Stainless Steel 317 Coil

Stainless Steel 317 Coil is an austenitic chromium-nickel stainless steel alloy containing molybdenum, which increases its corrosion resistance. Its composition consists of 17%-19% chromium, 12%-15% nickel, 2%-3% molybdenum, 4-6% copper, and iron up to a maximum of 1%. This alloy has excellent formability and weldability properties while providing strength, durability and resistance against stress corrosion cracking.

Chemical Composition of SS 317 coil

The composition of Stainless steel 317 coils is crucial for understanding their properties and performance in various industrial applications.

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	Fe
SS 317	0.08 max	2.0 max	1.0 max	0.045 max	0.030 max	18 – 20	3 – 4	11 – 15	57.845 min

Thus, this table provides valuable insights into the chemical composition of these coils, highlighting their properties and suitability.

Mechanical Properties of Stainless steel 317 coil

The table provides essential information for engineers and manufacturers to assess the integrity and durability of Stainless steel 317 coils  in demanding environments.

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
7.9 g/cm3	1400 °C (2550 °F)	Psi – 75000 , MPa – 515	Psi – 30000 , MPa – 205	35 %

Thus, this valuable data on the Stainless steel 317 coils’ strength, ductility, and resilience is crucial for ensuring the reliability and longevity.

Characteristics of SS 317 coil

The characteristics of stainless steel 317 coil are as follows:

• Corrosion Resistance: stainless steel 317 coil has excellent resistance to corrosion in the environment and especially in acid media like sulphuric and phosphoric acid solutions. It is also resistant to chloride-induced stress corrosion cracking and pitting, making it suitable for use in harsh chemical environments.
• High-temperature resistance: SS 317 coil can withstand high temperatures without losing its strength or corrosive nature.
• Strength and durability: Stainless steel 317 coils possess robust mechanical strength and durability, enabling them to withstand demanding conditions and mechanical pressures.
• Fabrication versatility: Stainless steel 317 coils can be machined, melted, molded and cut into many shapes as dictated by how the application is intended. The coils can be easily welded or machine cut resulting in customization being done quickly.
• Chemical Resistance: The stainless steel 317 coil resists a wide range of chemicals, acids, and chlorides.
• Non-reactivity: most chemicals do not react with SS 317 coils because they are inert, making them appropriate for applications in the food processing industry, pharmaceutical production lines, and medical devices. It does not add any taste or odor to these materials.
• Aesthetic appeal: Stainless steel 317 coils are polished, giving them an attractive finish that lasts long if well taken care of. This makes them suitable for decorative elements in architectural designs, interiors, etc.

317SS Coil may be applied for various industrial, commercial or residential purposes due to its versatile nature.

Application of stainless steel 317 coil

Stainless steel 317 coil has found its way into various industries and applications where its unique combination of properties is advantageous. Some of the common uses are:

• Chemical Processing: Stainless steel 317 coil finds great use in chemical processing equipment, including but not limited to reactors, storage tanks, piping, and valves.
• Pulp and Paper Industry: 317 stainless steel coils are used in equipment such as digesters, bleach towers, and piping systems within the pulp and paper sector.
• Textile Industry: Stainless steel 317 coil is used in textile machinery for dyeing, bleaching or finishing purposes.
• Marine Applications: Stainless steel 317 coil makes it suitable for use in marine applications like boat fittings, marine hardware, and underwater structures exposed to salt spray or seawater-like shipbuilding would be essential.
• Oil and Gas Industry: Offshore platforms, pipelines, refineries, etc., are made of 317 stainless steel coils,  which find their place especially due to their excellent performance levels.
• Heat Exchangers: Stainless steel 317 coil is effective in heat exchange applications, catering to diverse industrial processes such as HVAC systems and others.
• Food Processing: Stainless steel 317 coils have been used on food processing equipment such as tanks, mixers and conveyors due to their sanitary attributes and non-reactivity towards food acids.
• Architectural and Construction: Building facades, handrails roofing’ s among other architectural projects require stainless steel 317 coils since they have an aesthetic value to them.
• Automotive Industry: In automotive applications, the stainless steel 317 coil is used for exhaust systems, catalytic converters, and other components.

These applications demonstrate the versatility of Stainless Steel 317 Coil across different industries.