Stainless Steel 316 Flanges are critical components in modern piping systems, widely used across industrial, mechanical, and structural engineering sectors. Steel Icon Stainless Pvt. Ltd. manufactures high-quality SS 316 flanges engineered to deliver secure connections in high-pressure and corrosive environments. These flanges are designed to connect pipes, valves, pumps, and other equipment in industries such as oil and gas, petrochemical processing, marine engineering, power plants, and water treatment facilities.
Known for their excellent resistance to corrosion and mechanical stress, Stainless Steel 316 Flanges ensure leak-proof performance and structural stability in demanding applications. Whether used in refinery pipelines or chemical processing plants, these flanges provide durability and long-term reliability in aggressive operating conditions.
Stainless Steel 316 is an austenitic chromium-nickel stainless steel alloy enhanced with molybdenum. The typical composition includes approximately 16 to 18 percent chromium, 10 to 14 percent nickel, and 2 to 3 percent molybdenum. The addition of molybdenum significantly improves resistance to pitting and crevice corrosion, particularly in chloride-rich environments such as marine and coastal installations.
The metallurgical structure of SS 316 flanges is fully austenitic, providing excellent toughness, ductility, and non-magnetic properties in the annealed condition. These flanges maintain their mechanical integrity across a wide temperature range, making them suitable for both cryogenic and elevated temperature applications. Their superior resistance to oxidation and chemical attack ensures reliable performance in pressure equipment, heat exchangers, and high-temperature piping systems.
Stainless Steel 316 Flanges are available in various types, including slip-on, weld neck, blind, socket weld, and threaded configurations. Precision machining and strict dimensional control ensure compatibility with stainless steel pipes, tubes, and fittings used in industrial fabrication and structural assemblies.
Stainless Steel 316 Flanges, Stainless Steel 316 Flanges Manufacturers, Stainless Steel 316 Flanges Suppliers, Stainless Steel 316 Flanges Stockists, Stainless Steel 316 Flanges Exporters
One of the primary advantages of Stainless Steel 316 Flanges is their exceptional corrosion resistance. The molybdenum content protects against chloride-induced pitting, making them ideal for marine equipment, offshore platforms, and chemical storage tanks. This enhanced resistance reduces the risk of leaks and extends service life in corrosive environments.
Strength and durability are equally important benefits. These flanges can withstand high pressure and mechanical loads without deformation. Their excellent tensile and yield strength make them suitable for critical applications in refineries, power generation plants, and structural engineering projects.
Stainless Steel 316 Flanges also offer good machinability and weldability, supporting efficient fabrication and installation. They integrate seamlessly with stainless steel bars, plates, sheets, coils, pipes, and tubes used in complex piping networks. Over time, their low maintenance requirements and long service life contribute to cost efficiency and operational reliability.
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In the oil and gas sector, Stainless Steel 316 Flanges Manufacturers supply precision-engineered flanges for pipeline systems handling corrosive fluids and high-pressure gases. These flanges are essential for secure pipe connections in upstream and downstream operations, ensuring safety and durability in challenging environments.
Within chemical and pharmaceutical processing plants, Stainless Steel 316 Flanges Suppliers provide corrosion-resistant flanges used in reactors, storage tanks, and process piping systems. Their ability to resist chemical attack and maintain hygienic conditions makes them suitable for critical processing equipment.
For industrial maintenance and fabrication projects, Stainless Steel 316 Flanges Stockists maintain a ready inventory of standard and customized flange types. Immediate availability supports infrastructure upgrades, plant shutdown repairs, and structural modifications in manufacturing facilities and power plants.
In international markets, Stainless Steel 316 Flanges Exporters deliver certified flange solutions for marine engineering, desalination plants, and heavy industrial projects. Compliance with global standards and secure packaging ensures consistent quality across borders and large-scale installations.
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Stainless Steel 316 Flanges are typically manufactured according to ASTM A182 specifications, which cover forged or rolled alloy and stainless steel pipe flanges for high-temperature service. The corresponding ASME standard is ASME SA182, widely used in pressure vessel and piping systems. These standards define chemical composition, mechanical properties, heat treatment requirements, and dimensional tolerances. Additionally, flange dimensions and pressure ratings often comply with ASME B16.5 and ASME B16.47 standards. Adherence to these specifications ensures that SS 316 flanges meet the performance requirements of industrial piping, pressure equipment, and structural systems in oil refineries, chemical plants, and power generation facilities.
Steel products such as flanges, bars, pipes, tubes, plates, sheets, and coils are named and classified according to international standards including ASTM, ASME, EN, DIN, JIS, and ISO. ASTM and ASME standards are widely adopted for pressure equipment and piping systems in North America and the Middle East. EN and DIN standards govern European structural and engineering materials, while JIS specifications apply to Japanese industrial products. ISO standards harmonize testing procedures and quality management practices globally. Stainless Steel 316 is also identified under EN designation 1.4401 and DIN standards, allowing engineers and procurement teams worldwide to specify the correct grade for fabrication, structural engineering, and chemical processing applications.
Steel Icon Stainless Pvt. Ltd. is one of the leading manufacturer and supplier of 316 Stainless Steel ANSI B16.5 Flange, SS 316L ASME B16.5 Class 150 Flanges, 316Ti SS 300# Flanges, 316/316L/316Ti Stainless Steel 1500# Flanges, ASTM A182 F304 2500 Lbs Flanges, ASME SA 182 F304L BS10 Table E Flanges, DIN Flanges, JIS Flanges at the best price in India.
Request Latest Price & Stock Availability| Specification | ASTM A182 / ASME SA182 |
|---|---|
| Dimension Standard | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Standards | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Size | 1/2" (15 NB) to 48" (1200 NB) |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 |
| Flange Face Type | Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| DIN Flanges | DIN 2527, 2566, 2573, 2576, 2641, 2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637, 2638, 2673 |
| JIS Flanges | JIS B2220 5K, 10K, 16K, 20K |
| BS Flanges | BS4504 PN 6, PN 10, PN 16, PN 25, PN 40, PN 64, PN 100, PN 160, PN 250, BS 10 Tables D, E, F, H |
| C | Mn | Si | P | S | Cr | Mo | Ni | N | |
|---|---|---|---|---|---|---|---|---|---|
| 316 (S31600) |
0.08 max |
2.0 max |
0.75 max |
0.045 max |
0.03 max |
min: 16.0 max: 18.0 |
min: 2.0 max: 3.0 |
min: 10.0 max: 14.0 |
0.10 max |
| Grade | Tensile Strength ksi (min) |
Yield Strength 0.2% ksi (min) |
Elongation % | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
|---|---|---|---|---|---|
| 316 (S31600) |
75 | 30 | 40 | 217 | 95 |
