309S Seamless Steel Round Pipe
Schedule: SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Type: Seamless Pipes
Form: Round, Square, Rectangular, Hydraulic Etc
Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of 309s seamless steel round pipe in China, also supports customized service with low price. Welcome to wholesale discount 309s seamless steel round pipe for sale here from our factory. Contact us for free sample.
309S (23Cr-13Ni) stainless steel pipe has excellent corrosion resistance and strength, suitable for parts with working temperature of 1000℃. Due to this high temperature resistance, it is also called: high alloy stainless steel, with excellent high temperature acid resistance and high temperature strength. It is generally widely used in exhaust machines, heat treatment furnaces and heat exchangers.
309S Seamless Stainless Steel Round Pipe Specification
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Standard |
ASTM A213,A312,ASTM A269,ASTM A778,ASTM A789,DIN 17456, DIN17457,DIN 17459,JIS G3459,JIS G3463,GOST9941,EN10216, BS3605,GB13296 |
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Material |
304, 304L, 309S, 310S, 316, 316Ti, 317, 317L, 321, 347, 347H, 304N, 316L, 316N, 201, 202 |
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Surface |
Polishing,annealing,pickling,bright |
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Type |
hot rolled and cold rolled |
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stainless steel round pipe/tube |
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Wall thickness |
1mm-150mm(SCH10-XXS) |
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Outer diameter |
6mm-2500mm (3/8"-100") |
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Delivery time |
Prompt delivery or as the order quantity. |
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Package |
Standard export seaworthy package,or as required. |
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Widely used in petroleum, foodstuff, chemical industry, construction, electric power, nuclear, energy, machinery, biotechnology, paper making, shipbuilding, boiler fields. |
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Chemical Composition of 309 Stainless Steel Pipes
| Element | Content (%) |
| Iron, Fe | 60 |
| Chromium, Cr | 23 |
| Nickel, Ni | 14 |
| Manganese, Mn | 2 |
| Silicon, Si | 1 |
| Carbon, C | 0.20 |
| Phosphorous, P | 0.045 |
| Sulfur, S | 0.030 |
Physical Properties 309S Stainless Steel Pipes
| Properties | Metric | Imperial |
| Density | 8 g/cm3 | 0.289 lb/in³ |
| Melting point | 1455°C | 2650°F |
Mechanical Properties 309S Stainless Steel Round Pipe
| Properties | Metric | Imperial |
| Tensile strength | 620 MPa | 89900 psi |
| Yield strength (@ strain 0.200%) | 310 MPa | 45000 psi |
| Izod impact | 120 - 165 J | 88.5 - 122 ft-lb |
| Shear modulus (typical for steel) | 77 GPa | 11200 ksi |
| Elastic modulus | 200 GPa | 29008 ksi |
| Poisson's ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break (in 50 mm) | 45% | 45% |
| Hardness, Brinell | 147 | 147 |
| Hardness, Rockwell B | 85 | 85 |
| Hardness, Vickers (converted from Rockwell B hardness) | 169 | 169 |
309S Hot Rolled Stainless Steel Seamless Tube
FAQ：
Q1: Can I get some samples?
A: Sure, we can send some samples to you to check.
Q2: Can you make the product with my design?
A: Yes, we can. We supply customized service. You can send us all the details of what you need, then we will provide detailed quotation.
Q3: How about the quality control?
A: We will send certificate for the products with delivery. And we will also do TPI (Third party inspection) on the products if necessary.
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