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China Suppliers ASTM A312 Stainless Steel Pipe Factory – High-Quality, Durable, and Corrosion-Resistant
Product Details
We've got sizes ranging from tiny 1/8 inch up to massive 60 inches in diameter, and if you need custom lengths, just ask! Every pipe undergoes rigorous quality checks, including hydrostatic tests, non-destructive testing (NDT), and chemical analysis—so you know you're getting a safe, high-quality product. As long as it follows ASTM A312/ASME SA312 standards, you can count on it lasting and performing well.
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Ready to upgrade your projects? Reach out to us for pricing details, custom options, and all that good stuff. Let's get you the right pipes for your needs!
| 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
| Standard | ASTM A213, A312, ASTM A269, ASTM A778, ASTM A789, DIN 17456, DIN17457, DIN 17459, JIS G3459, JIS G3463, GOST9941, EN10216, BS3605, GB13296 |
| Material | 304, 304L, 309S, 310S, 316, 316Ti, 317, 317L, 321, 347, 347H, 304N, 316L, 316N, 201, 202 |
| Surface | Polishing, annealing, pickling, bright |
| Type | Hot rolled and cold rolled |
| Size | Wall thickness: 1mm – 150mm Outer diameter: 6mm – 2500mm |
| Delivery time | Prompt delivery or as the order quantity. |
| Package | Standard export seaworthy package, or as required. |
| Application | It is widely used in the fields of petroleum, food, chemical industry, construction, electric power, nuclear energy, energy, machinery, biology, paper making, shipbuilding and boilers. Pipes can also be made according to customer requirements. |
| Container size |
20ft GP: 5898mm (L) × 2352mm (W) × 2393mm (H) — 24–26 CBM 40ft GP: 12032mm (L) × 2352mm (W) × 2393mm (H) — 54 CBM 40ft HC: 12032mm (L) × 2352mm (W) × 2698mm (H) — 68 CBM |
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 |
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Frequently Asked Questions
Q What sizes are available for your stainless steel pipes?
We offer a wide range of sizes, from 1/8 inch up to 60 inches in diameter. Wall thickness ranges from 1mm to 150mm, and outer diameter from 6mm to 2500mm. Custom lengths are also available upon request.
Q What standards do your stainless steel pipes comply with?
Our pipes comply with multiple international standards including ASTM A213, A312, A269, A778, A789, DIN 17456, DIN 17457, DIN 17459, JIS G3459, JIS G3463, GOST9941, EN10216, BS3605, and GB13296.
Q What quality testing do the pipes undergo before shipment?
Every pipe goes through rigorous quality checks including hydrostatic tests, non-destructive testing (NDT), and chemical analysis to ensure safety and high performance in accordance with ASTM A312/ASME SA312 standards.
Q What grades of stainless steel are available?
We supply Austenitic (e.g. 304, 316, 321), Martensitic (e.g. 410, 420, 440C), Duplex (e.g. S31803, S32205, S32750), and Ferritic (e.g. 430, 436, 439) stainless steel grades to meet diverse application needs.
Q What surface finishes are available for the stainless steel pipes?
We offer multiple surface finish options including polishing, annealing, pickling, and bright finish, suitable for various industrial and aesthetic requirements.
Q What industries are your stainless steel pipes used in?
Our pipes are widely used across many industries including petroleum, food processing, chemical industry, construction, electric power, nuclear energy, machinery, biology, paper making, shipbuilding, and boilers. Custom specifications are also available per customer requirements.