Stainless Steel Backup Flange
Corrosion resistant and durable, used in chemical, food processing, and marine environments where hygiene and strength are key.
minimum order : 200 items
Customization as per requiments
Flanges Types | Slip On, Weld Neck, Long Weld Neck, Threaded, Blind, Companion, Lap Joint |
Class | 150 Lbs, 300 Lbs, 600 Lbs, 900 Lbs, 1500 Lbs, 2500 Lbs Asa 150, Asa 300, Pn 6, 10, 16, 25, 40, 64, 100, 160 |
Size | 1/2″ (15 Nb), 48″ (1200nb) Dn10~dn5000 |
Type | Raised Face (rf), Flat Face (ff), Ring Type Joint (rtj), Lap Joint Face (ljf), Large Male Female (lmf), Small Male Female (smf), Large Tongue & Groove, Small Tongue, Groove |
Metalica Forging Inc is a Backup Flanges Manufacturer providing top-quality flanges made from carbon steel, stainless steel, ductile iron, and other corrosion-resistant alloys. These flanges are specifically engineered to support stub end fittings in piping systems, enabling a bolted connection that allows for easy alignment, removal, and maintenance. Designed to meet international standards such as ASME B16.5, AWWA C207, and ASTM specifications, backup flanges are ideal for low-pressure applications in waterworks, irrigation, drainage, chemical pipelines, and plastic piping systems like HDPE and PVC.
Our proven backup flanges are listed on leading B2B portals and come with guaranteed strength, dimensional precision, and long-term reliability. Their simple, flat ring structure makes installation easy and reduces labor and maintenance costs. They are especially effective in systems requiring regular inspection or disassembly. With options for customized sizes, coatings, and bore types, we ensure a scalable solution for bulk procurement and industrial use. These flanges combine durability, flexibility, and cost-effectiveness, making them a preferred choice for contractors, engineers, and industries worldwide.
Corrosion resistant and durable, used in chemical, food processing, and marine environments where hygiene and strength are key.
Corrosion-resistant and durable, used in chemical, food processing, and marine environments where hygiene and strength are key.
What is a backup flange and how is it used?
A backup flange is used with stub ends to create a secure bolted connection in piping systems. It provides support and allows for easier alignment, removal, or rotation of pipe sections.
What materials are backup flanges made from?
Backup flanges are typically manufactured from carbon steel, stainless steel, ductile iron, and aluminum. The material is selected based on the pressure rating and corrosion environment.
What standards do backup flanges comply with?
These flanges conform to ASME B16.5, AWWA C207, MSS SP-44, and ASTM standards, ensuring compatibility with common pipe sizes and pressure ratings.
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