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China 304 ASTM A240 Stainless Steel Sheets - Top Quality Suppliers & Factory for Durable Solutions
Product Details
These square pipes are super versatile—they're used in everything from construction and auto framing to furniture and industrial equipment. Plus, all of our products meet international standards like ASTM A554 and EN 10296-2.
If you're thinking about your next project where strength and style really matter, go for our square pipes. Give us a shout today—ask about custom sizes or get a great deal on pricing. We're here to help you get exactly what you need!
| Austenitic Stainless Steel | 201, 301, 304, 305, 310, 314, 316, 321, 347, 370, etc |
| Martensitic Stainless Steel | 410, 414, 416, 416, 420, 431, 440A, 440B, 440C, etc |
| Duplex Stainless Steel | S31803, S32101, S32205, S32304, S32750, etc |
| Ferritic Stainless Steel | 429, 430, 433, 434, 435, 436, 439, etc |
Product Specification
| Product Name | Stainless Steel Sheet/Plate |
| Standard | JIS/SUS/GB/DIN/ASTM/AISI/EN |
| Surface | 2B, BA, NO.1, NO.4, 8K, HL, Embossing, Satin, Mirror, ect |
| Technique | Cold Rolled; Hot Rolled |
| Thickness | 0.3-4mm cold rolled; 3-16mm hot rolled; 16-100mm hot rolled; Customized according to customer requirements |
| Width | 1000mm, 1219mm, 1240mm, 1500mm, 1800mm, 2000mm |
| Length | 2000mm, 2438mm, 2500mm, 3000mm, 6000mm or as required |
| Color | Natural Color, Golden, Black, Sapphire Blue, Brown, Rose Gold, Bronze, Silver, ect |
| Application | Interior/Exterior decoration; Architectur; Evevator; Kitchen; Ceiling; Cabinet; Advertising nameplate; Roof structure; Shipbuilding |
| Lead Time | 7-15 working days after the receipt of 30% deposit |
| Payment Terms | 30% TT for deposit, 70% TT / 70% LC at sight balance before shipment |
| Price Terms | FOB, EXW, CIF, CFR |
| Packing | Wooden Pallet or according to customer's requirements |
Chemical Composition Table
| Chemical Component ( %) | |||||||
| Grade ASTM | C | Si | Mn | S | P | Cr | Ni |
| 201 | ≤0.15 | ≤0.75 | 5.50-7.50 | ≤0.030 | ≤0.060 | 16.00-18.00 | 3.50-5.50 |
| 304 | ≤0.07 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 17.00-19.00 | 8.00-11.00 |
| 304L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 18.00-20.00 | 8.00-12.00 |
| 309S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 22.00-24.00 | 12.00-15.00 |
| 310S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 24.00-26.00 | 19.00-22.00 |
| 316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 16.00-18.00 | 10.00-14.00 |
| 316L | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 16.00-18.00 | 12.00-15.00 |
Frequently Asked Questions
Q What stainless steel grades are available for your square pipes?
We offer a wide range of stainless steel grades including Austenitic (201, 304, 316, 321, etc.), Martensitic (410, 420, 440C, etc.), Duplex (S31803, S32205, S32750, etc.), and Ferritic (430, 439, etc.) grades to suit various application requirements.
Q What international standards do your stainless steel products comply with?
All of our products meet major international standards including ASTM A554, EN 10296-2, JIS, SUS, GB, DIN, AISI, and EN standards, ensuring quality and reliability for global projects.
Q Can I request custom sizes for stainless steel sheets or pipes?
Yes, absolutely. We offer customized dimensions including thickness, width, and length according to customer requirements. Please contact us with your specifications and we will provide a tailored solution and competitive pricing.
Q What surface finishes are available for stainless steel sheets?
We provide a variety of surface finishes including 2B, BA, NO.1, NO.4, 8K, HL (Hairline), Embossing, Satin, and Mirror finishes. Color options include Natural, Golden, Black, Sapphire Blue, Rose Gold, Bronze, Silver, and more.
Q What are the payment terms and lead time?
We require 30% TT as a deposit, with the 70% balance paid by TT or LC at sight before shipment. Lead time is typically 7–15 working days after receipt of the deposit. We support price terms including FOB, EXW, CIF, and CFR.
Q What are the main applications of stainless steel square pipes and sheets?
Our stainless steel square pipes and sheets are widely used in construction, auto framing, furniture manufacturing, industrial equipment, interior and exterior decoration, elevators, kitchens, ceilings, cabinets, advertising nameplates, roof structures, and shipbuilding.