Steelveron

Blind Flanges

Steelvron is a leading Blind Flanges supplier, manufacturer, and exporter, offering premium-quality flanges engineered to seal the ends of pipelines, valves, and pressure vessels. Unlike other flanges, Blind Flanges do not have a bore, which makes them ideal for isolating sections of piping or testing flow and pressure conditions. Their robust design ensures complete leak-tight sealing, reliability under extreme conditions, and easy disassembly when required.

Overview

Steelvron is a leading Blind Flanges supplier, manufacturer, and exporter, offering premium-quality flanges engineered to seal the ends of pipelines, valves, and pressure vessels. Unlike other flanges, Blind Flanges do not have a bore, which makes them ideal for isolating sections of piping or testing flow and pressure conditions. Their robust design ensures complete leak-tight sealing, reliability under extreme conditions, and easy disassembly when required.

As a global Blind Flanges supplier, Steelvron provides flanges in a wide range of materials including Stainless Steel, Carbon Steel, Alloy Steel, Duplex & Super Duplex, Nickel Alloys, Copper-Nickel, Inconel, Hastelloy, Monel, and Titanium. Manufactured to meet ASME, ASTM, DIN, EN, and JIS standards, our Blind Flanges are available in sizes from ½” to 48” and pressure ratings up to Class 2500. Each flange undergoes stringent testing to ensure superior mechanical strength, corrosion resistance, and long-term performance in critical service applications.

At Steelvron, we understand the diverse requirements of industries such as oil & gas, petrochemical, power generation, and marine. That’s why we also offer custom Blind Flanges designed to meet client-specific needs in terms of dimensions, facing type (RF, RTJ, FF), and coatings. Whether used for temporary pipe closures, hydrostatic testing, or permanent system isolation, our Blind Flanges are the trusted choice worldwide for safety, durability, and engineering precision.

Technical Specifications Blind Flanges

Material	Grades Available	Standards	Size Range	Pressure Class
Stainless Steel Blind Flanges	SS 304/304L, 316/316L, 321, 347, 904L	ASME B16.5, B16.47, BS, DIN, EN, JIS	½” – 48” (DN15–DN1200)	150#, 300#, 600#, 900#, 1500#, 2500#
Carbon Steel Blind Flanges	ASTM A105, A350 LF2, A694 F42–F70	ASME, ANSI, DIN, EN	½” – 48”	150# – 2500#
Alloy Steel Blind Flanges	ASTM A182 F1, F5, F9, F11, F22, F91, F92	ASME, ASTM	½” – 48”	150# – 2500#
Duplex & Super Duplex Blind Flanges	UNS S31803, S32205, S32750, S32760	ASME, DIN, EN, BS	½” – 48”	150# – 2500#
Nickel Alloy Blind Flanges	Nickel 200, 201	ASTM, ASME	½” – 48”	150# – 2500#
Copper-Nickel Blind Flanges	Cu-Ni 70/30, Cu-Ni 90/10	ASTM, DIN, BS	½” – 48”	150# – 2500#
Inconel Blind Flanges	Inconel 600, 601, 625, 718	ASTM, ASME, DIN	½” – 48”	150# – 2500#
Hastelloy Blind Flanges	Hastelloy C22, C276	ASTM, EN, ASME	½” – 48”	150# – 2500#
Monel Blind Flanges	Monel 400, K500	ASTM, ASME	½” – 48”	150# – 2500#
Titanium Blind Flanges	Titanium Gr.1, Gr.2, Gr.5, Gr.7	ASTM, ASME	½” – 48”	150# – 2500#

Materials We Offer

Other Types Of Flanges We Offer

Weld Neck Flanges

Slip On Flanges

Blind Flanges

Socket Weld Flanges

Threaded Flanges

Lap Joint Flanges

Spectacle Blind Flanges

Reducing Flanges

Orifice Flanges

Ring Type Joint Flanges

Square Flanges

FAQ

Your complete guide to understanding Steelvron’s products, materials, certifications, and industrial applications worldwide

What are Blind Flanges used for?

Blind Flanges are used to seal the ends of pipelines, valves, and vessels, or to isolate sections of piping systems.

Are Blind Flanges suitable for high-pressure applications?

Yes, Blind Flanges are available in pressure classes up to Class 2500, making them suitable for high-pressure and high-temperature conditions.

Which materials are offered for Blind Flanges?

They are available in Stainless Steel, Carbon Steel, Alloy Steel, Duplex & Super Duplex, Nickel Alloys, Copper-Nickel, Inconel, Hastelloy, Monel, and Titanium.

Can Blind Flanges be customized?

Yes, Steelvron provides custom Blind Flanges with specific dimensions, coatings, and facing types as per project requirements.

Why choose Steelvron as your Blind Flanges supplier?

With global supply capability, adherence to international standards, and proven reliability, Steelvron ensures premium-quality Blind Flanges tailored for diverse industries.