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WNR 1.4762 Super Ferritic Stainless Steel Heat Exchanger Tube Large Diameter

Spezilla Tube Co., Ltd.
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Spezilla Tube Co., Ltd.
City: Shanghai
Province/State: Shanghai
Country/Region: China
Tel: 86-21-13918539222
Contact Person:
Mr Will Ma

WNR 1.4762 Super Ferritic Stainless Steel Heat Exchanger Tube Large Diameter

Brand Name : SPEZILLA
Model Number : Seamless Tube
Certification : ISO9001:2008, PED 97/23/EC
Place of Origin : CHINA
MOQ : Negotiation
Price : Negotiation
Payment Terms : T/T or L/C
Supply Ability : 1000 TONS / MONTH
Delivery Time : 25 DAYS
Materials : TP446
O.D. : 3/8'' - 3''
W.T. : 0.6-2.5mm
Length MAX : 12000MM Max.
Pipe Finish : Cold Drawn
Standard : ASTM A268
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ASTM A312 / A213 / A268 TP 446 Pipes,WNR 1.4762 super ferrtic stainless steel tubes for heat exchanger

SPEZILLA is one of leading manufacturers of high quality Stainless Steel 446 Pipes and Tubes which find application across diverse sectors. We offer qualitative SS 446 Pipes and Tubes in different sizes and shapes that are being designed as per the national and international standard quality of raw materials. Also known as UNS S44600, these pipes and tubes are non-hardenable and high chromium stainless steel by means of having remarkable corrosion resistance. Alloy 446 having an excellent resistance to: Corrosion scaling, Abrasion, Sulfidizing atmospheres, Corrosion and oxidation. Relatively referred as WNR 1.4762 / 3, our 446 Stainless Steel are being offered at market leading prices to our valuable customers. Our Stainless Steel 446 Seamless Pipes can also be offered in customized length sizes and shapes to our esteemed clients. These SS 446 Welded Tubes can also be fabricated and machined to meet up the piping needs of our clients.


Grade 446 has excellent oxidation resistance in high temperatures, and composed by extra-low carbon Ferritic structure, so it has excellent in workability compared with conventional similar grades. Due to this properties, the typical applications for Grade 446 include:

Automotive exhaust systems (manifolds, exhaust pipes, converters, front and tail pipes, converters, mufflers and other components)

Heat exchangers

Catalytic converter systems


Home heating systems

Automotive thermostats

Fuel filters

Farm equipment components

Electrical transformer cases

SpecificationsASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790
DimensionsASTM, ASME and API
ERW 410 Pipes & Tubes1/2" NB - 24" NB
EFW 410 Pipes & Tubes6" NB - 100" NB
410 Pipes & Tubes1/2" NB - 24" NB
Tubing Size1/8″NB TO 30″NB IN
ScheduleSCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Specialized inLarge Diameter Size
TypeSeamless / ERW / Welded / Fabricated / LSAW Pipes
FormRound, Square, Rectangular, Hydraulic Etc
LengthSingle Random, Double Random & Cut Length.
EndPlain End, Beveled End, Treaded

Mechanical properties of stainless steel 446 grade

Density7.5 g/cm3
Melting Point1510 °C (2750 °F)
Tensile StrengthPsi – 75,000 , MPa – 485
Yield Strength (0.2%Offset)Psi – 40,000 , MPa – 275
Elongation20 %

Chemical Composition ranges for stainless steel 446 grade


Grade specifications for stainless steel 446 grade

GradeUNS NoWerkstoff nrOld BritishSwedish SSJapanese JIS

Product Tags:

heat exchanger tube


Heat Exchanger Steel Tube

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WNR 1.4762 Super Ferritic Stainless Steel Heat Exchanger Tube Large Diameter Images

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