Blind Flanges
Description
Blind Flanges
Vandan Alloys is a manufacturer, supplier, stockist and exporter of Blind Flanges for closing pipe ends, pressure vessels, valves, equipment nozzles and piping systems. Our Blind Flanges are available in different materials, pressure classes, sizes and facing configurations for industrial and process applications.
Blind Flange Specifications
Product: Blind Flanges
Material: Stainless Steel, Carbon Steel, Alloy Steel, Duplex, Super Duplex, Nickel Alloys, Inconel, Monel, Hastelloy, Titanium and other specified grades
Standards: ASME B16.5, ASME B16.47 and applicable international standards
Pressure Classes: Class 150, 300, 600, 900, 1500 and 2500
Size Range: 1/2“ to 24” and larger sizes
Facing: RF, FF and RTJ
Manufacturing: Forged / machined as per specification
Bolt Hole Drilling: Standard or customized
Surface Finish: As per applicable standard or customer specification
Inspection: Visual and dimensional inspection as required
Certificate: EN 10204 Type 3.1 MTC available
Customization: Special dimensions, drilling, facing and thickness available
Blind Flange Material Grades
Vandan Alloys supplies Blind Flanges in a wide range of material grades.
Stainless Steel: 304, 304L, 316, 316L, 321, 347, 310, 310S, 904L
Carbon Steel: ASTM A105 and other specified grades
Alloy Steel: F11, F22 and other alloy steel grades
Duplex: 2205 / UNS S31803 / S32205
Super Duplex: 2507 / UNS S32750 / S32760
Nickel Alloys: Nickel 200, Nickel 201, Monel 400, Inconel 625, Alloy 20, Hastelloy and other specified grades
Titanium: Grade 2, Grade 5 and other specified grades
Blind Flange Facing Options
Blind Flanges can be supplied with Raised Face (RF), Flat Face (FF) and Ring Type Joint (RTJ) configurations.
The required facing is selected according to the piping design, gasket arrangement, pressure class and application requirements.
Blind Flange Pressure Classes
Available pressure classes include:
Class 150: General industrial and process piping applications
Class 300: Medium-pressure piping systems
Class 600: Higher-pressure industrial applications
Class 900: High-pressure process systems
Class 1500: High-pressure and critical piping applications
Class 2500: Very high-pressure applications where specified
Blind Flange Applications
Blind Flanges are commonly used in:
Oil & Gas Pipelines
Petrochemical Plants
Refineries
Chemical Processing
Power Plants
Pressure Vessels
Process Piping
Water Treatment Systems
Marine & Offshore Applications
Pharmaceutical Industries
Industrial Equipment
Pipeline Maintenance
They are particularly useful where a piping section needs to be closed, isolated or prepared for future connection.
Customized Blind Flanges
Vandan Alloys can supply Blind Flanges according to customer drawings and project specifications. Customized outside diameter, thickness, bolt-hole drilling, facing, marking and special material requirements can be considered based on technical specifications.
Quality & Inspection
Blind Flanges can be inspected for outside diameter, thickness, bolt-hole quantity, bolt-hole diameter, pitch circle diameter, facing dimensions, surface condition and overall dimensional accuracy.
Material Test Certificates can be supplied with the order, including EN 10204 Type 3.1 documentation where specified. Third-party inspection can also be arranged according to customer requirements.
Why Choose Vandan Alloys?
Blind Flange Manufacturer & Exporter
Wide material grade availability
Class 150 to Class 2500
RF, FF & RTJ facing
Standard and customized dimensions
Quality inspection before dispatch
EN 10204 Type 3.1 MTC available
Export-quality packaging
Worldwide supply from Mumbai, India
Get a Quote
For a Blind Flange quotation, send us your size, material grade, pressure class, facing, quantity and applicable standard.
Vandan Alloys supplies industrial Blind Flanges for domestic and international requirements, with focus on material compliance, dimensional accuracy and reliable export supply.
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Blind Flanges Manufacturer, Supplier & Exporter | Vandan Alloys
Meta Description
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