Description
Factory-direct bulk supply — 3 production lines running simultaneously with 2,800+ ready specifications in cold rolled stainless steel coil, eliminating middleman markups for global traders and project buyers.
Technical Specifications
| Parameter | Value |
|---|---|
| Designation | 201/301/304/316L/410/430 Cold Rolled Stainless Steel Coil |
| Product Type | Stainless Steel Coil |
| Steel Grade | 201, 202, 304, 304L, 309, 309S, 310S, 316, 316L, 316Ti, 317L, 321, 347H, 409, 409L, 410, 410S, 420, 430, 436, 439, 441, 444, 446 |
| Thickness | 0.3–14 mm |
| Width | 1000 / 1219 / 1250 / 1500 / 1524 / 1800 / 2000 mm (custom available) |
| Length | 2000 / 2440 / 2500 / 3000 / 3048 / 5800 / 6000 mm (custom available) |
| Surface Finish | 2B, 2D, HL (Hairline), BA (Bright Annealed), No.4; Colored mirror (Gold, Sapphire, Rose, Black, Bronze); Colored brushed (Gold, Sapphire, Rose, Black) |
| Technique | Cold Rolled |
| Packaging | Waterproof paper + steel strapping + pallet; BA & 8K with PVC film |
| Container Loading | 20ft GP (24–26 CBM / 23 MTS), 40ft GP (54 CBM / 27 MTS), 40ft HC (68 CBM / 27 MTS) |
| Origin | Shandong, China |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Food & Pharmaceutical Processing | Processing tanks, conveyor belts, filling machine housings, cleanroom wall panels |
| Architectural & Interior Design | Elevator cabin cladding, column covers, decorative wall panels, ceiling trim |
| Industrial Equipment | Exhaust ductwork, heat exchanger shells, furnace linings, chemical storage vessels |
| Household Appliances | Washing machine drums, range hood panels, refrigerator liners, kitchen sinks |
| Mechanical & Electrical | Control cabinet enclosures, motor housings, electrical junction boxes |
Why Mixing Stainless Grades in One Container Costs More Than You Think
Grade substitution on a cold rolled stainless steel coil shipment is the single most expensive mistake in bulk procurement.
I learned this the hard way. A container of 304 cold rolled stainless steel coil bound for Dubai came back rejected — the nickel content tested below 8% at the port. Twenty percent of the coils had been mixed with 201 material. The entire shipment was returned. Since then, every heat number is tracked against the original mill test certificate before loading. No grade gets blended. No shortcuts.
Global buyers sourcing multiple stainless grades — austenitic 304 and 316L for corrosion resistance, ferritic 430 and 441 for cost-sensitive architectural work, heat-resistant 309S and 310S for high-temperature equipment — often end up coordinating with three or four separate suppliers. Each supplier ships different documentation formats, different packaging standards, and different quality baselines. The result is customs delays, inconsistent surface finishes across the same project, and no single point of accountability when material fails inspection. [NEED_CITE: stainless steel grade traceability requirements in international trade]
Matching Surface Finish to Engineering Environment
Selecting the right 304 316L cold rolled stainless steel coil goes beyond choosing a grade — the surface finish determines how the material performs in its working environment. A 2B finish provides adequate corrosion protection for indoor food processing equipment where appearance is secondary. A BA (Bright Annealed) surface delivers mirror-like reflectivity for elevator interiors and architectural cladding where visual consistency across panels matters. For exterior applications in coastal or industrial zones, No.4 or HL (Hairline) finishes mask handling scratches and reduce visible maintenance marks over time. Colored mirror and brushed options — Gold, Sapphire, Rose, Black, Bronze — serve decorative projects where designers need specific aesthetic outcomes without post-fabrication coating.
Our cold rolling lines hold thickness tolerance tight enough across widths up to 2000 mm that fabricators receive consistent flatness without additional leveling. The full range from 0.3 mm thin gauge to 14 mm plate-thickness coil ships from a single warehouse with unified documentation.
Compliance Requirements Across Destination Markets
Engineering projects demand documentation that matches local building codes and import regulations. For European buyers, CE certification under EN 10210 and EN 10219 confirms that the 304 316L cold rolled stainless steel coil meets structural and dimensional standards required for construction applications. North American projects referencing ASTM specifications need mill test certificates that clearly document chemical composition — chromium, nickel, molybdenum content — alongside mechanical test results. Middle Eastern and African import authorities increasingly require SGS or BV third-party inspection reports before customs clearance. [NEED_CITE: stainless steel material certification requirements for construction projects]
Every batch we dispatch carries original mill test certificates with heat number traceability. Third-party inspection by SGS, BV, or TUV is arranged on request before shipment. This eliminates the scenario where a container arrives at port without proper documentation and faces weeks of delays or outright rejection.
Understanding the Cold Rolled Process and Grade Selection
Cold rolling produces stainless steel coil with tighter dimensional accuracy and smoother surface quality compared to hot rolled material. The process passes the steel through rollers at room temperature, increasing strength through work hardening while achieving precise thickness control down to 0.3 mm. This makes cold rolled stainless steel coil the preferred choice for applications requiring tight tolerances, decorative surfaces, or further fabrication such as deep drawing and bending.
Grade selection follows the service environment. Austenitic grades — 304 and 316L — offer superior corrosion resistance and formability, with 316L providing enhanced resistance to chloride pitting in marine and chemical environments. Ferritic grades — 430, 439, 441 — deliver lower cost and good oxidation resistance for architectural and automotive exhaust applications. Heat-resistant grades — 309S and 310S — maintain strength at elevated temperatures for furnace components and industrial exhaust systems. Martensitic grades — 410 and 420 — provide higher hardness for cutlery and mechanical parts requiring wear resistance.
The Hidden Cost of Unverified Material in Project Procurement
Accepting a shipment without verifying steel grade against the purchase specification creates downstream risk that far exceeds the initial price difference. A 316L cold rolled stainless steel coil substituted with 304 material will show no visible difference at delivery — but in a coastal desalination plant or pharmaceutical processing line, chloride-induced pitting corrosion appears within months, forcing expensive equipment replacement and project downtime. Missing or incomplete mill test certificates trigger customs holds that delay entire construction schedules. [NEED_CITE: consequences of material substitution in stainless steel procurement]
Engineering specifications reference specific grades for documented reasons. Substituting 430 for 304 in a food processing application compromises corrosion resistance to acidic cleaning agents. Using 201 in place of 304 for architectural cladding in humid climates leads to surface rust staining that damages the building’s appearance and the supplier’s reputation. These failures trace back to procurement decisions that prioritized unit price over material verification.
Why Project Buyers Consolidate Stainless Steel Procurement Here
Three production lines operating simultaneously deliver monthly capacity exceeding 20,000 tons across the full austenitic, ferritic, martensitic, and heat-resistant stainless steel coil range. Factory-direct pricing removes intermediary costs — volume discount programs reward long-term partnerships with recurring procurement needs. The warehouse holds 2,800+ specifications in ready stock, supporting urgent orders and split shipments without waiting for production scheduling.
Flexible minimum order quantities accommodate both trial orders and full-container bulk purchases. Every shipment includes original mill test certificates with heat number traceability. Third-party inspection by SGS, BV, or TUV is coordinated on request. The professional export team handles documentation, customs clearance, and container loading optimization — consolidating multiple grades, finishes, and dimensions into a single container to reduce freight costs per ton.
Documentation & Compliance
- Mill test certificate documenting chemical composition (Cr, Ni, Mo, C content) and mechanical properties for each heat number of 304, 316L, 430, and 410 cold rolled stainless steel coil
- ISO 9001:2015 quality management certification covering the full production and inspection process
- Lloyd’s CE certification (EN 10210/EN 10219) and FPC certification for structural stainless steel applications in European markets
- SGS / BV / TUV third-party inspection report available on request, verifying grade compliance and dimensional accuracy before shipment
- Material traceability by heat number linking each coil to its original mill production batch and test results
- Complete customs documentation package including commercial invoice, packing list, bill of lading, and certificate of origin
Packaging, Loading & Delivery
- Cold rolled stainless steel coil packed with waterproof paper inner layer and steel strapping outer layer, mounted on fumigation-free pallets to prevent moisture damage and edge dents during ocean transit
- BA and 8K mirror finish coils receive additional PVC film protection to preserve surface quality against scratches and fingerprint marks during handling and installation
- Container loading optimized by our export team — 20ft GP accommodates 23 MTS of 1000–1500 mm width coil, while 40ft HC maximizes volume at 27 MTS for wider 1500–2000 mm material
- Custom slitting to exact width requirements and cut-to-length service available, with standard lengths from 2000 mm to 6000 mm or project-specific dimensions
- Each coil marked with heat number, steel grade, thickness, width, and production date for on-site identification and traceability verification
- FOB, CIF, and DDP shipping terms available with professional coordination of port customs clearance and door-to-door logistics
Start Your Procurement with Verified Specifications
Submit your requirements — steel grade, thickness, width, surface finish, quantity, and destination port — via email, WhatsApp, or phone. We respond within 12 hours with a competitive bulk quote including volume discounts, delivery timeline, and available mill test certificate documentation. For non-standard widths or custom surface finishes, our technical team provides slitting and finishing options with lead time confirmation.
Request Your Factory-Direct Quote and Mill Test Certificate Today
Send your specifications to receive bulk pricing, material certification details, and container loading optimization for your 304 316L cold rolled stainless steel coil order.
Company: Shandong Xin Jiyuan Special Steel Tube Co., Ltd
Website: www.sdxinjiyuan.com
Tel: +86 531 8573 6315
Mobile/WhatsApp/WeChat: +86 188 5315 7756
Email: admin@sdxinjiyuan.com
Address: No.11889, Jingshi West Road, Lulian Group, Jinan City, Shandong Province, China
Frequently Asked Questions
Q: When should I choose 304 versus 316L cold rolled stainless steel coil for my project?
A: 304 provides excellent general corrosion resistance for indoor applications, food processing equipment, and architectural interiors. 316L contains molybdenum addition that enhances resistance to chloride pitting, making it the correct choice for marine environments, chemical processing, coastal architectural cladding, and pharmaceutical equipment exposed to saline or acidic cleaning agents.
Q: What surface finish options are available for decorative and architectural applications?
A: Standard finishes include 2B (matte), BA (Bright Annealed mirror), HL (Hairline brushed), and No.4 (satin). For decorative projects, we offer colored mirror finishes in Gold, Sapphire, Rose, Black, and Bronze, as well as colored brushed options. BA and 8K surfaces receive PVC film protection to maintain quality during transit and installation.
Q: Can you provide custom slitting widths and cut-to-length service?
A: Yes. Standard stock widths include 1000, 1219, 1250, 1500, 1524, 1800, and 2000 mm. Custom slitting to your exact width requirement is available from our production lines. Cut-to-length service provides sheets in standard lengths from 2000 mm to 6000 mm or project-specific dimensions. Minimum order quantities are flexible for both trial orders and full-container bulk purchases.
Q: How do you ensure material traceability and grade verification?
A: Every coil carries an original mill test certificate documenting chemical composition and mechanical properties linked to a specific heat number. Our in-house laboratory conducts three-stage inspection before dispatch. Third-party inspection by SGS, BV, or TUV is available on request to verify grade compliance and dimensional accuracy before container loading.
Q: What documentation do you provide for customs clearance and project compliance?
A: Each shipment includes a complete documentation package: commercial invoice, packing list, bill of lading, certificate of origin, and mill test certificates. We hold ISO 9001:2015 certification and Lloyd’s CE certification (EN 10210/EN 10219) with FPC certification for applicable products. Our export team coordinates all documentation requirements for your destination market.
