Shanxi Zhongcheng Metal Co., Ltd.
| Payment Terms | T/T，D/P，D/A，Western Union，PayPal |
| Supply Ability | 10000tons |
| Delivery Time | 15-25days |
| Packaging Details | Wooden pallets, wooden crates, woven bags, etc. |
| Country of Origin | MADE IN CHAINA |
| Brand | Baosteel，TISCO |
| Certifications | ISO/EN 10204 Type 3.1 / 3.2 available |
| Grade | 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 / 630 (17-4PH) |
| MOQ | 100kg |
| Packaging | Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag |
| Supply Capacity | 10000tons |
| Brand Name | Baosteel，TISCO |
| Model Number | 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 |
| Certification | EN 10204 Type 3.1 / 3.2 available |
| Place of Origin | MADE IN CHAINA |
View Detail Information
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Product Specification
| Payment Terms | T/T，D/P，D/A，Western Union，PayPal | Supply Ability | 10000tons |
| Delivery Time | 15-25days | Packaging Details | Wooden pallets, wooden crates, woven bags, etc. |
| Country of Origin | MADE IN CHAINA | Brand | Baosteel，TISCO |
| Certifications | ISO/EN 10204 Type 3.1 / 3.2 available | Grade | 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 / 630 (17-4PH) |
| MOQ | 100kg | Packaging | Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag |
| Supply Capacity | 10000tons | Brand Name | Baosteel，TISCO |
| Model Number | 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 | Certification | EN 10204 Type 3.1 / 3.2 available |
| Place of Origin | MADE IN CHAINA | ||
| High Light | Corrosion Resistant Welded Steel Tube ，Welded Steel Tube Annealed ，Welded Steel Tube Pickled | ||
The Corrosion-Resistant Welded Steel Tube is manufactured from high-quality stainless steel coils, formed into a cylindrical or rectangular shape, and longitudinally welded using advanced TIG (GTAW) or laser welding technologies. Designed for environments where moisture, chemicals, or atmospheric exposure would degrade ordinary carbon steel, this tube provides excellent resistance to rust, pitting, and oxidation. It offers a cost-effective solution for applications requiring durability, cleanliness, and long service life with minimal maintenance.
| Parameter | Details |
|---|---|
| Standards | ASTM A554, A269, A312; EN 10217-7; JIS G3446 |
| Available Grades | 304, 304L, 316, 316L, 201, Duplex 2205 |
| Shapes | Round, Square, Rectangular |
| Outer Diameter (Round) | 6 mm – 219 mm (1/4″ – 8″) |
| Square Sizes | 10 mm * 10 mm – 150 mm * 150 mm |
| Rectangular Sizes | 20 mm * 10 mm – 200 mm * 100 mm |
| Wall Thickness | 0.5 mm – 6.0 mm |
| Length | 3m, 6m, or custom lengths upon request |
| Welding Process | TIG (GTAW), Laser, or ERW |
| Heat Treatment | Annealed after welding (standard) |
| Surface Finish | Mill finish, pickled, brushed, or polished |
| Grade | C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| 304 | 0.08 | 0.75 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-10.5 | – |
| 304L | 0.03 | 0.75 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-12.0 | – |
| 316 | 0.08 | 0.75 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| 316L | 0.03 | 0.75 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| 201 | 0.15 | 0.75 | 5.5-7.5 | 0.045 | 0.030 | 16.0-18.0 | 3.5-5.5 | – |
Molybdenum grades (316/316L) provide enhanced resistance to chlorides and acidic environments.
| Grade | Tensile Strength (MPa) min | Yield Strength (MPa) min | Elongation (%) min | Hardness (HB) max |
|---|---|---|---|---|
| 304 | 515 | 205 | 35 | 201 |
| 304L | 485 | 170 | 35 | 201 |
| 316 | 515 | 205 | 35 | 217 |
| 316L | 485 | 170 | 35 | 217 |
| 201 | 515 | 275 | 35 | 241 |
Tested in accordance with ASTM E8 / E8M.
| Environment | 304 / 304L | 316 / 316L | 201 |
|---|---|---|---|
| Atmospheric (rural) | Excellent | Excellent | Good |
| Atmospheric (industrial) | Good | Excellent | Fair |
| Atmospheric (coastal/marine) | Fair | Excellent | Poor |
| Fresh Water | Excellent | Excellent | Good |
| Potable Water | Excellent | Excellent | Good |
| Wastewater | Good | Excellent | Fair |
| Dilute Acids | Good | Excellent | Fair |
| Alkalis / Caustics | Excellent | Excellent | Good |
| Chloride Solutions | Limited | Good | Poor |
| High Temperature Oxidation | Good (up to 870°C) | Good (up to 870°C) | Limited |
Superior Corrosion Resistance – Outperforms carbon steel, galvanized, and coated tubes
No Protective Coating Required – Inherent corrosion resistance eliminates painting
Long Service Life – Decades of performance in corrosive environments
Low Maintenance – Easy to clean; no rust removal or repainting
High Temperature Resistance – Retains strength and oxidation resistance up to 870°C (1600°F)
Excellent Weldability – Can be welded without loss of corrosion resistance (L grades)
Hygienic Surface – Non-porous, easy to sanitize
100% Recyclable – Environmentally sustainable
Potable water distribution
Hot and cold water lines
Solar water heating systems
Swimming pool piping
Dairy and brewery process lines
Edible oil transfer
Beverage dispensing systems
Sanitary utility piping
Chilled water lines
Condenser water piping
Refrigerant lines
Steam distribution (low pressure)
Handrails and balustrades
Furniture frames
Display racks and fixtures
Decorative trim
Compressed air lines
Cooling water systems
Chemical transfer (mild)
Washdown stations
Boat railings (316 grade)
Dock and marina structures
Coastal building components
Irrigation systems
Livestock watering lines
Greenhouse structures
| Material | Corrosion Resistance | Initial Cost | Maintenance Cost | Service Life |
|---|---|---|---|---|
| Stainless Steel (304/316) | Excellent | Higher | Very Low | 30-50+ years |
| Carbon Steel + Paint | Poor (if coating fails) | Low | High | 5-15 years |
| Galvanized Steel | Fair | Medium | Medium | 10-20 years |
| Copper | Good | High | Low | 30+ years |
| PVC / Plastic | Excellent | Low | Very Low | 20-30 years |
Stainless steel offers the best life-cycle cost for many applications due to eliminated coating and reduced replacement frequency.
| Finish | Description | Best For |
|---|---|---|
| Mill Finish | As-welded, oxide scale present | Industrial / concealed applications |
| Pickled | Acid-cleaned, removes scale | Maximum corrosion resistance |
| Brushed / Satin | 180-320 grit directional grain | Architectural and visible applications |
| Polished | 400-600 grit, semi-reflective | Food processing, decorative |
| Bead Blasted | Matte, uniform texture | Architectural, anti-glare surfaces |
For inquiries, technical datasheets, or custom sizes, please contact our sales team.
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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