Incoloy 27-7MO Coil/Foil/Shim Supplier, Exporter & Manufacturer in Mumbai, India

Incoloy 27-7MO Coil, Foil & Shim are manufactured from a high-alloy super austenitic stainless steel grade intended to provide outstanding corrosion resistance, mechanical strength, durability, and dependable performance in challenging industrial environments. Its alloy composition, containing chromium, molybdenum, and nitrogen, contributes to improved resistance against pitting, crevice corrosion, and chloride-related corrosion. Available in a variety of thicknesses, widths, dimensions, surface finishes, and tolerances, these products meet diverse requirements for precision cutting, forming, fabrication, and component manufacturing. Their combination of corrosion resistance, reliable mechanical properties, and long-term durability makes them suitable for chemical processing plants, seawater handling equipment, desalination facilities, marine systems, pollution control installations, and other demanding industrial applications. The appropriate product should be selected according to operating conditions, chloride exposure, temperature, fabrication needs, and relevant material specifications.

Specification	Details
Material Name	Incoloy 27-7MO
UNS Number	S31277
Material Type	Super-Austenitic Stainless Steel Alloy
Product Forms	Coil, Foil, Shim, Strip, Sheet
Applicable Standard	ASTM A240 / ASME SA-240 for sheet, plate, and strip
Nickel Content	26.0–28.0%
Chromium Content	20.5–23.0%
Molybdenum Content	6.5–8.0%
Nitrogen Content	0.30–0.40%
Density	Approximately 8.02 g/cm³
Surface Finish	Mill finish, bright finish, or other finishes as agreed
Manufacturing Process	Cold rolled or hot rolled, depending on thickness and product requirements
Supply Condition	Annealed or other agreed condition
Thickness and Width	As per customer requirements and mill capability
Dimensions and Tolerances	As per applicable standards or approved drawings
Inspection	Dimensional, visual, and material testing as specified
Certification	Material Test Certificate (MTC), subject to order requirements
Packaging	Protective wrapping, coils, bundles, or customized export packing

Specification

Details

Material Name

Incoloy 27-7MO

UNS Number

S31277

Material Type

Super-Austenitic Stainless Steel Alloy

Product Forms

Coil, Foil, Shim, Strip, Sheet

Applicable Standard

ASTM A240 / ASME SA-240 for sheet, plate, and strip

Nickel Content

26.0–28.0%

Chromium Content

20.5–23.0%

Molybdenum Content

6.5–8.0%

Nitrogen Content

0.30–0.40%

Density

Approximately 8.02 g/cm³

Surface Finish

Mill finish, bright finish, or other finishes as agreed

Manufacturing Process

Cold rolled or hot rolled, depending on thickness and product requirements

Supply Condition

Annealed or other agreed condition

Thickness and Width

As per customer requirements and mill capability

Dimensions and Tolerances

As per applicable standards or approved drawings

Inspection

Dimensional, visual, and material testing as specified

Certification

Material Test Certificate (MTC), subject to order requirements

Packaging

Protective wrapping, coils, bundles, or customized export packing

Element	Chemical Symbol	Composition (%)
Nickel	Ni	26.00–28.00
Chromium	Cr	20.50–23.00
Molybdenum	Mo	6.50–8.00
Copper	Cu	0.50–1.50
Nitrogen	N	0.30–0.40
Manganese	Mn	3.00 max.
Silicon	Si	0.50 max.
Carbon	C	0.020 max.
Phosphorus	P	0.030 max.
Sulfur	S	0.010 max.
Iron	Fe	Balance

Element

Chemical Symbol

Composition (%)

Nickel

26.00–28.00

Chromium

20.50–23.00

Molybdenum

6.50–8.00

Copper

0.50–1.50

Nitrogen

0.30–0.40

Manganese

3.00 max.

Silicon

0.50 max.

Carbon

0.020 max.

Phosphorus

0.030 max.

Sulfur

0.010 max.

Iron

Balance

Property	Typical Value
Material Grade	Incoloy 27-7MO
UNS Number	S31277
Product Forms	Coil, Foil, Shim, Strip
Supply Condition	Annealed
Ultimate Tensile Strength	827 MPa (120 ksi)
Yield Strength (0.2% Offset)	414 MPa (60 ksi)
Elongation	50%
Hardness	Approximately 95 HRB
Density	8.02 g/cm³
Modulus of Elasticity at Room Temperature	191 GPa
Modulus of Rigidity	74 GPa
Poisson’s Ratio	0.29

Property

Typical Value

Material Grade

Incoloy 27-7MO

UNS Number

S31277

Product Forms

Coil, Foil, Shim, Strip

Supply Condition

Annealed

Ultimate Tensile Strength

827 MPa (120 ksi)

Yield Strength (0.2% Offset)

414 MPa (60 ksi)

Elongation

50%

Hardness

Approximately 95 HRB

Density

8.02 g/cm³

Modulus of Elasticity at Room Temperature

191 GPa

Modulus of Rigidity

74 GPa

Poisson’s Ratio

0.29

Incoloy 27-7MO Coil, Foil & Shim are utilized in industries where excellent corrosion resistance, long-lasting durability, dependable mechanical properties, and reliable operational performance are essential. This super austenitic stainless steel grade is designed to perform in aggressive environments, providing strong resistance to localized corrosion, including pitting and crevice corrosion in chloride-containing conditions. These products are commonly used in chemical processing equipment, seawater handling systems, desalination plants, marine installations, pollution control equipment, and other industrial processing facilities. Available in different thicknesses, widths, dimensions, surface finishes, and specifications, Incoloy 27-7MO products support precision cutting, forming, fabrication, and specialized component production. Their combination of corrosion resistance, mechanical stability, and durability makes them suitable for demanding industrial applications. Final material selection should consider operating conditions, corrosive exposure, fabrication requirements, and applicable material standards.