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Blind Flange

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Blind Flange Specification

Product Form
Solid Plate Flange

Hardness
120180 HB

Coating Type
Optional: Galvanized, Anti-rust Oil

Recyclable
Yes

Heat Resistance
Yes

Material Composition %
Varies as per grade, e.g., SS304 (18-20% Cr, 8-10% Ni)

Tensile Strength
470620 MPa (for Carbon Steel)

Corrosion Resistant
Yes, especially in stainless steel grades

Size
Standard and Custom Sizes

Diameter
1/2 inch to 60 inches

Product Name
Blind Flange

Steel Type
Stainless Steel, Carbon Steel, Alloy Steel

Steel Product Type
Flange

Grade
ASTM A105, ASTM A182 F304/F316, DIN, EN, JIS standards

Thickness
10 mm to 50 mm

Shape
Round

Steel Standard
ANSI B16.5, ASME B16.47, EN1092-1, DIN

Surface
Smooth, Rust-Proof, Polished

Composition
Steel alloy with iron, carbon, chromium, nickel (for stainless steel)

Application
Pipeline, Petrochemical, Water Supply, Oil & Gas Industry

Dimension (L*W*H)
As per ANSI/ASME standards or custom as required

Weight
Depends on size, e.g., 1 kg to 50 kg

Color
Metallic Silver, Grey

Material Grade
ASTM/ASMEDIN grades as applicable

Finish Type
Polished

Usage
Sealing pipeline ends, pressure vessel ends, inspection covers

Operating Temperature Range
-46°C to 600°C, depending on material

Connection Type
Welded, Bolted

Packaging Type
Wooden crates or custom packaging

Face Type
Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)

Compliance
ASME, ASTM, DIN, EN

Testing
Ultrasonic, Hydrostatic, Visual, PMI

Pressure Rating
Class 150, 300, 600, 900, 1500, 2500

Blind Flange Trade Information

Payment Terms
Cash in Advance (CID)

Supply Ability
5000 Per Month

Delivery Time
10 Days

Main Domestic Market
All India

About Blind Flange

Order today and secure the lowest price on our top-tier Blind Flanges, crafted for unassailable performance in demanding pipeline, water supply, and oil & gas systems. Valiant by design, these flanges come in a range of pressure ratings from Class 150 to 2500, connection types (Welded/Bolted), and face types (RF, FF, RTJ). Compliance with ASME, ASTM, DIN, and EN standards ensures quality. Tested by ultrasonic, hydrostatic, and PMI methods, each unit offers outstanding corrosion and heat resistance, with a polished, rust-proof finish. Trending for reliabilityexported and supplied worldwide from India.

Versatile Application and Key Features of Blind Flange

Blind Flanges are expertly used for sealing the ends of pipelines and pressure vessels, performing inspections, and closing unused nozzles. Installation is straightforward, requiring either welding or bolting. These flanges feature robust tensile strength, rust-proof polished surfaces, and are designed for harsh environments. Utilized by top pipeline contractors, petrochemical industries, and water utilities, they are compatible with various international grades and standards, ensuring durability in both standard and custom specifications.

Packaging, Payment Terms, and Domestic Market Reach

Each Blind Flange arrives expertly packaged in sturdy wooden crates or custom-designed packs to ensure protection during export market transit and quick dispatch within domestic channels. Payment terms are highly flexible, supporting multiple modes for your convenience. We serve the main domestic market across India, catering to both large infrastructure projects and smaller industrial needs, while continuing our commitment as a leading exporter and supplier of steel flanges. Expect prompt delivery and reliable customer service with every order.

FAQs of Blind Flange:

Q: How are Blind Flanges typically installed?

A: Blind Flanges are installed by either welding or bolting them to the pipeline or vessel. This ensures a secure seal at the pipe end or access point, preventing leaks and allowing for system maintenance or pressure testing.

Q: What materials and grades are available for Blind Flanges?

A: We offer Blind Flanges in stainless steel, carbon steel, and alloy steel, with grades including ASTM A105, ASTM A182 F304/F316, and others complying with ASME, DIN, EN, and JIS standards.

Q: Where can Blind Flanges be used effectively?

A: Blind Flanges are ideal for applications in pipeline construction, petrochemical plants, oil & gas refineries, water supply systems, and pressure vessels, especially where a strong, removable seal is required.

Q: What testing processes are performed on these flanges?

A: Each Blind Flange undergoes rigorous ultrasonic, hydrostatic, visual, and PMI testing to ensure integrity, compliance with quality standards, and reliable long-term service in demanding environments.

Q: What are the benefits of choosing your Blind Flanges?

A: Our Blind Flanges offer excellent corrosion and heat resistance, high tensile strength, and compliance with leading international standards. The wide range of sizes and customization options ensures optimal fit and performance for various industrial applications.

Q: What are the packaging and dispatch options?

A: Blind Flanges are packed in robust wooden crates or custom packaging to prevent damage during transit, ensuring safe arrival for export and domestic customers. Quick dispatch is a standard part of our service.

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