Secondary SS Sheet Supplier Mumbai: Budget Stainless Steel Sheet Dealer Vasai

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Secondary Stainless Steel Sheets
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Secondary Sheets (Cost-Effective)

Technical Profile

Aero Enterprises stocks secondary stainless steel sheets in SS 304, SS 316, and SS 201 grades at Unit II Dhumal Nagar, Vasai East. Secondary SS sheets are priced 15 to 20 percent below prime material because they carry minor cosmetic imperfections from manufacturing, finishing, or handling. The chemical composition, corrosion resistance, and structural properties of the material are identical to prime grade. Common imperfections include surface scratches, slight discoloration, edge marks, and minor handling damage. None of these affect the metal's performance in applications where the surface is concealed, painted, powder coated, or not subject to aesthetic inspection. We stock thicknesses from 0.8mm to 2.0mm in standard 8x4 ft size subject to availability. Secondary SS moves quickly due to limited and unpredictable mill supply. Contact the sales desk for current stock, condition photos, and today's pricing before committing to a project quantity.

“15 to 20 percent cheaper than prime SS. Same corrosion resistance. Minor cosmetic marks only.”
Market Rate
₹1,52,000/ Metric Ton
Min Gauge0.8 MM
Max Gauge2 MM
ApplicationsSpecificationsDelivery ZonesTechnical Q&A

What Are Secondary SS Sheets

Secondary stainless steel sheets are material that does not meet prime visual grading standards due to minor cosmetic defects incurred during manufacturing, processing, or handling at the mill or in the supply chain. Common imperfections include surface scratches from light to moderate depth, small dents or dings from handling impact, slight discoloration from heat or chemical exposure during processing, edge damage including nicks or irregular cut edges, variations in 2B surface finish uniformity, small pits or blemishes from the rolling or annealing process, and handling marks from strapping, stacking, or transit. What secondary SS sheets do not have is any change to chemical composition, chromium and nickel content, corrosion resistance, the self-healing chromium oxide protective layer, formability, or weldability. The performance difference between secondary and prime SS in a concealed, painted, or non-aesthetic application is zero. The cost difference is 15 to 20 percent.

Secondary SS Sheet Weight per Standard 8x4 Ft Sheet

Thickness (mm)Weight (KG)Weight (LBS)
0.8mm15.5 kg34.2 lbs
1.0mm19.4 kg42.8 lbs
1.2mm23.3 kg51.4 lbs
1.5mm29.1 kg64.2 lbs
2.0mm38.8 kg85.5 lbs

Correct Applications for Secondary SS Sheets

Equipment interiors and concealed structural panels where surface appearance is not inspected
Painted or powder coated stainless enclosures where the coating covers surface imperfections
Industrial machinery enclosures and cabinet bodies going to paint or powder coat finishing
Water treatment equipment non-visible internal surfaces and structural frames
Chemical plant equipment interior surfaces and tank walls not subject to visual inspection
Storage tanks and vessel bodies where interior surface condition is not a process specification
Architectural elements that will be brushed, textured, or finished post-installation
Prototype development and training fabrication where prime material cost is not justified
Non-food-contact industrial surfaces requiring corrosion resistance without cosmetic requirement
Industrial kitchen equipment frames and stands where only contact surfaces require prime grade

Need this material fabricated? Unit I Vasai Phata handles the full sequence:

Power Press StampingCNC Multi-Axis BendingFiber Laser CuttingIndustrial Powder CoatShearing and BlankingCertified WeldingMetallurgical Consult

Secondary vs Prime SS: The Accurate Comparison

Secondary SS sheets carry the same chemical composition, corrosion resistance, and mechanical properties as prime material. The difference is cosmetic only: surface scratches, handling marks, edge damage, and finish variations that do not affect performance in concealed, painted, or non-aesthetic applications. SS 304 secondary at Rs 152,000 per MT versus prime at Rs 185,000 per MT represents a 15 to 20 percent saving with zero structural or corrosion performance compromise. For procurement teams sourcing material for equipment interiors, industrial enclosures, or painted structural components, secondary SS is the correct grade decision. For food-contact surfaces, visible architectural panels, medical equipment, or export specifications requiring prime certification, secondary SS is the wrong specification regardless of price.

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SS Sheet Weight Reference

Standard 8x4 ft SS sheet weight by thickness: 0.8mm = 15.5 kg, 1.0mm = 19.4 kg, 1.2mm = 23.3 kg, 1.5mm = 29.1 kg, 2.0mm = 38.8 kg. Formula: Weight (kg) = Length (m) x Width (m) x Thickness (mm) x 8.0 (SS density factor). All weights are per standard 2440 x 1220mm sheet. Actual secondary sheet weight may vary marginally due to dimensional tolerance of plus or minus 2 to 3mm.

HSN Code and Compliance

Secondary stainless steel sheets are billed under HSN Code 7219 (flat-rolled products of stainless steel, width 600mm or more) for SS 304 and SS 316. SS 201 falls under the same HSN 7219 classification. GST rate is 18 percent. All transactions at Aero Enterprises Unit II Dhumal Nagar are processed through the certified 50-tonne digital weighbridge with full weight documentation. GSTIN: 27AGCPK5633K1Z9.

Material Integrity

grades
SS 304, SS 316, SS 201
finish
2B with imperfections
condition
Secondary / Off-Grade
discount
15 to 20 percent vs prime
corrosion resistance
Full per grade
standard
ASTM A240 / A666

Full Steel Catalog at Unit II Dhumal Nagar

HR Coil and SheetCR Coil and SheetGI Sheet and CoilSS Coil and SheetPO SheetSecondary CR SheetSecondary HR SheetSecondary GI Sheet

Strategic Supply Hubs

Aero Enterprises delivers mill-certified primary and secondary steel from Unit II Dhumal Nagar across the following zones. Pan-India logistics available on request.

Vasai EastVasai WestVirarNalasoparaMira RoadBhayandarThaneNavi MumbaiMumbai CentralAndheriBhiwandiPalgharBoisarTarapur MIDCPuneNashikPan-India Logistics
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Expert Insights

Technical Procurement Guide: sheet metal for fabrication hr vs cr which to use

Master the procurement variables for Secondary Stainless Steel Sheets. Review our engineering team's deep dive into which to use.

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Unit I: Vasai Phata

Fabrication
Capabilities

Power Press Stamping

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CNC Multi-Axis Bending

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Fiber Laser Cutting

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Industrial Powder Coat

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Shearing and Blanking

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Certified Welding

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Metallurgical Consult

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Industries Served

LED LightingTracker OEMsAutomotive OEMsFurniture ManufacturersStationery ManufacturersIndustrial Fabrication

Technical Q&A

Verified Procurement Intelligence

Is secondary SS still rust-proof?
Yes. Corrosion resistance in stainless steel is a function of chemical composition, specifically the chromium content which forms a self-healing oxide layer on the metal surface. Surface scratches do not remove this protection. Secondary SS 304 with scratches has identical corrosion resistance to prime SS 304 with a flawless surface. The scratch affects appearance only.
How much can I save using secondary SS sheets?
15 to 20 percent below prime pricing at current Mumbai rates. For SS 304 at 1.2mm thickness, that is approximately Rs 950 per sheet saving versus prime. For an equipment manufacturer using 50 sheets per batch, that is Rs 47,500 per order. The saving compounds across repeat production programs.
Can secondary SS be used for food equipment surfaces?
For non-contact surfaces such as equipment frames, stands, backs, and structural panels, secondary SS is correct as supplied. For food-contact surfaces, the same material applies but requires polishing to remove scratches and restore a hygienic smooth surface before use. Check applicable food safety regulations for surface finish requirements in your specific sector.
Can the scratches on secondary SS be removed?
Light to moderate scratches can be significantly reduced through progressive sanding using 180, 320, and then 600 grit abrasive followed by polishing compound. Deep scratches can be minimised but not fully removed without specialist grinding. For painted or powder coated applications, light sanding to 180 grit is sufficient as the coating covers the surface entirely.
Is SS 316 available in secondary grade?
Occasionally, but secondary SS 316 is rare in the Mumbai market because SS 316 is produced in smaller mill quantities. SS 304 secondary is the most consistently available grade. Contact the sales desk to check current availability. We advise against planning a production program around secondary SS 316 due to supply unpredictability.
Can secondary SS be welded?
Yes. Secondary SS welds identically to prime material using appropriate filler rod: ER308L for SS 304 and ER316L for SS 316. Surface scratches near the weld zone should be cleaned before welding for best bead appearance. Corrosion resistance is maintained in the heat-affected zone with correct inter-pass temperature control.
How is secondary SS sheet priced relative to defect severity?
At Aero Enterprises, secondary SS pricing reflects grade, thickness, and defect severity. Light cosmetic marks attract a 15 percent discount versus prime. Moderate surface damage attracts 17 to 18 percent. Heavy defects attract 20 percent. We provide condition photos before purchase so you can assess whether the defect level is acceptable for your application before committing.
Do you deliver secondary SS to Navi Mumbai and Thane?
Yes. Delivery covers Mumbai, Navi Mumbai, Thane, and Palghar directly from Unit II Dhumal Nagar. A minimum quantity of 3 sheets applies for economic delivery given the higher per-sheet value of stainless steel versus mild steel. For large project quantities of 10 sheets and above, we arrange transport with protective packaging to prevent additional handling damage in transit.
Can I reserve secondary SS stock before making a decision?
For bulk orders of 10 sheets or above, we can reserve material for up to 7 days with a 25 percent advance payment. Secondary SS sells quickly due to limited and unpredictable supply. We recommend making a fast decision once suitable material is available and confirmed to you rather than leaving it unconfirmed. Contact us at +91 8459121717 to check current availability.
Does Aero Enterprises fabricate components from secondary SS?
Yes. Aero Enterprises Unit I Vasai Phata can process secondary SS sheets through the full fabrication sequence including 3000W fiber laser cutting, CNC press brake bending, MIG and TIG welding, and 7-tank powder coat finishing. Secondary SS processed through the Unit I fabrication sequence produces finished components that are functionally identical to prime-material components for all non-cosmetic applications.

Aero Enterprises Production Infrastructure

20 Power Presses · 3000W Fiber Laser · 7-Tank Powder Coat · ISO 9001:2015

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Procure Secondary Stainless Steel Sheets

Access mill-direct rates for Secondary Stainless Steel Sheets from Unit II Dhumal Nagar. Bulk tonnage discounts and fabrication at Unit I Vasai Phata available under one commercial agreement.

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Mill Test Certificates (MTC) Available Upon Request