309 stainless steel is an austenitic stainless steel
Apr 14, 2026
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Business Terms
| Terms | Specification |
|---|---|
| Minimum Order Quantity: | 5 Tons |
| Price: | To be negotiated |
| Packaging Details: |
As Requested |
| Delivery Time: | Within 7-10 Working Days |
| Payment Terms: | T/T, L/C, Credit Card |
| Supply Ability: | 100000 Tons per month |
| Certification: | RoHS, BIS, SABS, tisi, KS, JIS, ISO9001 |
| Export To: |
United States, UK, Canada, Australia, India, South Africa, Philippines, Korea, Brazil, Russia, New Zealand, Turkey, Vietnam, Malaysia, Germany, Indonesia, etc. |
Chemical Compositions
| C | Ni | Si | S | Mn | P | Cr | Mo |
|---|
| 0.20 max | 12.0 – 15.0 | 0.75 max | 0.03 max | 2.00 max | 0.045 max | 22.0 – 24.0 | – |
Mechanical Properties
| Property | Imperial Units | Metric Units |
|---|
| Tensile Strength | 70 – 90 ksi | 480 – 620 MPa |
| Yield Strength | 35 – 45 ksi | 240 – 310 MPa |
| Vickers Hardness | 150 – 200 HV | 150 – 200 HV |
| Brinell Hardness | 140 – 160 HB | 140 – 160 HB |
| Rockwell Hardness | HRB 80 – 95 | HRB 80 – 95 |
| Elongation | 30 – 45% | 30 – 45% |
| Elastic Modulus | 28 – 30 x 10^6 psi | 190 – 210 GPa |
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