439 Stainless Steel Plate

SKU: HC-1127893778425540608

439 stainless steel is a ferritic stainless steel with high amounts of chromium (approximately 17-20%) and low carbon content. This combination gives it excellent corrosion resistance, especially in environments where chloride ions are present.

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Key Features

  • Third-Party Inspection Support
  • Sufficient Inventory Supply
  • International Standard Certification
  • Custom Processing Service

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Product Description

439 stainless steel is a ferritic stainless steel with high amounts of chromium (approximately 17-20%) and low carbon content. This combination gives it excellent corrosion resistance, especially in environments where chloride ions are present. One of the main advantages of 439 stainless steel is its corrosion resistance. This stainless steel has a high chromium content, which helps prevent rust and corrosion in both wet and dry conditions. This makes it ideal for use in environments where moisture or chemicals are present. In addition, 439 stainless steel also has good formability and weldability. It can be easily molded into different forms or sizes without sacrificing its structural integrity. This makes it versatile and suitable for a variety of manufacturing processes. However, 439 stainless steel are prone to corrosion in certain environments. Contact with chloride-containing substances, such as salt water or harsh cleaners, can cause pitting and rust on the surface of 439 stainless steel. 439 stainless steel may not have the same level of strength and durability as other types of stainless steel. While it is still a strong material, it may not perform well under heavy loads or stressful conditions.

Product Parameters

Product Name439 Stainless Steel Plate
TypePlate
Thickness0.3mm-200mm
Length2000mm,2438mm,3000mm,5800mm,6000mm,12000mm,etc.
Width40mm-600mm,1000mm,1219mm,1500mm,1800mm,2000mm,2500mm,3000mm,3500mm,etc.
StandardASTM,AISI,JIS,GB,DIN,EN,etc.
SurfaceBA,2B,NO.1,NO.4,4K,HL,8K,etc.
Scope of ApplicationWidely used in high temperature and electrical industry,medical equipment construction,chemical,food industry,agriculture and ship parts,food and beverage packaging,Kitchen supplies,trains,airplanes,conveyor belts,vehicles,bolts,nuts,springs and screens,etc.
CertificateISO,SGS,BV,etc.
Production TechnologyHot Rolling,Cold Rolling
Edge ProcessingEdging,Trimming

Chemical Composition

CSiMnCrSP
≤ 0.03≤1.0≤1.017.0~19.0≤ 0.03≤ 0.04

Mechanical Properties

Tensile Strength Kb (MPa)Yield Strength σ0.2 (MPa)Elongation D5 (%)Hardness
≥ 415≥ 205≥ 22≤ 89HRB

Physical Performance

Density(g/cm³)Modulus of Elasticity(Gpa)Coefficient of Thermal Expansion(10 -6 /°C)Coefficient of Thermal Conductivity(W/m * K)Resistivity(ΜΩ. cm)
7.6021010.224.263
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