| Outer Diameter | 21.3 mm |
| Wall Thickness | 1.65 mm |
| Payment Terms | T/T, D/P, D/A, Western Union, PayPal |
| Standard | ASTM A312 / A269 |
| Material Grade | 321 |
| Supply Ability | 10,000 tons per month |
| Delivery Time | 15-25 days |
| Surface Finish | Annealed and pickled |
| Packaging Details | Plastic end caps, bundles secured by steel strips or export wooden crates |
| Length | 6 m (random or cut lengths) |
| Ends | Plain ends |
| Brand Name | Baosteel / TISCO / ZPSS |
| Model Number | 321-RND-21.3x1.65-A312 |
| Place of Origin | China |
| Certification | ISO 9001:2015, SGS, BV |
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Product Specification
| Outer Diameter | 21.3 mm | Wall Thickness | 1.65 mm |
| Payment Terms | T/T, D/P, D/A, Western Union, PayPal | Standard | ASTM A312 / A269 |
| Material Grade | 321 | Supply Ability | 10,000 tons per month |
| Delivery Time | 15-25 days | Surface Finish | Annealed and pickled |
| Packaging Details | Plastic end caps, bundles secured by steel strips or export wooden crates | Length | 6 m (random or cut lengths) |
| Ends | Plain ends | Brand Name | Baosteel / TISCO / ZPSS |
| Model Number | 321-RND-21.3x1.65-A312 | Place of Origin | China |
| Certification | ISO 9001:2015, SGS, BV | ||
| High Light | 321 stainless steel round pipe ,ASTM A312 annealed stainless pipe ,21.3mm OD stainless steel pipe | ||
321 stainless steel round pipe manufactured to ASTM A312 / A269, with outer diameter 21.3 mm and wall thickness 1.65 mm. Grade 321 is stabilized with titanium to prevent chromium carbide precipitation at high temperatures, providing dependable strength and corrosion resistance for continuous service up to 870°C. A small titanium-stabilized round pipe that resists sensitization and scaling between 430°C and 900°C, ideal for hot instrument and sample lines.
Every pipe is produced under strict quality control, with full traceability from the raw coil or billet to the finished tube. Mill test certificates, chemical composition reports and mechanical property data are available with every shipment, and third-party inspection by SGS, BV or TUV can be arranged upon request.
| Parameter | Details |
|---|---|
| Material Grade | 321 |
| Manufacturing Standard | ASTM A312 / A269 |
| Outer Diameter (OD) | 21.3 mm |
| Wall Thickness (WT) | 1.65 mm |
| Length | 6 m (random or cut lengths) |
| Surface Finish | Annealed and pickled |
| End Finish | Plain ends |
| Packaging | Plastic end caps, bundles secured by steel strips or export wooden crates |
This 321 stainless steel round pipe is widely used in the following fields:
Custom sizes and non-standard specifications are available on request. Contact us for a quotation with your required OD, wall thickness and quantity, and our team will reply within 24 hours.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
2010
Total Annual:
20000000-50000000
Employee Number:
50~100
Ecer Certification:
Verified Supplier
Zhongcheng Metal: A professional supplier of stainless steel tubes and plates. We export to 11 countries, including Germany, the United States, the United Kingdom, and Japan. By adopting advanced manufacturing processes and implementing comprehensive 5S management across our operations, we provide... Zhongcheng Metal: A professional supplier of stainless steel tubes and plates. We export to 11 countries, including Germany, the United States, the United Kingdom, and Japan. By adopting advanced manufacturing processes and implementing comprehensive 5S management across our operations, we provide...
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