Blind Flanges / BLRF Flanges

Stainless Steel Blind Flanges, Alloy Steel Blind Flanges, ASME B16.5 Carbon Steel Blind Flanges Suppliers in India.

Nickel Alloy Blind Plate Flanges, Duplex Steel BLRF Flanges Exporter, SS Blind Flanges Leading Manufacturers.

AB Steel is one of the largest exporter, manufacturer and supplier of Blind Flanges in India. Blind Flanges can carry out superior stress from inner pressure and bolt loading from the time when the supreme stresses in the blind flange are meandering stresses at the centre. These Flanges are used to outright off the finishes of valves, piping and pressure vessel preambles. Our flanges are supplied through appropriate test certificates of finished products and standard raw materials.

These are made out of scientifically proven method and that is why they can be used across many industries. Our Blind Flanges can further be customized in terms of thicknesses, sizes and specifications as per the specific requirements of our clients. We offer these flanges at market leading prices.

ANSI / ASME B16.5 Blind Flanges Specification

Size : 1 / 2" (15 NB) to 48" (1200NB)

Standards : 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.

Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

BS : BS4504 , BS4504, BS1560, BS10

DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673

Our Blind Flanges conforms to NACE MR0175/ISO 15156

Blind Flanges / BLRF Flanges 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

Alloy Steel Blind Flanges :

ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91

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, F706

Duplex & Super Duplex Steel Blind Flanges :

ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61

Copper Alloy Steel Blind Flanges :

ASTM SB 61 , SB62 , SB151 , SB152 UNS No. C 70600 (Cu-Ni 90/10), C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200.

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).

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