317L Stainless Steel Pipe Description
317L stainless steel has unique properties and characteristics resulting from its chemical composition. It is composed of a combination of elements such as chromium, nickel, molybdenum, and carbon. Chromium is the main component of 317L stainless steel and makes it highly corrosion-resistant. It forms a protective layer on the metal surface, preventing rust and staining. Chromium also plays an important role in increasing its high-temperature strength. Molybdenum gives it better resistance to pitting corrosion from chloride solutions commonly found in harsh environments such as seawater or chemical processing plants. Carbon content improves hardness but can reduce weldability when controlled improperly. The precise balance between these elements ensures that 317L stainless steel pipe performs better than traditional austenitic grades in high-temperature, corrosive environments.
Product Parameters
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Product Name
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317L Stainless Steel Pipe
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Type
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Steel Pipe
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Outer diameter
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Round Tube
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4mm-200mm
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Square Tube
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10*10mm-100*100mm
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Rectangular Tube
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10*20mm-50*100mm
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Wall Thickness
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0.6mm-6.0mm
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Length
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1-6 meters, Length can be customized
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Standard
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ASTM, AISI, JIS, GB, DIN, EN, etc.
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Surface
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Black, Bright Polished, Rough Turning, Matt Surface Treatment, No. 4. BA, etc.
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Scope of Application
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Common applications for stainless steel pipes include food processing,
Textile operations, Breweries, Water treatment plants, Oil and gas processing,
Fertilizers and pesticides, Chemical applications, Construction, Pharmaceuticals, Auto parts, etc.
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Certificate
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ISO, SGS, BV, etc.
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Production Technology
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Hot Rolling, Cold Rolling
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Edge Processing
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Edging, Trimming
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Chemical Composition
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C
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Si
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Mn
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Cr
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Ni
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S
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P
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Mo
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≤ 0.035
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≤ 0.75
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≤ 2.0
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18.0～20.0
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11.0～15.0
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≤ 0.03
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≤ 0.04
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3.0～4.0
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Mechanical Properties
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Tensile Strength Kb (MPa)
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Yield Strength σ0.2 (MPa)
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Elongation D5 (%)
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Hardness
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≥480
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≥177
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≥ 40
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≤ 187HB;≤ 90HRB;≤ 200HV
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Physical Performance
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Density(g/cm³)
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Modulus of Elasticity(Gpa)
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Coefficient of Thermal Expansion(10-6/°C)
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Coefficient of Thermal Conductivity(W/m*K)
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Resistivity(ΜΩ. cm)
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7.99
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193
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16.0
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16.2
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79
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