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Description

Blind Flange is a solid plate used to block off the end of pipeline systems or pressure vessel openings.

The blind flanges are usually applied for high pressure applications to test the flow of liquid or gas through pipelines or vessels. With blind flange, it’s easy and fast to build pipeline systems. What’s more, blind flange allows the repairing and sectional replacement becoming a simple work.

Material Alloy steel (ASTM A234 WP12/WP11/WP22/WP5/WP9/WP91)
Stainless steel (ASTM A403 WP304/WP304L/WP316/WP316L)
Carbon steel (ASTM A234WPS, A234WPC, A420 WPL6), St45.8 A105 A106 STG42)
Standard ANSI, B16.9, ASME, DIN2650, 2615, 2616, 2617, JIS B2311, 2312, 2313, EN 10253-11, EN10253-2
Type LR 30, 45, 60, 90, 180 degree
SR 30, 45, 60, 90, 180 degree
1.0D, 1.5D, 2.0D, 2.5D, 3D, 4D, 5D, 6D, 7D-40D
Thickness SCH5 , SCH10, SCH20, SCH30, SCH STD ,SCH40, SCH60, SCH XS ,SCH80, SCH100, SCH120, SCH140, SCH160, XXS
Size 1/2-80 inch (DN15-DN2000)
Surface treatment Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint, Zinc,
Hot dipped Galvanized.
Inspection Factory in-house self check or Third Party inspection
Applications Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc
Heat Treatment Normalizing, Annealing, Q+T

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