 |
| उत्पत्ति के प्लेस: | चीन |
| ब्रांड नाम: | YUHONG |
| प्रमाणन: | ABS, LR, GL, DNV, NK, TS, PED, AD2000, GOST 9941-81, CCS, ISO 9001-2008 |
| मॉडल संख्या: | एएसटीएम ए790 एस32205 |
| न्यूनतम आदेश मात्रा: | 500kgs |
|---|---|
| मूल्य: | बातचीत योग्य |
| पैकेजिंग विवरण: | प्लास्टिक कैप के साथ प्लाई-वुडन केस / आयरन केस / बंडल |
| प्रसव के समय: | 10-50 दिन |
| भुगतान शर्तें: | टी/टी, एल/सी |
| आपूर्ति की क्षमता: | 1500 टन प्रति माह |
| प्रमुखता देना: | ASTM A790 S32205 duplex pipe,high strength stainless steel tube,corrosion resistant seamless steel pipe |
||
|---|---|---|---|
| Element | Minimum (%) | Maximum (%) | Primary Function |
|---|---|---|---|
| Carbon (C) | - | 0.030 | Kept low to prevent sensitization and improve weldability |
| Chromium (Cr) | 22.0 | 23.0 | Provides basic corrosion and oxidation resistance |
| Nickel (Ni) | 4.5 | 6.5 | Stabilizes the austenite phase and improves toughness |
| Molybdenum (Mo) | 3.0 | 3.5 | Enhances resistance to pitting and crevice corrosion |
| Nitrogen (N) | 0.14 | 0.20 | A crucial additive that significantly boosts strength and pitting resistance |
| Manganese (Mn) | - | 2.00 | Austenite former and contributes to strength |
| Silicon (Si) | - | 1.00 | Deoxidizer during steelmaking |
| Phosphorus (P) | - | 0.030 | Impurity element, kept low for toughness |
| Sulfur (S) | - | 0.020 | Impurity element, kept low for weldability and surface finish |
| Property | Standard Requirement | Typical Value / Note |
|---|---|---|
| Tensile Strength (Rm) | ≥ 621 MPa (≥ 90 ksi) | Often exceeds minimum substantially |
| Yield Strength (0.2% Rp) | ≥ 448 MPa (≥ 65 ksi) | Approximately twice that of Type 316L |
| Elongation (A) | ≥ 25% | Demonstrates good ductility |
| Hardness (HBW) | ≤ 290 | Maximum Brinell hardness limit |
व्यक्ति से संपर्क करें: Vladimir
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