Plot no 63, Prashanthi nagar,kukatpally,Hyderabad,telangana,India.
+91 96520 30367
+91 040 23076555

BLIND FLANGES MANUFACTURER, BLRF FLANGES SUPPLIER & STOCKISTS

Highly acclaimed Manufacturer & Supplier of Blind Flanges, BLRF Flanges, Carbon Steel Blind Flanges, Stainless Steel Blind Flanges, Alloy Steel Blind Flanges, Nickel Blind Flanges, Inconel Blind Flanges, Hastelloy Blind Flanges in India & Asia

We are largest manufacturers of Blind Flanges & have huge stock of 304 Blind Flanges, 316 Blind Flanges, astm a105 Blind Flanges, astm a182 Blind Flanges as per asme / ansi B16.5 blind flanges, ansi B16.47 blind flanges, Din blind flanges, jis blind flanges & uni blind flanges Standards.

we offer high quality Blind Flanges in all size, classes & dimensions like Class 150 Blind Flanges, Class 300 Blind Flanges, Class 900 Blind Flanges, Class 1500 Blind Flanges, Class 2500 Blind Flanges, pn16 blind flange dimensions & pn40 blind flange dimensions

Blind Flanges / BLRF Flanges

  • Blind Flanges Flanges Price
  • Leading manufacturer of Blind Flanges
  • Our Live Stock of Blind Flanges
  • Blind Flanges Application

We are a government approved largest Manufacturer, Supplier and Exporter of ASME 16.5 Blind Flanges / BLRF Flanges. Blind flanges is a plate for covering or closing the end of a pipe. A flange joint is a connection of pipes, where the connecting pieces have flanges by which the parts are bolted together. Blind Flanges are commonly used in petrochemical, pipe engineering, public services & water works. This flange is used to blank off pipelines, valves and pumps, it can also be used as an inspection cover. These are available in wide variety of sizes and applications. To make these products highly suitable for various industrial applications, we are offering them in customized designs.

TypeBlind Flanges, BL Flanges, ASME 16.5 Blind Flanges / BLRF Flanges
Size½” (15 NB) to 48″ (1200NB)
Pressure Class150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
MaterialStainless Steel Blind Flanges: ASTM A182 F202, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 316LN, 310S, 317L, 321, 410, 420, 440C, 202. F904L
Carbon Steel Blind Flanges: ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F70
Duplex Steel Blind Flanges: ASTM / ASME SA 182 F 44 , F 45 , F51 , F 53 , F 55 , F 60 , F 61.
Alloy Steel Blind Flanges: ASTM A182 F1, F5, F9, F11, F22, F91
Special Alloy Blind Flanges: Duplex, Super Duplex, Nickel Alloys
Nickel Alloy Blind Flanges: Cupro Nickel (90/10, 70/30, 66/30/2/2), Hastelloy (C-4, C-22, C276, B-2), Nickel (200 / 201 / 205), Monel 400 & K500), Inconel (600, 601, 625 & 825), Incolloy (800, 800H), Alloy 20, Duplex Steel, SS 904L, Titanium (1 & 2) Etc.
SpecializeAs per drawing
StandardANSI B16.5, ANSI B16.47, ANSI B16.36, ANSI B16.48, BS 4504, EN1092, UNI 2277/2278, DIN
Connection TypeRaised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small Male-Female, Large Tongue & Groove, Small Tongue & Groove.
Flanges FormsBlind Raise Face -BLRF, Weld Neck Flanges – WNRF, Socket Weld Flanges – SWRF, Slip On Raise Face – SORF, Spectacle Blind, Ring Joint, Large Dia Flanges, Orifice Flanges, Girth Flange, Lap Joint Flanges, Screwed (Threaded) Flanges, Long Weld Neck Flanges, Reducing.

Dimensions of Blind Flanges ASME B16.5

ASME/ANSI B16.5 150lb Blind Flange /Standards, Dimensions & Weight

Pipe Normal Diam.O.D. FlangeThk. Of Flange MinDiameter of Raised FaceDiam. 
of Bolt 
Circle
Diam. 
of Bolt 
Holes
Number 
of Bolts
Diam. of 
Bolts 
(inch)
KGLB
inchdnOCGBCBHBNBD  
1/2″1589.0011.2035.1060.5015.8041/2″0.51.1
3/4″2098.5012.7042.9069.9015.8041/2″0.81.8
1″25108.0014.2050.8079.3015.8041/2″0.92
1-1/4″32117.5015.7063.5088.9015.8041/2″1.32.9
1-1/2″40127.0017.5073.2098.6015.8041/2″1.63.5
2″50152.5019.1091.90120.7019.1045/8″2.65.7
2-1/2″65178.0022.40104.60139.7019.1045/8″4.19
3″80190.5023.90127.00152.4019.1045/8″5..111.2
3-1/2″90216.0023.90139.70177.8019.1085/8″6.514.3
4″100228.5023.90157.20190.5019.1085/8″7.516.5
5″125254.0023.90185.70215.9022.4083/4″9.220.3
6″150279.5025.40215.90241.3022.4083/4″11.826
8″200343.0028.40269.70298.5022.4083/4″20.445
10″250406.5030.20323.90362.0025.40127/8″3168
12″300482.5031.80381.00431.8025.40127/8″47103
14″350533.5035.10412.80476.3028.50121″60132
16″400597.0036.60469.90539.8028.50161″81178
18″450635.0039.60533.40577.9031.80161 1/8″93205
20″500698.5042.90584.20635.0031.80201 1/8″127280
24″600813.0047.80692.20749.3035.10201 1/4″190419

Note: 
1) Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub.

ASME/ANSI B16.5 300lb Blind Flange /Standards, Dimensions & Weight

Pipe Normal Diam.O.D. FlangeThk. Of Flange MinDiameter of Raised FaceDiam. 
of Bolt
Circle
Diam. 
of Bolt
Holes
Number
of Bolts
Diam. of
Bolts
(inch)
Approx. Weight
inchdnOCGBCBHBNBDKG/PCSLB/PCS
1/2″1595.514.235.166.515.741/2″0.81.8
3/4″20117. 515.742.982.619.145/8″1.22.6
1″25124. 017.550.888.919.145/8″1.53.3
1-1/4″32133. 519.163.598.619.145/8″24.4
1-1/2″40155. 520.673.2114.322.445/8″2.96.4
2″50165. 022.491.912719.185/8″3.57.7
2-1/2″65190. 525.4104.6149.422.483/4″5.311.7
3″80209. 528.4127168.122.483/4″7.215.9
3-1/2″90228. 530.2139.7184.222.483/4″9.220.3
4″100254. 031.8157.2200.222.483/4″12.226.8
5″125279. 535.1185.723522.483/4″1635.2
6″150317. 536.6215.9269.722.4123/4″2248.4
8″200381. 041.1269.7330.225.4127/8″3679.5
10″250444. 547.8323.9387.428.4161″55121
12″300520. 550.8381450.931.8161 1/8″82.5182
14″350584. 053.8412.8514..431.8201 1/8″108238
16″400647. 557.2469.9571.535.1201 1/4″139306
18″450711. 060.5533.4628.735.1241 1/4″178392
20″500774. 563.5584.2685.835.1241 1/4″228503
24″600914. 569.9692.2812.841.1241 1/2″350772

Note: 
1) Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub.

ASME/ANSI B16.5 600lb Blind Flange /Standards, Dimensions & Weight

Pipe Normal Diam.O.D. Flange Thk. Of Flange Min Diameter of Raised Face Diam. 
of Bolt
Circle
Diam. 
of Bolt
Holes
Number
of Bolts
Diam. of
Bolts
(inch)
Approx. Weight
inchdnOCGBCBHBNBDKG/PCSLB/PCS
1/2″1595.514.235.166.515.741/2″0.81.8
3/4″20117. 515.742.982.619.145/8″1.43.1
1″25124. 017.550.888.919.145/8″1.73.7
1-1/4″32133. 520.663.598.619.145/8″2.45.3
1-1/2″40155. 522.473.2114.322.443/4″3.47.5
2″50165. 025.491.912719.185/8″4.49.7
2-1/2″65190. 528.4104.6149.422.483/4″6.815
3″80209. 531.8127168.122.483/4″8.919.7
3-1/2″90228. 535.1139.7184.225.487/8″12.728
4″100273. 038.1157.2215.925.487/8″18.641
5″125330. 044.5185.7266.728.481″30.868
6″150355. 547.8215.9292.128.4121″3883.6
8″200419. 055.6269.7349.331.8121 1/8″62.2137
10″250508. 063.5323.9431.835.1161 1/4″102225
12″300559. 066.538148935.1201 1/4″132291
14″350603. 569.9412.8527.138.1201 3/8″158348
16″400686. 076.2469.9603.341.1201 1/2″225496
18″450743. 082.6533.4654.144.5201 5/8″285628
20″500813. 088.9584.2723.944.5241 5/8″365805
24″600940. 0101.6692.2838.250.8241 7/8″5321170

Note: 
1) Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub

ASME/ANSI B16.5 1500lb Blind Flange /Standards, Dimensions & Weight

Pipe Normal Diam.O.D. FlangeThk. Of Flange MinDiam.
of
Hub
Diam. 
of Bolt
Circle
Diam. 
of Bolt
Holes
Number
of Bolts
Diam. of
Bolts
(inch)
Approx. Weight
inchdnOCXBCBHBNBDKG/PCSLB/PCS
1/2″15120.722.438.182.622.443/4″1.94.2
3/4″2013025.444.588.922.443/4″2.76
1″25149.428.452.3101.625.447/8″3.78.1
1-1/4″32158.828.463.5111.325.447/8″4.39.5
1-1/2″40177.831.869.912428.441″5.913
2″50215.938.1104.6165.125.487/8″11.324.9
2-1/2″65244.341.1124190.528.481″1635.2
3″80266.747.8133.4190.525.487/8″19.543
4″100311.253.8162.123531.881 1/8″3372.8
5″125374.773.2196.9279.435.181 1/4″60132
6″150393.782.6228.6317.531.8121 1/8″75165
8″200482.691.9292.1393.738.1121 3/8″125275
10″250584.2108368.3469.938.1161 3/8″215474
12″300673.1124450.9533.438.1201 3/8″316697
14″350749.3133.4495.3558.841.1201 1/2″  
16″400825.5146.1552.561644.5201 5/8″  
18″450914.4162.1596.9685.850.8201 7/8″  
20″500984.3177.8641.4749.353.8202″  
24″6001168.4203.2762901.766.5202 1/2″  

Note: 
1) Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub.

ASME/ANSI B16.5 2500lb Blind Flange /Standards, Dimensions & Weight

Pipe Normal Diam.O.D. Flange Thk. Of Flange Min Diam. 
of Bolt
Circle
Diam. 
of Bolt
Holes
Number
of Bolts
Diam. of
Bolts
(inch)
KGLB
inchdnOCBCBHBNBD  
1/2″15133.430.288.922.443/4″37
3/4″20139.731.895.322.443/4″4.510
1″25158.835.110825.447/8″512
1-1/4″32184.238.113028.441″818
1-1/2″40203.244.5146.131.841 1/8″1125
2″5023550.8171.528.481″1738
2-1/2″65266.757.2196.931.881 1/8″2555
3″80304.866.5228.635.181 1/4″3986
4″100355.676.2273.141.181 1/2″60133
5″125419.191.9323.947.881 3/4″101223
6″150482.6108368.353.882″156345
8″200552.5127438.253.8122″242533
10″250673.1165.1539.866.5122 1/2″4651023
12″300762184.2619.373.2122 3/4″6651463

Note: 
1) Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub.

Dimensional Tolerances of Blind Flanges ASME B16.5

Outside Diameter
≤ 24 = 1.6 mm | > 24 = ± 3.2 mm
Inside Diameter
not applicable
Diameter of Contact Face
1.6 mm Raised Face = ± 0.8 mm
6.35 mm Raised Face, Tongue & Groove / Male-Female = ± 0.4 mm
Outside Diameter of Hub
≤ 12 = + 2.4 mm / – 1.6 mm | ≥ 14 = ± 3.2 mm
Diameter of Counterbore
not applicable
Drilling
Bolt Circle = 1.6 mm | Bolt Hole Spacing = ± 0.8 mm
Eccentricity of Bolt Circle with Respect to Facing
≤ 2½ = 0.8 mm max. | ≥ 3 = 1.6 mm max.
Thickness
≤ 18 = + 3.2 mm / – 0 | ≥ 20 = + 4.8 mm / – 0
Length thru Hub
≤ 18 = + 3.2 mm / – 0.8 mm | ≥ 20 = + 4.8 mm / – 1.6 mm

Leading manufacturer of Blind Flanges

We also having stock of Blind Flanges & other Stainless Steel Flanges, Carbon Steel Flanges, Alloy Steel Flanges manufactured by :

Erne Fittings, AustriaMetal far, ItalyLame S.R.l., Italy
BENKAN Corporation, JapanBKL- Thai Benkan, ThailandTecnoForge, Italy
Ulma, SpainMega, ItalyMelesi, Italy
Interfit, FranceRaccortubi S.P.A., Italy 

we are the distributor of the of these Brands. we also have the sales representative who can provide the proper information of these Brands & about Grades, material and sizes of Blind Flanges.

Blind Flanges Application

  • Blind Flanges uses in Oil and Gas Pipeline
  • Blind Flanges uses in Chemical Industry
  • Blind Flanges uses in Plumbing
  • Blind Flanges uses in Oil & Gas Industry
  • Blind Flanges uses in Water Supply Systems
  • Blind Flanges uses in Paper & Pulp Industry
  • Blind Flanges uses in Power Plant
  • Blind Flanges uses in Fabrication Industry
  • Blind Flanges uses in General purpose applications
  • Blind Flanges uses in Food Processing Industry
  • Blind Flanges uses in Structural Pipe
  • Blind Flanges uses in Heat Exchangers

What & Where we Supply

Blind Flanges in India | Blind Flanges Prices in India | Stainless Steel Pipe Fittings Stockist in India | Blind Flanges Supplier in India | Blind Flanges Exporter in India | Blind Flanges Manufacturer in India | Blind Flanges Distributor in India | Blind Flanges Trader in India | Blind Flanges Dealer in India | Blind Flanges Stockholder in India | Blind Flanges Importer in India. | Blind Flanges distributor in Mumbai | Blind Flanges with Test Certificate | Blind Flanges Manufacturer in Mumbai | Blind Flanges in United States | Blind Flanges in United Arab Emirates | Blind Flanges in Canada | Blind Flanges in Pakistan | Blind Flanges in Spain | Blind Flanges in France | Blind Flanges in United Kingdom | Blind Flanges in Indonesia | Blind Flanges in Iran | Blind Flanges in Kuwait | Blind Flanges in Mexico | Blind Flanges in Malaysia | Blind Flanges in Nigeria | Blind Flanges in Singapore | Blind Flanges in Saudi Arabia | Blind Flanges in Netherlands | Blind Flanges in Brazil | Blind Flanges in Colombia | Blind Flanges in Egypt | Blind Flanges in Iraq | Blind Flanges in Sri Lanka | Blind Flanges in Russia | Blind Flanges in Vietnam | Blind Flanges in South Africa | Blind Flanges in Nigeria | Blind Flanges in Turkey | Blind Flanges in Bangladesh | Blind Flanges in Italy | Blind Flanges in Japan | Blind Flanges in Thailand | Blind Flanges in Hong Kong | Blind Flanges in Switzerland | Blind Flanges in New Zealand | Blind Flanges in Mozambique | Blind Flanges Dubai | Blind Flanges Taiwan | Blind Flanges Chile | Blind Flanges Venezuela | Blind Flanges Denmark

PRODUCTS WE MANUFACTURE

  • FORGED FLANGES
  • BLIND FLANGES
  • SLIP ON FLANGES
  • WELD NECK FLANGES
  • LAPPED JOINT FLANGES
  • THREADED FLANGES
  • SOCKET WELD FLANGES
  • LONG WELD NECK FLANGES
  • WELDO / NIPO FLANGES
  • ORIFICE FLANGES
  • REDUCING FLANGES
  • FLAT FLANGES
  • LOOSE FLANGES
  • RTJ FLANGES
  • SORF FLANGES
  • SQUARE FLANGES
  • EXPANDER FLANGES
  • WNRF FLANGES
  • GROOVE & TONGUE FLANGES
  • HIGH HUB BLINDS FLANGES
  • SPECTACLE BLIND FLANGES
  • WELD NECK FLANGES A / B
  • SPADES RING SPACERS FLANGES
  • SCREWED FLANGES
  • FORGING FACING FLANGES

STAINLESS STEEL FLANGES

  • Stainless Steel 304 Flanges
  • Stainless Steel 304L Flanges
  • Stainless Steel 304H Flanges
  • Stainless Steel 310 Flanges
  • Stainless Steel 310S Flanges
  • Stainless Steel 316 Flanges
  • Stainless Steel 316L Flanges
  • Stainless Steel 316H Flanges
  • Stainless Steel 317 Flanges
  • Stainless Steel 317L Flanges
  • Stainless Steel 321 Flanges
  • Stainless Steel 321H Flanges
  • Stainless Steel 347 Flanges
  • Stainless Steel 347H Flanges
  • Stainless Steel 446 Flanges
  • Duplex Steel UNS S32205 Flanges

CARBON STEEL & ALLOY STEEL FLANGES

  • Carbon Steel Forged Flanges
  • 105 Carbon Steel Blind Flanges
  • A694 F42 Carbon Steel Slip On Flanges
  • A694 F46 Carbon Steel Weld Neck Flanges
  • A694 F52 Carbon Steel Lap-Joint Flanges
  • A694 F60 Carbon Steel Threaded Flanges
  • A694 F65 Carbon Steel Socket Weld Flanges
  • A694 F70 Carbon Steel Rtj Flanges
    Alloy Steel Long Weld Neck Flanges
  • A182 F1 Weldo / Nipo Flanges
  • A182 F5 Orifice Flanges
  • A182 F9 Reducing Flanges
  • A182 F11 Ring Type Joint Flanges
  • A182 F22 WNRF Flanges
  • A182 F91 Lapped Joint Flanges

HIGH NICKEL FLANGES

  • Nickel Alloy 200 Forged Flanges
  • Nickel Alloy 201 Blind Flanges
  • Copper Nickel Slip On Flanges
  • Copper Nickel 90/10 Weld Neck Flanges
  • Inconel 600 Lap-Joint Flanges
  • Inconel 601 Threaded Flanges
  • Inconel 625 Socket Weld Flanges
  • Incoloy 800 Rtj Flanges
  • Incoloy 800h Long Weld Neck Flanges
  • Incoloy 800ht Nipo Flanges
  • Incoloy 825 Orifice Flanges
  • Hastelloy C276 Reducing Flanges
  • Hastelloy C22 Ring Type Joint Flanges
  • Hastelloy B2 WNRF Flanges
  • Monel 400 Lapped Joint Flanges