Stainless Steel 446 Ring
Multinox Inc. is a premier manufacturer, supplier, and stockist of Stainless Steel 446 Rings.
Stainless Steel 446 Rings are a high-chromium ferritic stainless alloy, developed for applications where elevated temperatures are quite common. It prevents oxidation and scaling in high-heat surroundings. Alloy 446 rings can be used for moderate corrosion resistance and good performance when the material is exposed for a prolonged period of time. When applications require demanding performance with high cost-efficiency, SS 446 rings are one of the best choices. Whether it's an extreme thermal condition or an oxidation-exposed environment, 446 rings withstand and give consistent and reliable performance.
Stainless Steel 446 Rings feature an excellent combination of properties such as high-temperature resistance, oxidation resistance, and structural stability across a wide range of temperatures. The high-chromium mix maintains stable performance at high temperatures. It is a ferritic alloy that shows magnetic properties and good resistance to thermal grain boundaries. SS 446 rings are an excellent choice for scaling and oxidation resistance, giving rise to high demand for this grade across the market.
446 Stainless Steel rings are utilised across a wide range of components and applications, including industrial furnaces, combustion systems, power generation components, radiant tubes, industrial furnace equipment, heat exchangers, and high-temperature processing tools. This grade can withstand exposure to hot gases and oxidizing atmospheres, whereas conventional steel grades cannot last effectively. SS 446's ability to maintain substantial performance in continuous heat-exposed atmospheres makes it one of the best choices for your operational conditions.
Multinox Inc. produces 446 rings with consistent quality production matching international standards and thorough inspection tests, including a Material Test Report (MTR). We offer these rings in different specifications based on thickness, size, diameter, and surface finishes. We even offer machined, finished, and required heat-treated alloy rings to match your industrial preference. Partner with a reliable steel manufacturing company to meet all your production needs at a competitive price range across the market. At Multinox, we manufacture and produce consistent-quality material rings in a broad spectrum of specifications, including outer diameter, inner diameter, thickness, widths, and others to match the precise needs of clients' requirements. These rings are available in different forms, such as forged, rolled, seamless, and machined. We can even offer custom-range dimensions based on customer drawings and technical documentation.
Specifications
| Material | Stainless Steel |
| Form | Seamless Rolled Ring, Forged Ring |
| Manufacturing Process | Open Die Forging, Ring Rolling, CNC Machining |
| Outside Diameter (OD) | 145 mm to 3000 mm |
| Inside Diameter (ID) | As per Customer Requirement |
| Maximum Thickness | 300 mm |
| Maximum Face Height | Up to 49 Inches (1245 mm) |
| Maximum Weight | 60,000 lbs (Approx. 27,200 kg) |
| Tolerance | ±0.003" (or as per customer drawing) |
| Surface Finish | Rough Machined, Fully Machined, Bright, Black, Polished |
| Heat Treatment | Annealed, Solution Annealed, Normalized, Quenched & Tempered, As Required |
| Testing | PMI, Ultrasonic Test (UT), Liquid Penetrant Test (LPT), NDT, Hardness Test, Dimensional Inspection |
| Certification | EN 10204 3.1, Mill Test Certificate (MTC) |
| Standards | ASTM, ASME, DIN, EN, ISO (Depending on Material Grade) |
| Applications | Oil & Gas, Petrochemical, Chemical Processing, Marine, Power Plants, Heat Exchangers, Pressure Vessels, Aerospace, Heavy Engineering, Offshore, Fabrication |
| Packaging | Wooden Boxes, Pallets, Bubble Wrap, Export Worthy Packaging |
Chemical Composition
Ni
0.50% Max
Nickel
C
0.20% Max
Carbon
Mn
1.50% Max
Manganese
P
0.040% Max
Phosphorous
S
0.030% Max
Sulphur
Si
0.75% Max
Silicon
Cr
11.50–23.00%
Chromium
Mo
—
Molybdenum
N
0.10–0.25%
Nitrogen
Equivalent Grades
Werkstoff
1.4762
Werkstoff Number
UNS
S44600
Unified Numbering System
JIS
SUS 446
Japanese Standard
Mechanical Properties
7.5 g/cm³
Density
1510°C (2750°F)
Melting Point
485 MPa (75,000 psi)
Tensile Strength
275 MPa (40,000 psi)
Yield Strength (0.2% Offset)
20%
Elongation
Recent Export Deliveries
🇸🇦
Saudi Aramco Total
Al Jubail, Saudi Arabia
304 SS Round Bars, 50mm OD, ASTM A276
Delivered in 7 days
🇺🇸
Hess Corporation
New York City, USA
SS 304 Hex Bars, 40mm A/F, Cold Drawn
Delivered in 14 days
🇬🇧
Shell PLC
London, United Kingdom
304 SS Flat Bars, 100×20mm, Bright Finish
Delivered in 14 days
🇦🇪
ADNOC
Abu Dhabi, UAE
304 SS Square Bars, 40mm, Forged Grade
Delivered in 5 days
🇿🇦
Sasol Limited
Johannesburg, South Africa
SS 304 Hollow Bars, 80mm OD × 20mm wall
Delivered in 21 days
🇩🇪
BASF SE
Ludwigshafen, Germany
304 SS Round Bars 25–100mm, EN 10204 3.2
Delivered in 18 days
Availability of Stainless Steel Rings
| Stainless Steel 304 Ring | Stainless Steel 304L Ring |
| Stainless Steel 316 Ring | Stainless Steel 316L Ring |
| Stainless Steel 316Ti Ring | Stainless Steel 310 Ring |
| Stainless Steel 317L Ring | Stainless Steel 321 Ring |
| Stainless Steel 347 Ring | Stainless Steel 347H Ring |
| Stainless Steel 410 Ring | Stainless Steel 416 Ring |
| Stainless Steel 420 Ring | Stainless Steel 430 Ring |
| Stainless Steel 440 Ring | Stainless Steel 440C Ring |
| Stainless Steel 446 Ring | ASTM A268/A268M UNS S44600 Ring |
| ASTM A268/A268M EN 1.4749 Ring | 17-4PH Stainless Steel Ring |
| 15-5PH Stainless Steel Ring |
Latest Prices of Rings
Multinox INC offers Rings at one of the most competitive prices in India. Request the latest Rings Pricelist using the contact form here.