Model No: Nitronic 33/UNS S24000/XM-29

Nitronic 33/UNS S24000/XM-29 Austenitic Stainless Steel Alloy

Nitronic 33 has high yield strength along with ductility and toughness. This nitrogen-strengthened austenitic stainless steel is designed specifically with strong cryogenic properties
Delivery :
FOB
minimum order :
100 kilograms
Supply Ability :
5000Tonkilograms / Month
Stock Time :
7-10Day
Country of Origin :
CHINA
Quantity :
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Nitronic 33 is a low nickel austenitic stainless steel having an annealed yield strength twice that of 304. Better resistance to stress corrosion cracking than 304. Low magnetic permeability even after severe cold working.
 
Nitronic 33 has high yield strength along with ductility and toughness. This nitrogen-strengthened austenitic stainless steel is designed specifically with strong cryogenic properties, low magnetic permeability and high yield strength.

Nitronic 33/UNS S24000/XM-29 Applications

Cryogenic tanks valves, piping, flanges, structural supports. Abrasion/Wear Resistance screens, racks, and wear plates. Electrical (low magnetic permeability) conduit shielding, MRI scanner supports, fittings, underground transmission risers and pipe and electronic support members. Process equipment, heat exchangers, pressure vessels and piping where 304 is borderline with respect to stress corrosion cracking.

Nitronic 33/UNS S24000/XM-29 Stainless Steel Alloy Chemical Composition

ElementContent (%)
Chromium, Cr17.00 min.–19.00 max.
Manganese, Mn11.50 min.–14.50 max.
Nickel, Ni2.25 min.–3.75 max.
Silicon, Si0.75
Nitrogen, N0.20 min.–0.40 max.
Phosphorus, P0.06
Sulfur, S0.03
Carbon, C0.08

Nitronic 33/UNS S24000/XM-29 Stainless Steel Alloy Physical Properties

PropertiesMetricImperial
Density7.775 g/cm30.2808 lb/in³

Nitronic 33/UNS S24000/XM-29 Stainless Steel Alloy Mechanical Properties

PropertiesMetricImperial
Tensile strength0.689 GPa100 ksi
Yield strength0.379 GPa55 ksi
Elongation at break (in 2 in.)40%40%
Hardness, Brinell241241
Hardness, Rockwell B100100

Nitronic 33/UNS S24000/XM-29 Stainless Steel Alloy Thermal Properties

PropertiesMetricImperial
Thermal expansion co-efficient (@78-200°F/26-93°C)16.074 µm/m°C8.93 µin/in°F

Nitronic 33 Other Designations

ASTMA240(XM-29)ASTMA249(XM-29)ASTMA269(XM-29)ASTMA479(XM-29)
ASTMA276ASTMA312(XM-29)ASTMA412(XM-29)ASTMA580(XM-29)
ASTMA688(XM-29)ASTMA813(TPXM-29)ASTMA814(TPXM-29)

Fabrication and Heat Treatment

Annealing

Welding

Common welding techniques are used for Nitronic 33 such as submerged arc welding, gas metal arch welding, and gas tungsten arc welding.

Forging

Nitronic 33 is heated to 1093°C (2000°F) and then soaked to equalize. The alloy is again heated to 1177°C (2150°F) and equalized before being forged.

Forming

Nitronic 33 can be formed by the commonly used forming methods. For instant annealing, this alloy is heated to 1065°C (1950°F). The stress that is formed due to the high hardening rate is removed by a process annealing method.

Machinability

Nitronic 33 can be machined by commonly used machining methods, and usage of resulphurized lubricant, positive feeds and slow speeds are recommended for the machining process of this alloy. Breakers or curlers can also be used as the chips might be stringy or tough.

Hardening

Nitronic 33 can be hardened when cold worked. It cannot be hardened under thermal treatment.
 
Lork Group is a reputable manufacturer and supplier of high-quality Nitronic 33/UNS S24000/XM-29 Austenitic Stainless Steel Alloy in China. Renowned for our dedication to excellence, we specialize in producing durable Corrosion-Resistant products to meet diverse industrial needs. With a commitment to superior quality, we ensure our bars meet strict standards, making us a trusted choice in the industry.
 
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