439 Stainless Steel Plate
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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- Commodity name: 439 Stainless Steel Plate
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.
439 Stainless Steel Plate Description
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 ParametersProduct Name
439 Stainless Steel Plate
Type
Plate
Thickness
0.3mm-200mm
Length
2000mm, 2438mm, 3000mm, 5800mm, 6000mm, 12000mm, etc.
Width
40mm-600mm, 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc.
Standard
ASTM, AISI, JIS, GB, DIN, EN, etc.
Surface
BA, 2B, NO.1, NO.4, 4K, HL, 8K, etc.
Scope of Application
Widely 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.
Certificate
ISO, SGS, BV, etc.
Production Technology
Hot Rolling, Cold Rolling
Edge Processing
Edging, Trimming
Chemical Composition
C
Si
Mn
Cr
S
P
≤ 0.03
≤1.0
≤1.0
17.0～19.0
≤ 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)
7.60
210
10.2
24.2
63
Surface Selection
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439 Stainless Steel Plate - Stock Warehouse
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439 Stainless Steel Plate - Product Inspection
Tensile Strength Testing Tensile Strength Testing Physical Performance Testing Chemical Composition Testing 
Inspection Hardness Testing Spectral Detection Mechanical Properties -
439 Stainless Steel Plate - Product Measurement
Thickness measurement Thickness measurement Thickness measurement Thickness measurement 
Length measurement Length measurement Length measurement Length measurement -
439 Stainless Steel Plate - Product Packaging
Jiuzhou Metal
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Jiuzhou Metal has 10+ warehouses with ready stock. The annual supply capacity is approximately 10 million tons. It has 10 years of experience in large-scale project supply. The customer reorder rate reaches 86%. We ensure quality and quantity, provide material certificates, and will refund if the products are not qualified, so please be assured the purchase.
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