Description
Factory-Direct 304 Stainless Supply — Every plate ships with original mill test certificates and full traceability from Jinan production lines.
Technical Specifications
| Parameter | Value |
|---|---|
| Designation | 304 Stainless Steel Plate |
| Product Type | Steel Plate |
| Steel Grade | 200 Series, 300 Series (301, 304, 316, 314), 400 Series (410) |
| Standard | ASTM |
| Section Shape | Flat Steel Plate |
| Thickness Range | 0.15–100 mm |
| Tolerance | ±1% |
| Technique | Cold Rolled / Hot Rolled |
| Surface Treatment | BA, NO.1, 2B, NO.4, 8K, SB, HL, Embossed, Etched, Decorative |
| Processing Service | Welding, Bending, Decoiling, Punching, Cutting |
| Application | Furniture, Railings, Medical Equipment, Tableware, Building Decoration, Kitchen Equipment, Home Appliances, Elevator Panels, Architectural Decoration, Chemical Industry Equipment, Automotive Components |
| MOQ | 10 Tons |
| Origin | Shandong, China |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Architectural & Building Decoration | Elevator interior panels, building facade cladding, stair railings, decorative wall sheets |
| Kitchen & Food Processing | Commercial countertops, food processing tables, tableware blanks, industrial kitchen hoods |
| Medical & Hygiene Equipment | Surgical instrument housings, hospital wall panels, cleanroom surfaces, pharmaceutical tanks |
| Chemical & Industrial Equipment | Corrosion-resistant storage tanks, chemical piping liners, heat exchanger plates |
| Automotive & Transportation | Exhaust system trim, decorative interior accents, structural brackets |
Why Surface Finish Selection Determines Whether Your Container Gets Rejected
A BA mirror finish destroyed by uncontrolled welding heat turns a decorative panel order into a full-container rejection.
I watched a Middle East facade project receive 304 stainless plates with BA mirror finish intended for decorative welding panels. The supplier had zero process control over welding parameters — heat input turned that polished surface into patchy oxidation discoloration across every single sheet. The client rejected the entire shipment on site. Surface finish specification and downstream processing compatibility cannot be left to guesswork when sourcing an ASTM 304 Stainless Steel Plate for architectural or decorative applications. [NEED_CITE: stainless steel surface finish standards and welding heat input effects]
Beyond surface damage, buyers consistently encounter missing or incomplete mill test certificates that trigger customs holds, fragmented sourcing across multiple suppliers that inflates coordination costs, and specification gaps where standard catalogs fail to cover non-standard thickness or width requirements. These procurement failures compound across large-volume orders where even partial material non-conformance can halt an entire project timeline.
Matching Finish and Grade to Engineering Environments
Selecting the correct ASTM 304 Stainless Steel Plate starts with understanding how surface finish interacts with the service environment. For architectural cladding and elevator panels, HL and NO.4 finishes provide directional grain patterns that hide handling marks while maintaining visual consistency across large facade areas. Kitchen and food processing applications require 2B or BA finishes where smooth, non-porous surfaces meet hygiene standards and resist bacterial adhesion. Chemical industry equipment typically specifies NO.1 hot-rolled plates in thicker gauges where surface appearance is secondary to corrosion resistance and structural integrity. The 304 grade within the 300 Series delivers reliable 18/8 chromium-nickel austenitic corrosion resistance across these diverse conditions.
Engineering Compliance and Certification Requirements
Structural and pressure-containing applications demand documented compliance with material standards and independent verification. ASTM designation confirms chemical composition and mechanical property requirements for the North American market, while projects targeting European destinations may require cross-referenced equivalence documentation. [NEED_CITE: ASTM 304 equivalence to EN 1.4301 material standards] Third-party inspection through SGS or BV provides independent verification of chemical composition and surface quality before shipment — critical for projects where customs authorities require certified mill documentation. Thickness tolerance of ±1% ensures fabricated components meet dimensional specifications without unexpected material shortfalls during cutting and forming operations.
Grade Selection and Processing Fundamentals
The 300 Series stainless grades, anchored by 304 as the standard 18/8 chromium-nickel austenitic composition, provide the broadest corrosion resistance portfolio across general-purpose applications. The 200 Series offers cost optimization through manganese-nitrogen substitution for partial nickel replacement, suitable for decorative applications where extreme corrosion resistance is not critical. The 400 Series including 410 provides martensitic characteristics enabling heat treatment for hardness-dependent applications like cutlery and mechanical components. Cold-rolled plates deliver tighter thickness tolerance and superior surface finish quality for decorative and precision applications, while hot-rolled plates in NO.1 finish serve structural and industrial applications where thicker gauges from 2.0 mm upward are required. Processing services including welding, bending, decoiling, punching, and precision cutting allow fabrication to project-specific dimensions before shipment, reducing on-site secondary work.
Hidden Costs of Incorrect Material Specification
Ordering the wrong surface finish or unverified grade creates costs far beyond the initial purchase price. Material arriving without proper mill test certificates faces customs detention, requiring expensive re-inspection or return shipping. Plates with thickness below specified tolerance force engineers to either accept reduced structural capacity or order replacement material, delaying project timelines. Welding on BA or 8K mirror finishes without proper heat input control destroys surface quality, converting premium decorative material into scrap. [NEED_CITE: stainless steel welding procedures for preserved surface finish] These failures compound across container-load orders where partial non-conformance contaminates entire project schedules.
Procurement Confidence Through Verified Supply
Every ASTM 304 Stainless Steel Plate shipment originates from Jinan production lines running three simultaneous production streams with monthly capacity exceeding 20,000 tons. Factory-direct pricing eliminates intermediary markups, with volume discount programs available for long-term procurement partners. Each batch carries original mill test certificates documenting chemical composition and processing history, with SGS or BV third-party inspection available for independent verification. The inventory spans over 2,800 specifications across all major steel product categories, enabling consolidated multi-product container loading that reduces shipping costs and simplifies customs documentation. Professional export teams handle complete documentation packages including packing lists, bills of lading, and certificates of origin, optimizing container loading plans for heavy plate cargo.
Documentation & Compliance
- Mill test certificate documenting 304 stainless steel chemical composition including chromium, nickel, and carbon content per ASTM requirements
- ISO 9001:2015 quality management certification covering production processes and inspection protocols
- SGS or BV third-party inspection report available for independent verification of surface finish quality and dimensional accuracy
- Material traceability by heat number linking each plate to original melt chemistry and rolling records
- Complete customs documentation package including packing list, bill of lading, and certificate of origin for destination-country clearance
- Lloyd’s CE certification and FPC documentation available for projects requiring European market compliance
Packaging, Loading & Delivery
- Plates bundled with steel strips and edge protectors to prevent surface damage to BA, 2B, NO.4, and 8K finishes during ocean transit
- Surface protection film applied to mirror-finish 8K and BA plates to preserve reflectivity through handling and shipping
- Container loading optimization for plates ranging from 0.15 mm thin gauge to 100 mm heavy plate, maximizing weight utilization within shipping constraints
- Custom cutting to project-specific dimensions available before shipment, reducing on-site processing waste for architectural and fabrication applications
- Heat number and grade identification marked on each plate for traceability verification at destination
- FOB, CIF, and DDP delivery terms available with professional logistics coordination from Jinan production facility to global ports
Initiating Your Procurement Process
Submit your ASTM 304 Stainless Steel Plate requirements including thickness, width, length, surface finish specification, steel grade preference, and destination port to receive competitive bulk pricing within 12 hours. Request mill test certificates and third-party inspection options for quality verification before committing to production. Our team confirms container loading plans, delivery schedules, and complete documentation packages tailored to your project timeline and destination-country import requirements.
Frequently Asked Questions
Q: What surface finish options are available for architectural and decorative applications?
A: The ASTM 304 Stainless Steel Plate is available in nine surface finish options including BA (bright annealed) for mirror reflectivity, NO.4 and HL for directional grain patterns suitable for elevator panels and building facades, 8K for high-polish mirror applications, and embossed or etched decorative finishes. Each finish serves specific aesthetic and functional requirements depending on the installation environment and design intent.
Q: How does 304 grade compare to other 300 Series options for corrosion resistance?
A: Within the 300 Series, 304 provides standard 18/8 chromium-nickel austenitic corrosion resistance suitable for most architectural, kitchen, and general industrial applications. Grade 316 offers enhanced molybdenum content for superior resistance to chloride environments including coastal and chemical processing applications. Grade 301 provides higher work-hardening rates for structural applications requiring increased strength through cold forming.
Q: What documentation accompanies each shipment for customs clearance?
A: Every shipment includes original mill test certificates documenting chemical composition and processing history, ISO 9001:2015 quality certification, complete customs documentation including packing lists and certificates of origin, and material traceability by heat number. SGS or BV third-party inspection reports are available upon request for projects requiring independent quality verification before shipment.
Q: Can plates be cut to custom dimensions before shipment?
A: Yes, processing services include precision cutting, bending, punching, and decoiling to project-specific dimensions. Custom fabrication reduces on-site secondary processing costs and material waste. Tolerance of ±1% ensures dimensional accuracy for architectural panels, kitchen equipment components, and industrial fabrication applications.
Q: What is the minimum order quantity for custom surface finishes?
A: The standard MOQ is 10 tons across all surface finish options including BA, 2B, NO.4, 8K, HL, embossed, and etched finishes. Volume discount programs are available for long-term procurement partners with recurring orders, and flexible shipment options support both trial orders and full-container bulk purchases.
Request Your ASTM 304 Stainless Steel Plate Quote
Send your specifications including thickness, surface finish, grade, and quantity to receive factory-direct pricing and mill test certificate samples within 12 hours.
Shandong Xin Jiyuan Special Steel Tube Co., Ltd
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
