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Stainless steel 446 pipes are widely recognized for their remarkable ability to withstand elevated temperatures and corrosion, becoming them an indispensable component in numerous industrial uses. Known for having a high chromium content (around 26%), this grade of stainless steel is designed to resist scale and oxidation at high temperatures, usually up to 1100°C (2012°F). Outstanding resistance to oxidation and sulfidation is provided by the alloy composition of stainless steel 446, which is crucial in applications where the material is exposed to harsh conditions like furnaces, kilns, and other high-temperature processing equipment. Its exceptional resistance to corrosion, especially in surroundings with sulfur and other reactive components, is also a result of its high chromium concentration.
Although it is not as robust as some other high-temperature alloys, stainless steel 446 has good strength and toughness in terms of mechanical qualities. For equipment to be reliable and durable, it must be able to withstand extended exposure to high temperatures without losing its structural integrity.
Typical fabrication procedures for 446 stainless steel pipes include welding and machining. But because it contains a lot of chromium, it's crucial to apply the right methods to prevent problems like chromium carbide precipitation, which can impair performance. 446 stainless steel pipes are used in many different applications. They are employed in industries including power generating, the building of high-temperature furnaces, and petrochemical processing. They are a recommended option for crucial components where durability and resistance to heat and corrosion are crucial due to their ability to function dependably under adverse conditions.
Pipe Specification : ASTM A312, A358 / ASME SA312, SA358
Dimension Standard : ANSI B36.19M, ANSI B36.10
Outside Diameter (OD) : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size pipes available Ex-stock
Thickness Range : 0.3mm – 50 mm
Schedule : SCH 10, SCH20, SCH30, SCH40, STD, SCH60, XS, SCH80, SCH120, SCH140, SCH160, XXS
Type : Seamless Pipe, Welded Pipe, ERW Pipe, EFW Pipe, Fabricated Pipe, CDW
Form : Round Pipes, Square Pipes, Rectangular Pipe
Length : Single Random, Double Random & Cut Length
End : Plain End, Beveled End, Threaded
End Protection : Plastic Caps
Outside Finish : 2B, No.1, No.4, No.8 Mirror Finish
Finish : Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
External Coating : 3LPE / 3LPP/ FBE/ DFBE/ PP
Origin : Indian Origin, European Origin, Japanese Origin
Testing and Documents : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, Destructive Test Report, Non Destructive Test Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports
Packing : Packed in Wooden Boxes, Bubble wraps, Steel Strips Bundled, or as per Customers Requests
A Wide Range of ASTM A312 TP 446 Stainless Steel Pipes at Best Price.
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NPS | OD | SCH 5S | SCH 10S | SCH 40S | SCH 80S |
1/4 | 13.72 | – | 1.65 | 2.24 | 3.02 |
3/8 | 17.15 | – | 1.65 | 2.31 | 3.2 |
1/2 | 21.34 | 1.65 | 2.11 | 2.77 | 3.73 |
3/4 | 26.67 | 1.65 | 2.11 | 2.87 | 3.91 |
1 | 33.4 | 1.65 | 2.77 | 3.38 | 4.55 |
1.25 | 42.16 | 1.65 | 2.77 | 3.56 | 4.85 |
1.5 | 48.26 | 1.65 | 2.77 | 3.68 | 5.08 |
2 | 60.33 | 1.65 | 2.77 | 3.91 | 5.54 |
2.5 | 73.03 | 2.11 | 3.05 | 5.16 | 7.01 |
3 | 88.9 | 2.11 | 3.05 | 5.49 | 7.62 |
3.5 | 101.6 | 2.11 | 3.05 | 5.74 | 8.08 |
4 | 114.3 | 2.11 | 3.05 | 6.02 | 8.56 |
5 | 141.3 | 2.77 | 3.4 | 6.55 | 9.53 |
6 | 168.28 | 2.77 | 3.4 | 7.11 | 10.97 |
8 | 219.08 | 2.77 | 3.76 | 8.18 | 12.7 |
10 | 273.05 | 3.4 | 4.19 | 9.27 | 12.7 |
12 | 323.85 | 3.96 | 4.57 | 9.53 | 12.7 |
14 | 355.6 | 3.96 | 4.78 | 9.53 | 12.7 |
16 | 406.4 | 4.19 | 4.78 | 9.53 | 12.7 |
18 | 457.2 | 4.19 | 4.78 | 9.53 | 12.7 |
20 | 508 | 4.78 | 5.54 | 9.53 | 12.7 |
22 | 558.8 | 4.78 | 5.54 | – | – |
24 | 609.6 | 5.54 | 6.35 | 9.53 | 12.7 |
26 | 660.4 | – | – | – | – |
28 | 711.2 | – | – | – | – |
30 | 762 | 6.35 | 7.92 | – | – |
Stainless Steel 446 Seamless Pipe
Stainless Steel 446 Welded Pipe
Stainless Steel 446 ERW Pipe
Stainless Steel 446 EFW Pipe
Stainless Steel 446 Electropolish Pipe
Stainless Steel 446 Square Pipe
Stainless Steel 446 Rectangular Pipe
Stainless Steel 446 Round Pipe
STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
SS 446 | 1.4762 | S44600 | – | – | – | – | – |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
SS 446 | 0.2 max | 1.5 max | 0.75 max | 0.04 max | 0.030 max | 23 – 30 | – | 0.50 max | 0.10 – 0.25 | Balance |
Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
7.5 g/cm3 | 1510 °C (2750 °F) | Psi – 75,000 , MPa – 485 | Psi – 40,000 , MPa – 275 | 20 % |
Stainless Steel 446 Pipes
ASME SA312 TP 446 Stainless Steel Round Pipes
Stainless Steel 446 ERW Pipes
S44600 High Precision Stainless Steel Pipe
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We have regular exports of Stainless Steel TP 446 Pipes in Europe, Kuwait, Bangladesh, UAE, Hong Kong, Poland, Bahrain, Jordan, Nepal, United States, Algeria, Yemen, Spain, Qatar, Ghana, Malaysia, Philippines, United Kingdom, Chile, Azerbaijan, Lithuania, Saudi Arabia, Iran, Trinidad & Tobago,Tunisia, Turkey, Brazil, Iran, Poland, Japan, France, USA, Belgium, Thailand, Estonia, Brazil, Vietnam, China, Chile, Costa Rica, Iran, Japan, Malaysia, Congo, Germany, Egypt, Tibet, United Arab Emirates, South Africa, South Korea, Ireland, Finland, Italy, Taiwan, Sweden, Czech Republic, Iraq, Puerto Rico, Austria, Ukraine, Mexico, Pakistan, Portugal, Netherlands, Denmark, Sri Lanka, Gabon, Kazakhstan, Bulgaria, Angola, Bhutan, Romania, Indonesia, Ecuador, Canada, Nigeria, Singapore, Argentina, Israel, Venezuela, Nigeria, Afghanistan, Bolivia, Peru, Russia, Switzerland, Libya, Kenya, Macau, New Zealand, Lebanon, Belarus, Mongolia, Croatia, Gambia, Morocco, Slovakia, Australia, Colombia, Norway, Oman, Hungary, Mexico, India, Zimbabwe, Namibia, Serbia, Greece.
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