Top Quality 317L Stainless Steel Plate

317L stainless steel is a variant of 317 stainless steel with reduced carbon content, resulting in improved corrosion resistance and higher creep strength at elevated temperatures. Its composition includes molybdenum, nickel, and chromium as the primary alloying elements.

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317L Stainless Steel Plate Description

The unique properties of 317L stainless steel stem from its composition, which includes a blend of elements such as chromium, nickel, molybdenum, and carbon. Chromium, the primary component, contributes to the steel’s excellent corrosion resistance by forming a protective layer on the metal surface, preventing rust and staining. It also enhances corrosion resistance and high-temperature strength. Molybdenum improves resistance to pitting corrosion from chloride solutions commonly found in harsh environments like seawater or chemical processing plants. The carbon content helps increase hardness, but proper control is essential to maintain weldability. The precise balance of these elements ensures that 317L stainless steel outperforms traditional austenitic grades when used in high-temperature, corrosive environments.

Product Parameters

Product Name	317L 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	Ni	S	P	Mo
≤ 0.035	≤ 0.75	≤ 2.0	18.0～20.0	11.0～15.0	≤ 0.03	≤ 0.04	3.0～4.0

Mechanical Properties

Tensile Strength Kb (MPa)	Yield Strength σ0.2 (MPa)	Elongation D5 (%)	Hardness
≥480	≥177	≥ 40	≤ 187HB;≤ 90HRB;≤ 200HV

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)
7.99	193	16.0	16.2	79