Nitronic 40 Round Bars

Importers, Stockiest and Suppliers.

Nitronic40 UNS S21906 Common Trade Names ( Nitronic40 UNS S21906 )

Discover top-notch Nitronic 40 round bars at our Mumbai-based stockiest, serving clients across India. Our premium stainless steel bars ensure superior performance and durability. Explore the best deals on high-quality Nitronic 40 round bars, trusted by industries nationwide for their exceptional strength and corrosion resistance. Alloy 40® is a high-manganese stainless steel with high strength and excellent resistance to corrosion at high temperatures. Alloy 40® can be fabricated and readily weldable. Alloy 40® has been used for chemical processing, pollution control equipment and various aircraft engine components.

Available forms are seamless pipe, welded pipe, seamless tube, welded tube, bar, wire, sheet, plate, forgings, pipe fittings and flanges.

Technical Data Sheet

Chemical Composition Limits
Weight% C P Si Ni Fe Mn S Cr N Mo Cu
Nitronic 40 (21-6-9) 0.04 max 0.060 max 1.00 max 5.5-7.5 Bal 8-10 0.030 max 19-21.5 0.15-0.40 0.75 max 0.75 max

Nitronic 40 (21-6-9) is a high-manganese nitrogen strengthened stainless steel. Nitronic 40 properties include high strength in the annealed condition, excellent resistance to corrosion at high temperatures, readily weldable and it can also be fabricated. Nitronic 40 is used in a numerous applications including aircraft engine components, chemical processing, pollution control equipment.      

Typical Mechanical Properties

Alloy Cross Section Size Test Direction Yield Strength 0.2% Ultimate Tensile Strength Elongation in 2"(%)
Reduction of Area % Rockwell B Hardness
ksi MPa ksi MPa
Nitronic 40 (21-6-9) 6" (152mm) sq Longitudinal 62 428 95 655 46 69  
Nitronic 40 (21-6-9) 6" (152mm) sq Transverse 52 358 93 641 30 45  
Nitronic 40 (21-6-9) 4" (102mm) sq Longitudinal 56 386 97 668 53 73  
Nitronic 40 (21-6-9) 1" (25.4mm)sq Longitudinal 52 358 101 696 53 73 90

Nitronic 40 (21-6-9) is available as Bar, Wire, Sheet, Plate, Strip, Forgings, Extrusions, Rings, Tube (Welded or Seamless), Billet and Welding Wire. For all stock availability contact Sales.

AMS 5656 Bar / Wire
AMS 5595 Sheet / Plate / Strip
AMS 5561 Welded tube
AMS 5562 Seamless Tube
AMS 5656 Rings / Extrusions
ASTM A276 / ASME SA276
ASTM A412 / ASME SA412
ASTM A580 / ASME SA580
UNS S21906

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For quotations and enquiries, please write to us Call us at : 00 90 33 447474
INCONEL® MONEL® and INCOLOY® are registered trademarks of Special Metals (PCC)
HASTELLOY, HAYNES and C-22 are registered trade names of Haynes International, Inc.,
MONEL & INCONEL are registered trade names of Special Metals (PCC)
NITRONIC is a registered trade name of Armco Inc.,
CARPENTER & 20Cb-3 are registered trade names of Carpenter Technology Corporation.,
FERRALIUM is a registered trade name of Langley Alloys, LTD.