Heavy Wall Thickness Duplex Steel Tube ASTM A789 UNS S31803 10mm / 12mm / 14mm
10mm / 12mm / 14mm ASTM A789 UNS S31803 Heavy Wall Thickness Duplex Tube
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ASTM A789 / A789M |
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UNS Designation |
T.S. Min , Ksi [Mpa] |
Y.S. Min , Ksi [Mpa] |
Elongation Min % |
Hardness, Max |
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S31803 |
90 [620] |
65 [450] |
25 |
30.5 |
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S32205 |
95 [655] |
70 [485] |
25 |
30.5 |
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S32750 |
116 [800] |
80 [550] |
15 |
32 |
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S32760 |
109 [750] |
80 [550] |
25 |
… |
| UNS Designation | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
| max | max | max | max | max | ||||||
| S31803 | 0.03 | 1 | 2 | 0.03 | 0.02 | 21.0 - 23.0 | 4.5 - 6.5 | 2.5 - 3.5 | 0.08 - 0.20 | - |
| S32205 | 0.03 | 1 | 2 | 0.03 | 0.02 | 22.0 - 23.0 | 4.5 - 6.5 | 3.0 - 3.5 | 0.14 - 0.20 | - |
| S32750 | 0.03 | 0.8 | 1.2 | 0.035 | 0.02 | 24.0 - 26.0 | 6.0 - 8.0 | 3.0 - 5.0 | 0.24 - 0.32 | 0.5 max |
| S32760 | 0.05 | 1 | 1 | 0.03 | 0.01 | 24.0 - 26.0 | 6.0 - 8.0 | 3.0 - 4.0 | 0.20 - 0.30 | 0.50 -1.00 |
Terms & Conditions :
1 . Price Term : FOB , CFR , CIF or as negotiation
2 . Payment : T / T , L / C or as negotiation
3 . Delivery time : 30 working days after received your deposit ( Normally according to the order quantity )
4 . Package : Iron case ; woven bag or as per customer’s requirement
5 . Quality Requirement : Mill Test Certificate will be supplied with shipment , Third Part Inspection is acceptable
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