Industrial Flanges Manufacturer & Exporter in India

Industrial Flanges Manufacturer & Exporter in India

Ragnar Metals & Tubes is a leading manufacturer and exporter of industrial flanges in India, supplying high-performance stainless steel flanges, duplex steel flanges, super duplex flanges, nickel alloy flanges, copper alloy flanges and other corrosion-resistant flanges for critical industrial applications worldwide.

Our flanges are manufactured using premium quality raw materials and advanced forging, CNC machining and heat treatment processes to ensure dimensional accuracy, high pressure resistance, structural strength and long service life. We supply industrial flanges for oil & gas, petrochemical, marine, offshore, power generation, chemical processing and infrastructure industries globally.

Types of Industrial Flanges We Supply

We manufacture and export a wide range of pipe flanges in multiple materials and pressure ratings:

• Weld Neck Flanges (WN)
• Slip-On Flanges (SO)
• Blind Flanges (BL)
• Socket Weld Flanges (SW)
• Threaded Flanges (TH)
• Lap Joint Flanges (LJ)
• Spectacle Blind Flanges
• Orifice Flanges
• Long Weld Neck Flanges

All flanges are manufactured as per international standards and customized as per client drawings and project specifications.

Materials Available in Industrial Flanges

Our flanges are available in a wide range of corrosion-resistant and high-strength materials:

• Stainless Steel Flanges
• Duplex Steel Flanges
• Super Duplex Steel Flanges
• Nickel Alloy Flanges
• Monel Flanges
• Inconel Flanges
• Hastelloy Flanges
• Titanium Flanges
• Copper Flanges
• Brass Flanges

Each material is selected based on operating pressure, temperature, corrosion exposure, and industry-specific requirements.

Standards & Specifications

Our industrial flanges are manufactured in accordance with internationally recognized quality and dimensional standards to ensure high strength, pressure resistance, corrosion protection, and precise fitment in critical pipeline systems.

We follow global standards including:

• ASTM Material Standards
• ASME B16.5 – Pipe Flanges
• ASME B16.47 – Large Diameter Flanges
• ANSI Pressure Ratings
• DIN & EN Standards
• ISO International Standards

Each batch undergoes strict quality inspection including chemical analysis, mechanical testing, hydrostatic testing, dimensional verification, visual inspection and complete material traceability documentation as per EN 10204 3.1 / 3.2 certification.

Testing Process & Quality Assurance – Ragnar Metals & Tubes

At Ragnar Metals & Tubes, our testing process ensures the safety, reliability, and performance of stainless steel and alloy steel products supplied for global industrial and infrastructure projects. Each batch is verified from raw material selection to final dispatch under internationally recognized standards including ASTM, ASME, ISO, DIN, and EN.

Ultrasonic Testing (UT)

Detects internal flaws using high-frequency sound waves

Tensile Strength Test

Measures yield strength, elongation, and material durability

Impact Test (Charpy V-Notch)

Evaluates toughness under low-temperature and high-stress conditions

Surface Finish Inspection

Ensures smoothness, coating quality, and visual compliance

Heat Treatment (HT)

Enhances hardness, strength, and corrosion resistance

Hardness Testing

Measures resistance to deformation and wear

Documentation & Global Compliance

• ✔ EN 10204 3.1 / 3.2 Mill Test Certificates (MTC)
• ✔ Batch-wise quality traceability and inspection records
• ✔ Third-party inspection by SGS, TUV, Bureau Veritas & Lloyd’s
• ✔ Export documentation support for customs and international shipping

Supporting supply for oil & gas, petrochemical, power generation, marine, infrastructure, and heavy engineering industries worldwide.

Why Choose Ragnar Metals & Tubes?

• ✔ Leading manufacturer, stockist, and exporter of stainless steel and alloy steel products for industrial and infrastructure projects
• ✔ ISO 9001:2015 certified quality management system ensuring consistent product reliability and compliance
• ✔ Specialized in precision pipes, tubes, fittings, flanges, sheets, plates, fasteners, and round bars
• ✔ Modern processing and testing facilities with advanced manufacturing and inspection equipment
• ✔ Custom-engineered solutions based on client drawings and technical specifications
• ✔ Full material traceability with EN 10204 3.1 / 3.2 mill test certification
• ✔ Compliance with ASTM, ASME, DIN, EN, and ISO international standards
• ✔ Trusted global supplier supporting oil & gas, petrochemical, power, marine, and heavy engineering industries

With a strong export network, we serve clients across Asia, Europe, Middle East, and North America. Our commitment to quality and performance makes us a trusted flanges exporter worldwide.