Leading Manufacturer & Exporter of Pipe Fittings


Blind Flange Manufacturer & Supplier

Most Prominent ANSI B16.5 Blind Pipe Flanges Manufacturer, ANSI B16.47 Raised Face Blind Flanges, BLRF Flanges, Flat Face (FF) Blind Flanges, ANSI B16.36 Ring Joint (RTJ) Blind Flanges Supplier in India.

Duplex Steel Blind Flanges, Super Duplex Steel Blind Flanges, Hastelloy Blind Flanges, Inconel Blind Flanges, Monel Blind Flanges, Cupro Nickel Blind Flanges Dealers & Trader

Here at K. K. Industries, we are one of the foremost Blind Flanges Supplier and exporter which are used to blank off the ends of piping, valves and pressure vessel openings. They are the highly stressed flange types like bending type near the centre, and since there is no standard inside diameter, they are suitable for high pressure temperature applications.

It is used to block a pipeline and has mounting holes around the perimeter and gasket sealing rings. Blind flanges are used in petrochemical, pipe engineering, public services and water works. ANSI B16.5 Blind Flanges are suitable for lower pressure applications. They are available in sizes from 1/8” NB to 48” NB.

The available materials of blind flanges are Stainless Steel Blind Flanges, Hastelloy Blind Flanges, Inconel Blind Flanges, Monel Blind Flanges, Duplex Steel Blind Flanges, SMO 254 Blind Flanges. They are also available in several standards like ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, and ANSI B16.48.

They are required in systems which require complete or temporary sealing or blockage. Various sealing faces are incorporated on a blind flange like flat face, raised face, male and female faces, right joint face, tongue and groove face. Please call us today and place an order for quality blind flanges that available in all sizes and materials at reasonable prices.

SS 304 / 304L Blind Flanges, SMO 254 Blind Flanges, Alloy 20 Blind Flanges, Titanium Blind Flanges, Duplex & Super Duplex Steel Blind Flanges Exporter & Stockholder in India.

Blind Flange
SS Blind Flange

Specifications of Blind Flange

Dimensions ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges etc.
Standard ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
Size 1/8″ NB TO 48″ NB
Types of Flanges Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
DIN DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673
BS BS4504 , BS4504, BS1560, BS10

Blind Flange Material & Grades

Stainless Steel Blind Flanges ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L
Duplex & Super Duplex Steel Blind Flanges  ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
Alloy Steel Blind Flanges  ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
Nickel Alloy Blind Flanges ASTM SB564, SB160, SB472, SB162 Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020).

Dimensions of ASME B16.5 Blind Flange

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


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.


≤ 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

Types of Blind Flanges

Plate Blind Flanges Ring Type Joint Blind Flanges
Drawing Blind Flanges Square Blind Flanges
Blind Raised Face Flanges BRF Flanges
Forged Blind Flanges Blind Pipe Flanges

Other Standards of ANSI / ASME / DIN Blind Flanges

ANSI B16.5 Blind Flanges ANSI B16.5 Class 150 Blind Flanges
ANSI B16.5 Class 300 Blind Flanges ANSI B16.5 Class 400 Blind Flanges
ANSI B16.5 Class 600 Blind Flanges ANSI B16.5 Class 900 Blind Flanges
ANSI B16.5 Class 1500 Blind Flanges ANSI B16.5 Class 2500 Blind Flanges
ASME B16.47 Series A Blind Flanges ASME B16.47 Series B Blind Flanges
ANSI B16.36 Orifice Blind Flanges DIN Blind Flanges PN6-PN40
150Lbs Blind Flanges 300Lbs Blind Flanges
600Lbs Blind Flanges 900Lbs Blind Flanges
1500Lbs Blind Flanges 2500Lbs Blind Flanges

Price List of Blind Flanges

K.K Industries is one of the manufacturer and supplier of Flanges from India. Our prices for Blind Flanges are very reasonable. Please click on the send your enquiry button or click here to request the latest price list and available stock information along with your requirements. K.K Industries maintains a stock of all standard items and can export them at the best price for Blind Flanges

Blind Flanges - Industries & Applications

Our Blind Flanges is used in various applications and industries. Below are a few of them:


  • Oil & Gas Industries
  • Gas Processing Industries
  • Food Processing Industries
  • Petrochemical Industries
  • Chemical Industries
  • Power Generation Industries
  • Sugar Industries
  • Fertilizers Industries

Stockist of Blind Flanges

We maintain a large inventory of Flanges in all standard sizes and grades. Please send us your requirement and we will send you the availability with the best quote for Blind Flanges.

Click to send your requirement.

How to Buy Blind Flanges

K. K. Industries is a leading manufacturer, stockist, and supplier of Blind Flanges from India. We maintain a large stock and you can easily buy Blind Flanges and other forms of Flanges at the best price. Please use the send your enquiry button or click here to send us your complete requirement to Buy Blind Flanges from K.K Industries.

Blind Flanges Exporter:

Exporting Blind Flanges to Singapore, Malaysia, Hongkong, Thailand, Indonesia, Taiwan. Other countries includes  Afghanistan, Albania, Andorra, Austria, Bahrain, Bangladesh, Bhutan, Brunei, Belarus, Belgium, Bulgaria, Cambodia, China, Cyprus, Croatia, Czech Republic, Denmark, Estonia, Egypt, Finland, France, Germany, Greece, Georgia, Hungary, Iceland, Ireland, Italy,  Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Lebanon, Latvia, Latin America, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Maldives, Mongolia, Myanmar (Burma), Nepal, North Korea, Netherlands, Norway, Oman, Poland, Portugal, Pakistan, Palestine, Philippines, Qatar, Russia, Romania, Russia, San Marino, Serbia and Montenegro, Slovakia, Slovenia, Spain, Sweden, Switzerland, Saudi Arabia,  South Korea, South Africa, Sri Lanka, Syria,  Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen.