Specifications of Stainless Steel 430 Coils (HR & CR)

SS 430 coils specifications, covering standards, dimensions, forms, and more, are provided in the table below:

Parameter Specification
Standards ASTM A240 / A240M, EN 10088-2
Manufacturing Process Hot Rolled (HR), Cold Rolled (CR)
Thickness Range HR: 1.5 mm – 12 mm CR: 0.3 mm – 3.0 mm
Width Range 1000 mm – 2000 mm (custom widths available)
Coil Weight Up to 25 MT (depending on size) (mill coil)
Surface Finish (CR) 2B, BA, No.4, Hairline, Mirror
Surface Finish (HR) No.1 (Hot Rolled, Annealed & Pickled)

Available Sizes of Stainless Steel 430 Coils

SS 430 coils are stocked in the following standard dimensions. Custom slitting to narrower widths is available on request.

Parameter Range
Thickness (HR) 1.5 mm to 12.0 mm
Thickness (CR) 0.3 mm to 3.0 mm
Width 1000 mm, 1219 mm (4 ft), 1250 mm, 1524 mm (5 ft)
Coil Weight Up to 5,000 kg (typical slit/stock coils)

Available Surface Finishes of Stainless Steel 430 Coils

SS 430 coils (HR and CR) are available in the following surface finishes.

  • No. 1 mill finish (HR)
  • 2B (CR)
  • 2D (CR)
  • BA - bright annealed (CR)
  • No. 4 finishes (CR)

Stainless Steel 430 Coil Price

Stainless Steel 430 coil price in India starts from approximately ₹110 and goes up to ₹160 per kilogram or $1.19 to $1.73 per kilogram. Final pricing varies with rolling type (HR or CR), thickness, width, surface finish, coil weight, and order volume. CR coils cost more per kilogram than HR coils because of the additional processing steps. Current chromium and iron ore market rates also affect final pricing.

Chemical Composition of Stainless Steel 430 Coils

The table below lists the chemical composition of Type 430 stainless steel coils per ASTM A240 / ASME SA-240. The 16.0–18.0% chromium content forms a passive oxide layer that protects the coil surface against atmospheric and mild chemical corrosion.

Carbon (C)C
0.12 max
Manganese (Mn)Mn
1.00 max
Phosphorus (P)P
0.040 max
Sulphur (S)S
0.030 max
Silicon (Si)Si
1.00 max
Chromium (Cr)Cr
16.0–18.0
Nickel (Ni)Ni
≤0.75 max

Mechanical Properties of 430 Stainless Steel Coils

Per ASTM A240 / ASME SA-240, 430 stainless steel coils meet the minimum mechanical values shown below. These values apply to both HR and CR coil forms in the annealed condition. Cold-worked tempers may exhibit higher strength.

450 (65)
MPa (ksi)
Tensile Strength (min)
205 (30)
MPa (ksi)
Yield Strength, 0.2% Offset (min)
22
%
Elongation in 2" (min)
89
HRB
Hardness
Property Value
Tensile Strength (min) 450 MPa (65 ksi)
Yield Strength, 0.2% Offset (min) 205 MPa (30 ksi)
Elongation in 2" (min) 22%
Hardness (max) 89 HRB
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Equivalent Grades of Stainless Steel 430 Hot-Rolled and Cold-Rolled Coils

International equivalents across various regions, including EN, UNS, JIS, and more, for Grade 430 coils are listed below.

Standard Designation
UNS S43000
EN 10088 1.4016 / X6Cr17
JIS G 4305 SUS430
GB/T 20878 1Cr17
GOST 5632 12Kh17
AFNOR Z8C17

Industrial Applications of 430 Stainless Steel Coils

Stainless Steel 430 coils serve four primary application sectors. The grade’s combination of corrosion resistance, formability, and lower cost versus austenitic grades makes it a practical choice for high-volume production.

Appliance & White Goods Manufacturing

SS 430 CR coils are used for washing machine drums, dishwasher liners, and refrigerator panels in the appliance industry.

Automotive Trim & Exhaust Components

The alloy provides oxidation resistance at moderate exhaust temperatures and accepts polishing for decorative exterior trim and wheel covers.

Architectural Cladding & Interior Panels

Architects specify 430 CR coils in BA or No. 4 finish for wall cladding, elevator panels, and column covers in indoor or sheltered environments.

Kitchen & Food Service Equipment

Grade 430 is widely used for sinks, countertops, and food preparation surfaces where the environment doesn’t involve prolonged acid or chloride contact.

Hot Rolled vs Cold Rolled 430 Stainless Steel Coils

SS 430 coils are produced in two rolling forms: hot rolled (HR) and cold rolled (CR). Each form serves different applications based on surface finish, dimensional tolerance, and cost.

Parameter SS 430 Hot Rolled (HR) Coil SS 430 Cold Rolled (CR) Coil
Processing Method Rolled at high temperatures (above recrystallisation point) Further processed at room temperature after hot rolling
Surface Finish No. 1 (rough, scaled mill finish) 2B, 2D, BA (bright annealed), No. 4
Surface Quality Rough, non-reflective Smooth, refined, suitable for decorative use
Thickness Range 1.5 mm – 12.0 mm 0.3 mm – 3.0 mm
Dimensional Tolerance Moderate (less precise) Tight (high precision)
Formability Moderate Improved formability
Typical Applications Structural components, industrial linings, and non-decorative uses Appliance panels, kitchen equipment, decorative trim, and architectural panels
Cost Lower (more economical for thicker sections) Higher due to additional processing
Best Use Case When surface finish is not critical, and the thickness is >3 mm When smooth finish, aesthetics, and precision are required

430 vs 304 Stainless Steel Coils

430 coils are ferritic with no significant nickel content, while 304 coils are austenitic with 8.0–10.5% nickel. The table below summarises the key differences.

Property 430 Coil 304 Coil
Crystal Structure Ferritic (BCC) Austenitic (FCC)
Nickel Content 0.75% max 8.0–10.5%
Chromium Content 16.0–18.0% 18.0–20.0%
Magnetic Yes No
Relative Cost Lower Higher
Corrosion Resistance Good (mild environments) Superior (chloride, acid)
Weldability Limited (requires pre/post-heat) Good
Applications Appliance manufacturing, automotive trim, and interior architectural panels Applications that will face chloride exposure, acidic media, or critical weld joints

Shipping & Packaging

Main export packaging setup Heavy-duty wooden boxes Packing
Export Packaging Standard

We strictly follow seaworthy export handling standards to protect Stainless Steel 430 Coils from transit damage, moisture ingress, and surface contamination during long-distance dispatch.

  • Heavy-duty wooden boxes with moisture barrier lining
  • HDPE stretch film wrapping on all bundles
  • Edge and corner protection with plastic padding
  • Silica gel desiccants to minimize moisture exposure
  • ISPM-15 fumigated wooden packaging for export
shipping preparation Coil Bundle Yard Staging
Shipping packaging Coil Bundle Edge Protection
Shipping stock Wrapped Export-Ready Bundles

We Export Worldwide

Sachiya Steel International supplies stainless steel products to major industrial markets across North America, Europe, the Middle East, Asia and Africa with export-ready documentation and logistics support.

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  • Canada flagCanada

Frequently Asked Questions

What is the difference between HR and CR 430 Stainless Steel Coils?+
HR coils are rolled at high temperature, producing thicker gauges (1.5–12.0 mm) with a rough No. 1 finish. CR coils undergo additional cold rolling for tighter tolerances, thinner gauges (0.3–3.0 mm), and smoother surfaces (2B, BA). CR coils cost more due to the extra processing.
What is the price of SS 430 Coils?+
Price varies by rolling type, thickness, width, finish, and quantity. CR coils are priced higher than HR coils per kilogram. Request a quote for current market rates based on your order size.
Is 430 Stainless Steel Coil magnetic?+
Yes. Grade 430 is a ferritic stainless steel with a body-centred cubic crystal structure. It’s magnetic, unlike austenitic grades such as 304 and 316.
Can 430 Stainless Steel Coil be welded?+
Yes. Welding of Grade 430 requires controlled heat input. Post-weld annealing may be necessary to restore ductility and corrosion resistance.
What thicknesses are available for 430 Stainless Steel Coils?+
HR coils range from 1.5 mm to 12.0 mm; CR coils range from 0.3 mm to 3.0 mm. Custom thicknesses may be available on request, depending on mill production schedules.
Is 430 Stainless Steel Coil suitable for food equipment?+
Yes. 430 stainless steel is used in kitchen equipment, food service surfaces, and appliance parts. It provides corrosion resistance for food contact in non-aggressive environments.
What is the difference between 430 and 304 Stainless Steel Coils?+
430 is ferritic with no nickel, costing significantly less than 304. Grade 304 has 8.0–10.5% nickel. This gives it superior corrosion resistance and weldability. Choose 430 coils for cost-sensitive projects with mild corrosion exposure.
Where can I buy SS 430 Coils?+
SS 430 coils in both HR and CR forms are available from Sachiya Steel Mumbai warehouse. We supply around the world with seaworthy packaging and provide mill test certificates with every order. Contact us for stock availability and delivery timelines.

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