Blind Flanges / BLRF Flanges

Blind Flanges (ss Blind Flanges) are used to seal the end of a piping system or pressure vessel openings to prevent flow. Blind pipe flange are also used for high pressure applications. It is used to gain easy access to the interior of a line or vessel once it has been sealed. The Blind Flange reduction can be either threaded or welded.
blind flanges

ANSI B16.5 Blind Flanges, ASME B16.47 Blind Flanges, DIN Blind Flanges Manufacturer & Supplier in india.

BLIND FLANGES SPECIFICATION :

Standard - ANSI/ASME : ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48

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

B.S : BS4504, BS4504, BS1560, BS10

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

Class : 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.

Specialize :As per drawing



BLIND FLANGES MATERIAL & GRADES :

Stainless Steel Blind Flanges : ASTM A182, A240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L

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

Alloy Steel Blind Flanges : ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91

Duplex Steel Blind Flanges : ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61

Super Duplex Blind Flanges : ASTM / ASME A/SA 182, A240 F 44, F 45, F51, F 53, F 55, F 60, F 61

Nickel Alloy Blind Flanges : 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), Titanium (Grade I & II)

Copper Alloy Blind Flanges : UNS No. C10100, 10200, 10300, 10800, 12000, 12200, 70600, 71500, UNS No. C 70600 (Cu -Ni- 90/10), C 71500 (Cu-Ni-70/30)

Low Temperature Carbon Steel Blind Flanges : ASTM A350, LF2, LF3


Marking & Packing
Our products like flanges are packaged to make sure that there’s no damage throughout transit. Just in case of exports, customary export packaging is completed in wooden boxes or cases. All flanges are marked with Trademark (Company’s LOGO), Grade, Size and Lot No. On requests we can do custom marking on our products.

Test Certificates
Manufacturer Test Certificate as per EN 10204-3.1, EN 10204-3.2, Raw Materials Certificate, NABL approved Lab Test Report, 100% Radiography Test Report, Third Party Inspection Report etc.