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Carbon Steel Orifice Plate Flange and ASME/ANSI B16.36 Restriction Orifice Flange manufacturer in India


Stainless Steel Orifice Flange

Stainless Steel Orifice Flange Specification


Specification Stainless Steel Orifice Flange
Line Size DN15 (1/2") to DN1200 (48")
Plate Types Square Edge/ Conical Entrance/ Quarter Circle/ Eccentric
Plate / Carrier Material SS 304 / SS 316 / SS 321 / UNS S31803
UNS S32760 And UNS S31254
Alloy 400 / 625 / 825 / C276
Titanium/ A105N / A350 LF2
Flange Equipment Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc
Coating Anti-rust Paint/ Zinc Plated/ Oil Black Paint/ Yellow Transparent/ Cold and Hot Dip Galvanized
Application Bitumen upgraders
Heavy oil refineries.
Nuclear power (mostly seamless).
Petrochemicals and acids.
Thickness Sch 10S To SCH 120
Supporting Material Gasket/ Ring Joint/ Flange Bolts
ASME B16.36 Face Types Orifice Plate Flange/ Weld Neck Orifice Flange/ Rtj Orifice Plate/ Socket Weld Orifice Flange/ Blind Orifice Plate/ Threaded Orifice Flange
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
Manufacturer of Forged/ Threaded/ Screwed / Plate
Manufacturer Pressure Class Class 300 (lb) up to 20"
Class 600 (lb) up to 20"
Class 900 (lb) up to 16"
Class 1500 (lb) up to 10"
Class 2500 (lb) up to 8"
Flange Test Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector
Stainless Steel Orifice Flange Specification
  • Price stability can be seen in Orifice Flange manufacturer in India
  • Stainless Steel Orifice Flange have high corrosion resistance, particularly to stress corrosion cracking
  • Very little or no maintenance material
  • Carbon Steel Orifice Flange are suitable for harsh conditions.
  • Buy from ASME B16.36 Orifice Flange manufacturer in India for factory price
  • A largest Exporter, Source, Stock, Stockholder, Traders, Wholesaler, Manufacturer, Distributor, Suppliers, Dealer, Distributor, Importer, Fabricator & Stockist in Asia & Middle East.

Restriction Orifice Plate Types


Restriction Orifice Plate Types

Different Types Of Orifice Plates


Different Types Of Orifice Plates
  • 1. Concentric Orifice Plate (Hole is in the center)
  • 2. Segmental Orifice Plate
  • 3. Eccentric Orifice Plate (Hole is off center)

Pressure Taps Of Orifice Plate


  • 1.Vena-contractive tap
  • 2.Radius tap
  • 3.Pipe And Full Flow taps
  • 4.Corner taps
  • 5.Flange tap
  • 6.Elbow tap

Locations We Have Supplied Recently:

Stainless Steel Orifice Flange

Stainless Steel Orifice Flange

Germany, Oman, Malaysia, Poland, Qatar.
Carbon Steel Orifice Flange

Carbon Steel Orifice Flange

Netherlands, USA, United States, Canada.
ASME B16.36 Orifice Flange

ASME B16.36 Orifice Flange

France, Taiwan, Kuwait, Portugal.

Restriction Orifice Symbol


Restriction Orifice Symbol

Restriction Orifice Design Standard


Restriction Orifice Design Standard
  • API 2531
  • ISO 5168
  • ISA RP 3.2
  • EC 60534-8-3
  • API MPMS 14.3.2
  • ISO 5024

Restriction Orifice And Orifice Plate Working Principle


Restriction Orifice And Orifice Plate Working Principle

Manufacturer of Alloy Steel Weld Neck Orifice Flange and ASTM A182 F11 Rtj Orifice Plate with jack screw


Jack Bolts For Orifice Flanges


Jack Bolts For Orifice Flanges

Orifice Flange Jack Screw


Orifice Flange Jack Screw
NPSClass 300Class 400Class 600Class 900Class 1500
SizesLengthsSize Of HoleSizesLengthsSize Of HoleSizesLengthsSize Of HoleSizesLengthsSize Of HoleSizesLengthsSize Of Hole
15/82-3/411/165/82-3/411/165/82-3/411/165/83-1/43/45/83-1/43/4
1-1/45/82-3/411/165/82-3/411/165/82-3/411/165/83-1/43/45/83-1/43/4
1-1/25/82-3/411/165/82-3/411/165/82-3/411/165/83-1/43/45/83-1/43/4
25/82-3/411/165/82-3/411/165/82-3/411/165/83-1/43/45/83-1/43/4
2-1/25/82-3/413/165/82-3/413/163/42-3/413/165/83-1/23/45/83-1/23/4
33/42-3/413/163/42-3/413/163/42-3/413/163/43-1/47/83/43-3/47/8
43/42-3/413/163/43-1/47/83/43-1/47/83/43-1/27/83/447/8
53/42-3/47/83/43-1/47/83/43-1/27/83/43-3/47/83/457/8
63/42-3/47/87/83-1/217/841141-1/8151-1/8
83/437/87/8417/84114-1/21-1/815-1/21-1/8
1013-1/21-1/87/8417/84-1/2114-1/21-1/8161-1/8
1213-1/21-1/87/8417/84-1/21151-1/8171-1/8

Our Clients

Our Clients
Our Clients
Our Clients
Our Clients
Our Clients
Our Clients
Our Clients
Our Clients
Our Clients
Our Clients
Our Clients
Our Clients

Orifice Flange Tapping Standard


Orifice Flange Tapping Standard

Advantages And Disadvantages Of Orifice Plate


Advantages And Disadvantages Of Orifice Plate

Types Of Orifice Flange


Orifice Plate Flange

Orifice Plate Flange

Carbon Steel Orifice Flange

Carbon Steel Orifice Flange

SS Orifice Flange

SS Orifice Flange

Orifice Flange ASME B16.36

Orifice Flange ASME B16.36

Weld Neck Orifice Flange

Weld Neck Orifice Flange

Rtj Orifice Plate

Rtj Orifice Plate

Restriction Orifice Flange

Restriction Orifice Flange

Ro Flange

Ro Flange

Socket Weld Orifice Flange

Socket Weld Orifice Flange

Ring Joint Orifice Plate

Ring Joint Orifice Plate

Eccentric Orifice Plate

Eccentric Orifice Plate

Concentric Orifice Plate

Concentric Orifice Plate

Blind Orifice Plate

Blind Orifice Plate

Orifice Tapping

Orifice Tapping

Flange Tapping Orifice Plate

Flange Tapping Orifice Plate

ANSI B16.36 Orifice Flange

ANSI B16.36 Orifice Flange

Orifice WN Flange

Orifice WN Flange

Threaded Orifice Flange

Threaded Orifice Flange

A182 F316 Orifice Flange

A182 F316 Orifice Flange

SS 304 Orifice Flange

SS 304 Orifice Flange

Other Materials Of ASME B16.5 Weld Neck Flange


Duplex Orifice Flange

Duplex Orifice Flange

Super Duplex Orifice Flange

Super Duplex Orifice Flanges

Titanium Orifice Flange

Titanium Orifice Flanges

Mild Steel Orifice Flange

Mild Steel Orifice Flange

Nickel Alloy Orifice Flange

Nickel Alloy Orifice Flanges

Copper Orifice Flange

Copper Orifice Flanges

Inconel Orifice Flange

Inconel Orifice Flanges

Ductile Iron Orifice Flange

Ductile Iron Orifice Flanges

Aluminum Orifice Flange

Aluminum Orifice Flanges

Alloy Steel Orifice Flange

Alloy Steel Orifice Flanges

ASTM A350 LF2 Orifice Flange

ASTM A350 LF2 Orifice Flanges

UNS S31803 Orifice Flange

UNS S31803 Orifice Flanges

ASME B16.36 Orifice Flange Dimensions


ASME B16.36 Orifice Flange Dimensions

Orifice Flange Dimensions Class 300


Orifice Size in InchchOrifice Size in mmOuter Diameter (O.D.)Orifice Flange ThicknessHub Outer DiameterWeld Neck Outer DiameterLength Of Welding NeckRF DiameterHeight Of RFPCDOrifice Hole diameterNumber of BoltsBolt Size In UNCStud Length Of RFSize Of HoleStud Size In ISOWeight in Kilogram
ABCDEFGHI--------
12512536.65433.48150.8288.96.445/81253/4M164.5
1 1/24015536.67048.384732114.36.443/41357/8M206.5
25016536.68460.38492.121276.485/81253/4M167
2 1/26519036.61007387104.82149.26.483/41357/8M207.5
38021036.611788.9871272168.39.583/41357/8M209.4
410025536.6146114.390157.2220012.783/41357/8M2013.2
615032036.6206168.398215.92269.912.7123/41357/8M2014.6
820038039.7260219.1110269.92330.212.7127/81451M2430
1025044546.1321273116323.82387.312.71611651 1/8M2741
1230052049.3375323.81293812450.812.7161 1/81801 1/4M3062
1435058552.4425355.6141412.82514.412.7201 1/81851 1/4M3084
1640065055.6483406.4144469.92571.512.7201 1/41951 3/8M33111
1845071058.8533457157533.42628.612.7241 1/42051 3/8M33138
2050077562587508160584.22685.812.7241 1/42151 3/8M33171
2460091568.3702610167692.22812.812.7241 1/22401 5/8M39247

Class 600 Orifice Flange Dimensions


Orifice Size in InchchOrifice Size in mmOuter Diameter (O.D.)Orifice Flange ThicknessHub Outer DiameterWeld Neck Outer DiameterLength Of Welding NeckRF DiameterHeight Of RFPCDOrifice Hole diameterNumber of BoltsBolt Size In UNCStud Length Of RFSize Of HoleStud Size In ISOWeight in Kilogram
ABCDEFGHI--------
12512536.65433.58150.8788.96.445/81253/4M165.5
1 1/24015536.67048.384737114.36.443/41357/8M207.8
25016536.68460.38492.171276.485/81253/4M168.3
2 1/26519036.61007387104.87149.26.483/41357/8M2010.8
38021036.611788.9871277168.39.583/41357/8M2012.6
410027538.1152114.3102157.27215.912.787/81501M2419
615035547.7222168.3117215.97292.112.71211801 1/8M2737
820042055.6273219.1133269.97349.212.7121 1/81951 1/4M3053
1025051063.5343273152323.87431.812.7161 1/42201 3/8M3386
1230056066.7400323.8156381748912.7201 1/42301 3/8M33102
1435060569.9432355.6165412.8752712.7201 3/82401 1/2M36150
1640068576.2495406.4178469.97603.212.7201 1/22601 5/8M39190
1845074582.6546457.2184533.4765412.7201 5/82801 3/4M42240
2050081588.9610508190584.27723.912.7241 5/83001 3/4M42295
24600940101.6718609.6203692.27838.212.7241 7/83352M48365

Class 900 Orifice Flange Dimensions


Orifice Size in InchchOrifice Size in mmOuter Diameter (O.D.)Orifice Flange ThicknessHub Outer DiameterWeld Neck Outer DiameterLength Of Welding NeckRF DiameterHeight Of RFPCDOrifice Hole diameterNumber of BoltsBolt Size In UNCStud Length Of RFSize Of HoleStud Size In ISOWeight in Kilogram
ABCDEFGHI--------
12515038.15233.58350.87101.66.447/81501M245.4
1 1/24018038.17048.389737123.86.4411601 1/8M277.8
25021538.110560.310292.17165.16.487/81501M3011.5
2 1/26524541.312473105104.87190.56.4811651 1/8M2715.8
38024038.112788.91021277190.59.587/81501M2422
410029044.5159114.3114157.2723512.781 1/81801 1/4M3022
615038055.6235168.3140215.97317.512.7121 1/81951 1/4M3070
820047063.5298219.1162269.97393.712.7121 3/82301 1/2M36119
1025054569.9368273184323.87469.912.7161 3/82401 1/2M36204
1230061079.4419323.82003817533.412.7201 3/82601 1/2M36303
1435064085.8451355.6213412.87558.812.7201 1/22801 5/8M39400
1640070588.9508406.4216469.9761612.7201 5/82901 3/4M42510
18450785101.9565457.2229533.47685.812.7201 7/83302M48738
20500855108622508248584.27749.312.72023552 1/8M52932
246001040139.7749609.6292692.27901.712.7202 1/24452 5/8M641511

Class 1500 Orifice Flange Dimensions


Orifice Size in InchchOrifice Size in mmOuter Diameter (O.D.)Orifice Flange ThicknessHub Outer DiameterWeld Neck Outer DiameterLength Of Welding NeckRF DiameterHeight Of RFPCDOrifice Hole diameterNumber of BoltsBolt Size In UNCStud Length Of RFSize Of HoleStud Size In ISOWeight in Kilogram
ABCDEFGHI--------
12515038.15233.58350.87101.66.447/81501M245.4
1 1/24018038.17048.389737123.86.4411601 1/8M277.8
25021538.110560.310292.17165.16.487/81501M2411.5
2 1/26524541.312473105104.87190.56.4811651 1/8M2715.8
38026547.713388.91171277203.29.581 1/81851 1/4M3022
410031054162114.3124157.27241.312.781 1/42051 3/8M3322
615039582.6229168.3171215.97317.512.7121 3/82651 1/2M3670
820048592.1292219.1213269.97393.712.7121 5/83001 3/4M42119
10250585108368273254323.87482.612.7121 7/83451M48204
12300675123.9451323.82833817571.512.71623802 1/8M52303
14350750133.4495355.6298412.8763512.7162 1/44152 3/8M56400
16400825146.1552406.4311469.97704.812.7162 1/24502 5/8M64510
18450915162597457.2327533.47774.712.7162 3/45002 7/8M72738
20500985177.8641508356584.27831.812.71635453 1/8M76932
246001170203.2762609.6406692.27990.612.7163 1/26203 5/8M901511

Class 2500 Orifice Flange Dimensions


Orifice Size in InchchOrifice Size in mmOuter Diameter (O.D.)Orifice Flange ThicknessHub Outer DiameterWeld Neck Outer DiameterLength Of Welding NeckRF DiameterHeight Of RFPCDOrifice Hole diameterNumber of BoltsBolt Size In UNCStud Length Of RFSize Of HoleStud Size In ISOWeight in Kilogram
ABCDEFGHI--------
12516038.15733.59250.871086.447/81501M246.5
1 1/24020544.57948.31117371466.441 1/81801 1/4M3013
25023550.89560.312792.17171.46.4811851 1/8M2719
2 1/26526557.211473143104.87196.86.481 1/82051 1/4M3024
38030566.713388.91681277228.69.581 1/42301 3/8M3343
410035576.2165114.3190157.2727312.781 1/22601 5/8M3966
6150485108235168.3273215.97368.312.7823502 1/8M52172
8200550127305219.1318269.97438.212.71223852 1/8M52261
10250675165.1375273419323.87539.812.7122 1/24902 5/8M64485
12300760184.2441323.84643817619.112.7122 3/45402 7/8M72730

Orifice Flange Drawing


Orifice Flange Drawing

Orifice Flange Assembly


orifice flange assembly drawing

Orifice Flange Assembly

ASME B16.36 Material


Stainless Steel Orifice Flange Grade

Carbon Steel Orifice Flange Grades


Alloy Steel Orifice Flange Grades


Extra machining Stainless Steel 304 Ro Flange and 254 SMO Socket Weld Orifice Flange supplier in India, check sizes and price list


ASME B16.36 Orifice Flange Test Certificates

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

Stainless Steel Orifice Flange Price List


Type Of FlangeSize In Inch SCHClass GradePrice In INR (India) Per Piece
Orifice Plate Flange3/440150ASTM A182 F316L342.00
-140150-545.00
-240150-756.00
-340150-982.00
-480300-1261.00
-680300-1653.00
-880300-1985.00
-1080300-2521.00
Orifice Plate Flange1280300ASTM A182 F316L3423.00

Carbon Steel Orifice Flange Price List


Type Of FlangeSize In Inch SCHClass GradePrice In INR (India) Per Piece
Orifice Weld Neck Flange3/440150ASTM A105 Carbon Steel134.00
-140150-235.00
-240150-354.00
-340150-652.00
-440150-982.00
-640150-1342.00
-840150-1873.00
Orifice Weld Neck Flange1040150ASTM A105 Carbon Steel2273.00

Orifice Flange Application


  • 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

Orifice Flange Weight Chart


Orifice Flange Weight Chart

Orifice Flange Pressure Rating


Orifice Flange Pressure Rating
Check tappings and different types of ASTM A182 F304 Orifice Plate Flange, manufacturer of 316 Stainless Steel Ring Joint Orifice Plate and Duplex Steel Eccentric Orifice Plate in Mumbai

ASME B16.36 Orifice Flange Value Added Services

  • Chemical Analysis – Spectro Analysis
  • Intergranular Corrosion (IGC) Test
  • Hardness Test
  • Chemical Equipment
  • Pitting Resistance Test
  • Positive Material Identification – PMI Testing
  • Micro and MacroTest
  • Flattening Test
  • Mechanical Testing Such as Tensile of Area

Orifice Flange Thickness


Normal Size Of Steel PipeOuter Diameter (O.D.)10 Schedule20 Schedule30 ScheduleSTD Wall40 Schedule60 ScheduleEXT Hvy80 Schedule100 Schedule120 Schedule140 Schedule160 ScheduleXX Hvy
½0.840.083......0.1090.109...0.1470.147.........0.1880.294
¾1.050.083......0.1130.113...0.1540.154.........0.2190.308
11.3150.109......0.1330.133...0.1790.179.........0.250.358
1 ¼1.660.109......0.140.14...0.1910.191.........0.250.382
1 ½1.90.109......0.1450.145...0.20.2.........0.2810.4
22.3750.109......0.1540.154...0.2180.218.........0.3440.436
2 ½2.8750.12......0.2030.203...0.2760.276.........0.3750.552
33.50.12--0.2160.216-0.30.3---0.4380.6
3 ½40.12--0.2260.226-0.3180.318----0.636
44.50.12--0.2370.237-0.3370.337-0.438-0.5310.674
55.5630.134--0.2580.258-0.3750.375-0.5-0.6250.75
66.6250.134--0.280.28-0.4320.432-0.562-0.7190.864
88.6250.1480.250.2770.3220.3220.4060.50.50.5940.7190.8120.9060.875
1010.750.1650.250.3070.3650.3650.50.50.5940.7190.84411.1251
1212.750.180.250.330.3750.4060.5620.50.6880.84411.1251.3121
14140.250.3120.3750.3750.4380.5940.50.750.9381.0941.251.406-

ASME B16.36 Orifice Flange Documentation

  • Raw Material Test Reports
  • Fumigation Certificates
  • Fumigation Certificates
  • Guarantee Letter
  • QAP (Quality Assurance Plan)
  • NABL approved Laboratory Test Reports
  • Heat Treatment Charts
  • Commercial Invoice which includes HS Code

Orifice Flange Hs Code


HS Code Destination
73079990 Stainless Steel Orifice Flange

Class 300 Orifice Flange Bolt Chart


NPSB.C.Bolts NumberHoles DiameterDiameter Of Stud BoltStub Bolt Length
188.9411/165/8125
114.3413/163/4135
2127.0811/165/8125
149.2813/163/4135
3168.3813/163/4135
4200.0813/163/4135
6269.9127/83/4135
8330.21217/8145
10387.4161.1/81165
12450.8161.1/8180
14514.4201.1/8185
16571.5201.3/8195
18628.6241.3/8205
20685.8241.3/8215
24812.8241.5/8240


Class 600 Orifice Flange Bolt Chart


NPSB.C.Bolts NumberHoles DiameterDiameter Of Stud BoltStub Bolt Length
188.9411/165/8125
114.3413/163/4135
2127.0811/165/8125
149.2813/163/4135
3168.3813/163/4135
4215.9817/8150
6292.1121.1/81180
8349.2121.1/8195
10431.8161.3/8220
12489.0201.3/8230
14527.0201.3/8240
16603.2201.5/8260
18654.0201.5/8280
20723.9241.5/8300
24838.22421.7/8335

Class 900 Orifice Flange Bolt Chart


NPSB.C.Bolts NumberHoles DiameterDiameter Of Stud BoltStub Bolt Length
188.9411/165/8125
114.3413/163/4135
2127.0811/165/8125
149.2813/163/4135
3190.5817/8150
4235.081.1/8180
6317.5121.1/8195
8393.7121.3/8230
10469.9161.3/8240
12533.4201.3/8260
14558.8201.5/8280
16616.0201.5/8290
18685.82021.7/8330
20749.3202.1/82355
24901.7202 5/8445

Class 1500 Orifice Flange Bolt Chart


NPSB.C.Bolts NumberHoles DiameterDiameter Of Stud BoltStub Bolt Length
1101.6417/8150
123.841.1/81160
2165.1817/8150
190.581.1/81165
3203.281.1/8185
4241.381.3/8205
6317.5121.3/8265
8393.7121.5/8300
10482.61221.7/8345
12571.6162.1/82380
14635.0162 3/8415
16704.8162 5/8450
18774.7162 7/8500
20831.8163.1/83545
24990.6163.5/8620

Class 2500 Orifice Flange Bolt Chart


NPSB.C.Bolts NumberHoles DiameterDiameter Of Stud BoltStub Bolt Length
1108.0417/8150
146.041.1/8180
2171.481.1/81185
196.881.1/8205
3228.681.3/8230
4273.081.5/8260
6368.382.1/82350
8438.2122.1/82385
10539.8122 5/8490
12619.1122 7/8540

Orifice Flange Gasket


Orifice Flange Gasket
(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
1/20.841.8752.1252.1252.1252.50
3/41.062.252.6252.6252.6252.75
11.312.6252.8752.8752.8753.125
1 1/41.6633.253.253.253.50
1 1/21.913.3753.753.753.753.875
22.384.1254.3754.3754.3755.625
2 1/22.884.8755.1255.1255.1256.50
33.505.3755.8755.8755.8756.625
44.506.8757.1257.007.6258.125
55.567.758.508.3759.509.75
66.628.759.8759.7510.5011.375
88.621112.12512.0012.62514.125
1010.7513.37514.2514.12515.7517.125
1212.7516.12516.62516.5018.0019.625

RTJ/ Raised Face ASTM A105 Carbon Steel Orifice Flange manufacturer in India offers large size A516 Gr.70 Concentric Orifice Plate and A350 LF2 Blind Orifice Plate

DIN 19214 Orifice Flange Dimensions


DIN 19214 Orifice Flange Dimensions

Orifice Plate Flange Dimensions


Orifice Plate Flange Dimensions

Weld Neck Orifice Flange Dimensions


Weld Neck Orifice Flange Dimensions

Benefits Of Orifice Flanges B16.36


Benefits Of Orifice Flanges B16.36

ASME B16.36 Orifice Flange Tolerances


ASME B16.36 Tolerances
D1 & D2 = ± 1% D3 = ± 1 (millimeter) D4 = 0/-0.4 (millimeter) L = ± 0.1 (millimeter) P = ± 0.1 (millimeter) S = ± 0.1 (millimeter)