Blind Raised Face (BLRF)


ANSI B16.5 Class 150, 300, 600, 900 Blind Flanges Manufacturers, ASME B16.47 Series A and B Blind Raised Face (BLRF) Flange Suppliers in Mumbai, India.

Kencotube is manufacturer & trader of Blind Raised Face Flanges (BLRF), which are used to seal the end of piping systems or pressure vessel openings. These Stainless Steel Blind Raised Face Flanges are commonly used for testing the flow of gas or liquid through a pipe or vessel. Carbon Steel Blind Raised Face Flanges is generally a piece of metal that is cut to fit between two pipe flanges and usually sandwiched between two gaskets. Alloy Steel Blind Raised Face Flanges is often made from two metal discs that are attached to each other by a small section of steel.The whole idea of Alloy 20 Blind Raised Face Flanges is so that one can be absolutely sure that an item of equipment is properly and securely blanked off with no possibility of any flow or leakage through a valve during maintenance.

High Quality Blind Raised Face Flanges, ASTM A182 Stainless Steel Blind Raised Face Flange, Carbon Steel A105 BLRF, Alloy Steel Blind Raised Face Flange Dealers, Duplex Steel Blind Raised Face Flanges, Copper Nickel BLRF Flanges, Super Duplex Steel Blind Raised Face Flanges, Manufacturers and Suppliers of Blind Flanges in Various types of Material Grades.

Blind Raised Face (BLRF) Specification

Standard ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
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.
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
Pressure Ratings 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64
Flange Face Type Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)


Raised Face Blind Flange Material and Grades

Stainless Steel Blind Raised Face Flanges : ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L

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

Carbon Steel Blind Raised Face 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

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

Nickel Alloy Blind Raised Face 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).

Copper Alloy Blind Raised Face 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.

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