Blind Flanges are used in quick assembly to save the cost. These are blank flanges and have no bore. We provide wide range of Blind flanges that are designed as per the international standards of ASTM, ASME, API, AISI, BS, ANSI, DIN, JIS, MSSP and NACE. We also provide these flanges with mill test certificate as per EN 10204 / 3.1B Size: to 48 Class: 150#, 300#, 400#, 600#, 900#, 1500#, 2500# Material of Construction Standard Grades Stainless Steel Blind Flanges ASTM A182 , A240 F 304, 304L, 304H, 316, 316Ti, 316H, 316L, 316LN, 309S, 309H, 310S, 310H,317, 317L, 321, 321H, 347, 347H, 201, 202, 904L Carbon Steel Blind Flanges ASTM A105 Gr. F42,46,52,56,60,65,70 Alloy Steel Blind Flanges ASTM A182 F1,F5,F9,F11,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), Copper Alloys 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, Low Temperature Carbon Steel Blind Flanges ASTM A350 LF2 , LF3 Duplex Steel Blind Flanges ASTM A182, A240 UNS F 44, F 45, F51, F 53, F 55, F 60, F 61