347 Stainless Steel Coil

347 stainless steel is an austenitic stainless steel containing niobium and tantalum, which provides excellent resistance to intergranular corrosion. It is primarily used in high-temperature applications where good mechanical properties are required.347 stainless steel coils offer a combination of high-temperature strength, excellent corrosion resistance, and good formability, making them suitable for a wide range of applications in aerospace, chemical processing, power generation, and more. Understanding its properties, fabrication techniques, and supplier options can help you make informed decisions to meet your specific needs.

 

 

Thickness	0.2mm – 3.0mm, etc. Can be customized according to customer requirements.
Width	600mm – 1500mm, Can be customized according to customer requirements.
Max coil weight	Can be customized according to customer requirements.
Coil ID	508mm, and 610mm, Can be customized according to customer requirements.
Finish	2B,2D, BA, HL, No. 4, Mirror, etc.
Standard	JIS, ASTM, AISI, GB, EN, DIN

 

 

Density	Melting Point	Specific Heat Capacity	Thermal Conductivity	Thermal Expansion	Modulus of Elasticity (Young's Modulus)
Approximately 7.96 grams per cubic centimeter (g/cm³)	Approximately 1,395-1,450 degrees Celsius (°C)	Approximately 500 joules per kilogram-kelvin (J/kg·K)	Approximately 14.6 to 16.3 watts per meter-kelvin (W/m·K)	16.0 to 17.3 x 10^-6 per degree Celsius (°C)	Approximately 200 gigapascals (G

 

 

Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
1454 °C (2650 °F)	Psi – 75000, MPa – 515	Psi – 30000, MPa – 205	35 %

 

 

C	Si	Mn	P	S	Cr	Ni	Columbium
0.08% max	0.75% max	2.0% max	0.045% max	0.03% max	17.0 – 19.0%	9.0 – 13.0%	10 x (C + N) min.-1.00 max.

 

 

High-Temperature Strength:

Maintains excellent mechanical properties at elevated temperatures.

Suitable for use in high-temperature environments where other materials may fail.

Corrosion Resistance:

Provides excellent resistance to intergranular corrosion, especially in environments that require frequent thermal cycling.

Performs well in oxidizing and mildly reducing environments.

Weldability:

Can be welded using standard techniques without the need for post-weld heat treatment.

Niobium stabilization helps prevent carbide precipitation during welding.

Formability:

Good formability allows for easy forming, drawing, and bending into complex shapes.

Suitable for a variety of manufacturing processes.

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