Description
Factory-Direct Cold Rolled Stainless Steel Coil Supply — 200/300/400 series grades from 201 to 430 roll out of our own cold rolling lines, cutting out trading margins on every metric ton.
Technical Specifications
| Parameter | Value |
|---|---|
| Designation | 201/301/304/316L/410/430 Cold Rolled Stainless Steel Coil |
| Product Type | Steel Coil |
| Steel Grade | 201, 202, 304, 304L, 309, 309S, 310S, 316, 316L, 316Ti, 317L, 321, 347H, 409, 409L, 410, 410S, 420 (420J1, 420J2), 430, 436, 439, 441, 444, 446 |
| Thickness | 0.3–14 mm |
| Width | 1000 mm, 1219 mm, 1250 mm, 1500 mm, 1524 mm, 1800 mm, 2000 mm or custom |
| Technique | Cold Rolled |
| Surface Treatment | 2B, 2D, HL (Hairline), BA (Bright Annealed), No.4; Colored mirror (Gold, Sapphire, Rose, Black, Bronze); Colored brushed (Gold, Sapphire, Rose, Black) |
| Packaging | Waterproof paper + metal pallet + angle bar protection + steel belt; BA & 8K with PVC film |
| Application | Food machinery, mechanical & electrical industry, household appliances, home decoration, architectural decoration |
| Origin | Shandong, China |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Food & Beverage Processing | 304/316L coil slit into strips for tank linings, conveyor belts, and hygienic work surfaces |
| Architectural Decoration | Mirror and colored brushed 304/430 coil for elevator panels, wall cladding, and ceiling trim |
| Household Appliances | 2B and BA finish 430/201 coil for washing machine drums, oven liners, and range hoods |
| Industrial Machinery | 301/304 coil formed into springs, gaskets, and precision mechanical components |
| Petrochemical & Marine | 316L/316Ti coil fabricated into heat exchanger plates and corrosion-resistant ductwork |
Surface Finish Inconsistency Is the Silent Killer of Architectural Stainless Projects
Mismatched grain direction and color tone between batches turn a premium facade into a patchwork liability.
I have seen entire elevator lobby orders rejected because the No.4 hairline on one pallet read slightly coarser than the next — under the same lobby lighting, the difference was obvious. Buyers sourcing Cold Rolled Stainless Steel Coil from multiple suppliers to chase the lowest price per ton often discover this only when panels go up. Surface finish is not cosmetic; it is a dimensional and visual specification that must be locked at the mill and verified before the container is sealed [NEED_CITE: stainless steel surface finish standards EN 10088 and ASTM A480].
Matching Coil Finish and Grade to the Actual Service Environment
A Cold Rolled Stainless Steel Coil order for a coastal hotel facade demands 316L with a BA or PVD colored finish, because chloride-laden air will pit 304 within months. For an indoor shopping mall elevator cab, 304 in a No.4 hairline or gold brushed finish delivers the aesthetic without the 316L premium. The key is pairing the correct chromium-nickel-molybdenum chemistry with the finish that will survive fabrication and long-term exposure — not defaulting to 304/2B out of habit. We grade, roll, and finish each coil to the specific environment your engineer has specified.
Engineering Compliance and Certification Requirements Across Markets
Stainless coil entering the EU must carry CE documentation referencing EN 10088-2 for corrosion-resistant steel grades; North American projects typically require ASTM A240 or A480 compliance on the mill test certificate [NEED_CITE: EN 10088-2 corrosion resistant steel flat product requirements]. Middle East specifiers often call for third-party inspection stamps from SGS or BV before the vessel sails. Missing any of these documents does not just delay customs — it can trigger a full rejection at the port, and the cost of return shipping or re-export falls on the buyer. Our in-house physical and chemical laboratory tests every heat before release, and we arrange third-party inspection on request so that the paperwork matches the material in the container.
Cold Rolling Precision, Grade Selection, and What Each Finish Actually Means
Cold rolling reduces the coil to final thickness at room temperature, producing a smooth surface and tight dimensional tolerance that hot rolling cannot achieve. The 2B finish is the standard mill result — a smooth, slightly reflective gray suitable for further polishing or industrial use. BA (Bright Annealed) is annealed in a controlled atmosphere, giving a highly reflective mirror-like surface ideal for decorative trim. No.4 hairline is achieved by directional abrasive belt grinding, producing consistent linear grain for architectural panels. PVD colored mirror and brushed finishes add a titanium-nitride or similar coating over a polished base, yielding Gold, Sapphire, Rose, Black, or Bronze tones that resist fading when the protective film is intact.
Grade selection follows the environment: 201 offers cost savings in dry indoor settings but sacrifices corrosion resistance; 304 handles most atmospheric and food-contact applications; 316L adds molybdenum for chloride and chemical resistance; 430 is ferritic and magnetic, suited to mildly corrosive decorative interiors; 410 is martensitic and chosen for wear resistance in mechanical parts [NEED_CITE: stainless steel grade selection guide for corrosion environments].
The Hidden Cost of Buying Stainless Coil Without Verified Finish and Grade
Ordering Cold Rolled Stainless Steel Coil based on a price list alone — without confirming finish grade, thickness tolerance, and chemistry on the MTC — is where projects bleed money. A coil labeled 304 that tests as 201 will corrode at the welds within a season. A No.4 panel batch with inconsistent grain direction will be rejected by the architect on site, and the replacement lead time pushes the handover date. Certification gaps mean customs holds, demurrage charges, and sometimes forced re-export. These are not theoretical risks; they are the standard failure pattern when buyers skip mill verification and rely on the supplier’s word alone [NEED_CITE: consequences of material misidentification in stainless steel procurement].
Why Engineering Buyers Source Their Cold Rolled Stainless Steel Coil Through Us
Every coil we ship comes off our own cold rolling lines — there is no trading layer adding margin or obscuring the mill of origin. Our in-house laboratory runs chemical composition and mechanical tests on every heat, and the resulting Mill Test Certificate travels with the shipment. We stock and produce across 200, 300, and 400 series grades in thicknesses from 0.3 mm to 14 mm and widths up to 2000 mm, so a single order covering 304L for tanks, 430 for appliance housings, and 316L for marine ductwork can be consolidated into one shipment. For decorative projects, we offer the full range of PVD colored mirror and brushed finishes from a single source, eliminating the need to coordinate multiple finish suppliers. Our export packing — waterproof paper, metal pallet, angle bar edge protection, and steel belt strapping, with PVC film on BA and 8K finishes — is designed around the specific vulnerability of cold rolled surfaces to moisture and edge damage during ocean transit.
Documentation & Compliance
- Mill Test Certificate documenting the chemical composition (C, Cr, Ni, Mo content) and mechanical properties of each heat per ASTM A240 or EN 10088-2
- CE certificate confirming compliance with EN 10088-2 for flat stainless steel products destined for EU construction and architectural projects
- ISO 9001:2015 quality management certificate covering the full cold rolling, annealing, and finishing process
- SGS or BV third-party inspection report available on request, covering dimensional checks, surface finish verification, and chemical analysis
- Heat number traceability from the slab through cold rolling, annealing, and final coil packaging
- Full customs document set: commercial invoice, packing list, bill of lading, and certificate of origin
Packaging, Loading & Delivery
- Each Cold Rolled Stainless Steel Coil is wrapped in waterproof kraft paper, then secured on a metal pallet with angle bar edge protectors and steel belt strapping to prevent edge denting during handling
- BA and 8K mirror finish coils receive an additional PVC film layer to protect the reflective surface from scratching and fingerprint marks during transit and fabrication
- 20ft GP containers are loaded to approximately 23 MT with coil eye-to-sky orientation; 40ft GP and 40ft HG containers accommodate up to 27 MT, optimized for widths of 1219 mm, 1250 mm, and 1500 mm
- Custom slit-to-width orders are bundled with interleaving paper between strips to prevent surface contact and edge marks on 2B, HL, and No.4 finishes
- Each coil and bundle is marked with heat number, steel grade (e.g., 304L, 316L, 430), thickness, width, and net weight for site identification and traceability
- Shipping terms available: FOB, CIF, and DDP, with professional container loading supervision and tracking through to the destination port
Ready to Lock In Your Cold Rolled Stainless Steel Coil Specification
Submit your required steel grade, thickness, width, surface finish, and quantity along with the destination port — we will return a detailed quotation with lead time, packing confirmation, and a draft Mill Test Certificate within 12 hours. For non-standard widths or PVD colored finishes, we will confirm feasibility and production timeline before you commit.
Request Your Cold Rolled Stainless Steel Coil Quote and MTC Today
Send your specification sheet to admin@sdxjypipe.com or reach us on WhatsApp at +86 188 5315 7756 to receive pricing, certification documents, and container loading confirmation.
