
Eckhardt steel & Alloys are one of the leading Manufacturers, Supplier and Exporters of SS Blind Flanges / BLRF Flanges. A blind flange is used to close ends of piping systems. It is a kind of round plate with no center hold but with all the proper bolt holes. We offer Blind flanges manufactured at our facility to companies in various industries.
We also customize these industrial flanges as per the requirements of the clients. This blind flange is available in various sizes and materials.

| Type | : | Threaded, Slip-On, Welding Neck |
| Size | : | ½" (15 NB) to 48" (1200NB) |
| Standards | : | ANSI B16.5, ANSI B16.47, ANSI B16.36, ANSI B16.48, BS 4504, EN1092, UNI 2277/2278, DIN |
| Class | : | 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc. |
| Material | : | Grade |
| Specialize | : | As per drawing |
| In Form | : | SORF, WNRF, BLRF, SWRF, LAP Joint, Threaded, Reducing, Spectacle, etc |
| Connection Type | : | Raised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small Male-Female, Large Tongue & Groove, Small Tongue & Groove. |
| Type of Flanges | : | Weld Neck Flanges - WNRF, Socket Weld Flanges - SWRF, Slip On Raise Face - SORF, Blind Raise Face - BLRF, Spectacle Blind, Ring Joint, Large Dia Flanges, Orifice Flanges, Girth Flange, Lap Joint Flanges, Screwed (Threaded) Flanges, Long Weld Neck Flanges, Reducing. |
| Stainless Steel Blind Flanges | : | ASTM A 182, A 240 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 |
| Copper Alloys Blind Flanges | : | UNS No. C 10100, 10200, 10300, 10800, 12000, 12200, 70600, 71500, UNS No. C 70600 (Cu -Ni- 90/10), C 71500 (Cu -Ni- 70/30) Copper, Brass & Gunmetal |
| Duplex Steel Blind Flanges | : | ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61, 2205 (UNS No. S31803), 2507 (UNS No. S32750) |
| 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) |
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