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ASTM A240 AISI444 SUS444 UNS S44400 Stainless Steel Sheet 1.0*1220*2120mm For Automotive Components

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ASTM A240 AISI444 SUS444 UNS S44400 Stainless Steel Sheet 1.0*1220*2120mm For Automotive Components

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Brand Name : Bao Steel Jiu Steel TISCO MITTEL

Model Number : 444

Certification : ISO,SGS,BV,ROHS

Place of Origin : China

MOQ : 100KGS

Price : 2.65 USD/KG

Payment Terms : L/C, T/T

Supply Ability : 80000KGS

Delivery Time : 7 Working Day

Packaging Details : Standard Sea-worthy Packing

Application : Construction

Grade : 400 Series

Type : stainless steel sheet

Standard : JIS,ASTM,AISI,DIN

Length : 1000-6000mm

Width : 1000-2000mm

Thickness : 0.3-3.0mm

Surface : 2B

Edge : Mill Edge,Slit Edge

Technique : Cold Rolled Finish

Packing : Standard Sea-worthy Packing

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ASTM A240 AISI444 SUS444 UNS S44400 Stainless Steel Sheet 1.0*1220*2120mm Used For Automotive Components

UNS S44400 is a ferritic stainless steel alloy. It contains low levels of carbon and has good corrosion resistance, making it a popular choice for applications like kitchenware, appliances, and automotive parts. Let’s explore the composition, mechanical, and physical properties of 444 stainless steel to understand better how it can be used in various industries.

SS444 Chemical Composition

444 ss is composed of iron, chromium, manganese, silicon, and nitrogen. The most common alloying elements are chromium and nickel. Chromium provides 444 stainless steel with excellent corrosion resistance properties and the ability to be heat treated for enhanced strength. Manganese increases the strength of the alloy, while silicon helps reduce scaling during high-temperature service. Nitrogen adds extra strength without affecting the material’s ductility or formability.

Element Content (%)
Iron, Fe 77.475
Chromium, Cr 18.5
Molybdenum, Mo 2
Nickel, Ni 1
Manganese, Mn 1
Silicon, Si 1
Carbon, C 0.025

444 Stainless Steel Mechanical Properties

UNS S44400 has a yield strength of 165 MPa (24 ksi) and an ultimate tensile strength of 585 MPa (85 ksi). It has a hardness rating on the Rockwell C scale ranging from 22-28 HRC depending on the application. This makes it ideal for applications where hardness is essential such as cutlery and kitchen appliances.

Properties Metric Imperial
Tensile strength 415 MPa 60200 psi
Yield strength (@strain 0.200%) 275 MPa 39900 psi
Elastic modulus 200 GPa 29000 ksi
Shear modulus 80-83 GPa 11600-12000 ksi
Poisson’s ratio 0.27-0.30 0.27-0.30
Elongation at break 20% 20%
Hardness, Rockwell B 95 95

444 Stainless Steel Physical Properties

444 ss has a density of 7800 kg/m³ (488 lb/ft³). It has a melting point range between 1350-1400°C (2460-2550°F). Its thermal conductivity rating is 20 W/mK (14 Btu/hr•ft•°F) at room temperature, which makes it useful for applications that require high thermal efficiencies, such as exhaust systems and heat exchangers. Its coefficient of thermal expansion is 11 x 10⁻⁶ K⁻¹ (20 x 10⁻⁶ in./in./°F).

Properties Metric Imperial
Density 7.80 g/cm3 0.282 lb/in³

444 Stainless Steel Thermal Properties

Properties Metric Imperial
Thermal expansion co-efficient 10 µm/m°C 5.56 µin/in°F
Thermal conductivity 26.8 W/mK 186 BTU in/hr.ft².°F

444 Stainless Steel Equivalents

  • ASTM A176
  • SAE 51444

444 Stainless Steel Uses

UNS S44400 has many unique uses due to its low cost and highly durable nature. This incredible steel can be found in various fields, such as heavy-duty infrastructure and architecture. Many buildings, roads and bridges are now being created with 444 stainless steel to ensure long-term strength and damage resistance. It is also used for projects associated with high-salt environments, like seaports and coastal manufacturing plants. Jiangsu Dongtai Stainless Steel Tourism and Culture Creative Park in China is constructed out of this material for its stability and aesthetic beauty, showing that creativity does not always have to come at a premium.

Conclusion

444 stainless steel is an austenitic, ferritic stainless steel that offers excellent corrosion resistance combined with good formability and weldability characteristics. It has good mechanical properties and physical properties, making it suitable for use in many different industries, including automotive, construction, plumbing, aerospace and more. Its low carbon content also makes it an excellent choice for food preparation as it does not leach harmful chemicals into foods when heated at high temperatures like some other alloys may do. If you are looking for an affordable yet durable material that meets all your needs, then consider using 444 stainless steel!

ASTM A240 AISI444 SUS444 UNS S44400 Stainless Steel Sheet 1.0*1220*2120mm For Automotive ComponentsASTM A240 AISI444 SUS444 UNS S44400 Stainless Steel Sheet 1.0*1220*2120mm For Automotive ComponentsASTM A240 AISI444 SUS444 UNS S44400 Stainless Steel Sheet 1.0*1220*2120mm For Automotive Components


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DIN cold rolled stainless steel sheet

      

cold rolled stainless steel sheet 1mm

      

stainless steel cold rolled sheet 1mm

      
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