16.5 2.50 10.62 13.75 1 12 1.81 1.1/8 8 1.25 101
10 20 2.75 12.75 17 1 1/8 16 2.12 1.1/4 8 1.44 160
12 22 2.75 15 19.25 1 1/8 20 2.12 1.1/4 8 1.44 180
14 23.75 2.88 16.25 20.75 1 1/4 20 2.25 1 3/8 8 1.56 201
16 27 3.00 18.5 23.75 1 3/8 20 2.38 1.1/2 8 1.69 271
18 29.25 3.25 21 25.75 1 1/2 24 2.56 1 5/8 8 1.88 331
20 32 3.25 23 28.50 1 1/2 24 2.56 1 5/8 8 1.88 387
24 37 3.75 27.25 33 1 3/4 24 3.00 1 7/8 8 2.12 571

 

Class 900 studding outlet

Class 900 studding outlet

B O T R C HoleDiameter Holes Number U Size Of Tap T.P.I. V Base
Bore Outer Diameter Thickness Outer Diameter of RF Stud Circle Depth Of Hole Depth Of Tap Weight Of Flat Bottom
1/2 4.75 2 1.38 3.25 21/32 4 1.31 3/4 10 0.88 8.2
3/4 5.12 2 1.69 3.5 21/32 4 1.31 3/4 10 0.88 10
1 5.88 2.12 2 4 49/64 4 1.44 7/8 9 1 14
1.1/4 6.25 2.12 2.5 4.38 49/64 4 1.44 7/8 9 1 15
1.1/2 7 2.25 2.88 4.88 7/8 4 1.56 1 8 1.12 20
2 8.5 2.12 3.62 6.5 49/64 8 1.44 7/8 9 1 27
2.1/2 9.62 2.25 4.12 7.5 7/8 8 1.56 1 8 1.12 37
3 9.5 2.12 5 7.5 49/64 8 1.44 7/8 9 1 33
4 11.5 2.5 6.19 9.25 1 8 1.81 1.1/8 8 1.25 56
5 13.75 2.75 7.31 11 1 1/8 8 2.12 1.1/4 8 1.44 87
6 15 2.5 8.5 12.5 1 12 1.81 1.1/8 8 1.25 91
8 18.5 3 10.62 15.5 1 1/4 12 2.25 1 3/8 8 1.56 162
10 21.5 3 12.75 18.5 1 1/4 16 2.25 1 3/8 8 1.56 210
12 24 3 15 21 1 1/4 20 2.25 1 3/8 8 1.56 251
14 25.25 3.25 16.25 22 1 3/8 20 2.38 1.1/2 8 1.69 275
16 27.75 3.5 18.5 24.25 1 1/2 20 2.56 1 5/8 8 1.88 348
18 31 3.88 21 27 1 3/4 20 3 1 7/8 8 2.12 473
20 33.75 4.25 23 29.5 1 7/8 20 3.31 2 8 2.25 608
24 41 5.12 27.25 35.5 2 3/8 20 4 2.1/2 8 2.81 1096

 

Class 1500 studding outlet

Class 1500 studding outlet

B O T R C HoleDiameter Holes Number U Size Of Tap T.P.I. V Base
Bore Outer Diameter Thickness Outer Diameter of RF Stud Circle Depth Of Hole Depth Of Tap Weight Of Flat Bottom
1/2 4.75 2 1.38 3.25 21/32 4 1.31 3/4 10 0.88 8.2
3/4 5.12 2 1.69 3.5 21/32 4 1.31 3/4 10 0.88 10
1 5.88 2 12 2 4 49/64 4 1 44 7/8 9 1 00 14
1.1/4 6.25 2.12 2.5 4.38 49/64 4 1.44 7/8 9 1 15
1.1/2 7 2.25 2.88 4.88 7/8 4 1.56 1 8 1.12 20
2 8.5 2.12 3.62 6.5 49/64 8 1.44 7/8 9 1 27
2.1/2 9.62 2.25 4.12 7.5 7/8 8 1.56 1 8 1.12 37
3 10.5 2.5 5 8 1 8 1.81 1.1/8 8 1.25 48
4 12.25 2.75 6.19 9.5 1.1/8 8 2.12 1.1/4 8 1.44 70
5 14.75 3.12 7.31 11.5 1 3/8 8 2.38 1.1/2 8 1.69 114
6 15.5 3 8.5 12.5 1.1/4 12 2.25 1 3/8 8 1 56 116
8 19 3.5 10.62 15.5 1.1/2 12 2.56 1 5/8 8 1.88 224
10 23 3.88 12.75 19 1 3/4 12 3 1 7/8 8 2.12 345
12 26.5 4.12 15 22.5 1 7/8 16 3.31 2 8 2.25 456
14 29.5 4.25 16.25 25 2 1/8 16 3.56 2 1/4 8 2.56 540
16 32.5 5 18.5 27.75 2 3/8 16 4 2.1/2 8 2.81 762
18 36 5.5 21 30.5 2 5/8 16 4.38 2 3/4 8 3.12 1024
20 38.75 5.88 23 32.75 2 7/8 16 4.62 3 8 3.44 1234
24 46 6.75 27.25 39 3 3/8 16 5.38 3.1/2 8 4 1992

 

Class 2500 studding outlet

Class 2500 studding outlet

B O T R C HoleDiameter Holes Number U Size Of Tap T.P.I. V Base
Bore Outer Diameter Thickness Outer Diameter of RF Stud Circle Depth Of Hole Depth Of Tap Weight Of Flat Bottom
1/2 5.25 2 1.38 3.5 21/32 4 1.31 3/4 10 0.88 10
3/4 5.5 2 1.69 3.75 21/32 4 1.31 3/4 10 0.88 11
1 6.25 2.12 2 4.25 49/64 4 1.44 7/8 9 1 15
1.1/4 7.25 2.25 2.5 5.12 7/8 4 1.56 1 8 1.12 22
1.1/2 8 2.5 2.88 5.75 1 4 1.81 1.1/8 8 1.25 29
2 9.25 2.25 3.62 6.75 7/8 8 1.56 1 8 1.12 34
2.1/2 10.5 2.5 4.12 7.75 1 8 1.81 1.1/8 8 1.25 49
3 12 2.75 5 9 1.1/8 8 2.12 1.1/4 8 1.44 71
4 14 3.25 6.19 10.75 1 3/8 8 2.38 1.1/2 8 1.69 112
5 16.5 3.75 7.31 12.75 1 5/8 8 2.81 1 3/4 8 2 179
6 19 4.12 8.5 14.5 1 7/8 8 3.31 2 8 2.25 259
8 21.75 4.38 10.62 17.25 1 7/8 12 3.31 2 8 2.25 345
10 26.5 5.12 12.75 21.25 2 3/8 12 4 2.1/2 8 2.81 590
12 30 5.5 15 24.38 2 5/8 12 4.38 2 3/4 8 3.12 799

 

Without the middleman, your direct purchasing of carbon steel pad flange can save you 30%-40% cost in Dubai

Studding Flange can be used in control flow systems, engines, vessels, and tanks. Any application that has a need for a nozzle or a control flow system can install the Pad Mount Flange or any other type of pad flange. These are used in conjunction with other components. The application is in oil and gas, petrochemical, offshore, onshore, and other high-pressure, high-temperature applications such as power generation plants.

Studding Outlet Flange can be in the size range of ½ inch to 24 inches. There are flanges of pressure ratings 150# to 2500#. Each class of the flange has to have a raised face to a certain measure. The Pad Type Flange should have faces raised above 1/16 inches. Most pad flanges are made in a flat bottom configuration.

Pad Nozzle Flange comes in the size range of ½ inches to 24 inches. You have to know your requirements. Where the flange is needed to fit is the nominal bore size of your flange. The inlet diameter is also important because that is what is going to extend into the vessel, tank, shell, or another pressure component. The inner diameter and thickness are important because they correspond to the pressure ratings. The Asme Pad Flanges have specifications. Once you have decided on the sizes, you also have to make sure that the correct flange material is selected to conform to the pressure and temperature conditions of your applications.

Check types of double drilled pad nozzle flange & alloy steel studding outlet flange dimensions chart

Pad Nozzle Flange has an outlet and an inlet. There is an outer diameter, inner diameter, and thickness for the outlet. The inlet has an outer diameter, inner diameter, and thickness. The flange has a length. All of these can be measured and checked against the size chart for any specification to which the flange belongs.

Get connected with trusted studding outlet flange manufacturers as per international standards and bespoke size range in the middle east

Studding Outlet Type Flanges don’t need painting and blasting or any other surface treatment. They offer an easy assembly of piping components without the need for welding; just with bolts and nuts. The flanges can accommodate various types of connections in production, making the piping assembly simplified. However, the Studding Outlet Class 300 and other flanges can cause extra costs to insulate the pipeline with flanges. As the flange faces require extra space, the pipeline needs extra space. The riskiest disadvantage is that a flanged connection can leak if it is not properly aligned and fitted because it is not welded.