SMAW
NC-37
Stick electrode
| Features: | - Suitable for 18%Cr-8%Ni-Nb steel
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| Classification: | AWS A5.4 E347-16 |
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| Redrying Conditions: | 150~200℃x0.5~1h |
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| Identification color: | 1st Blue, 2nd Blue |
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| Polarity: | AC, DCEP |
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Welding Positions:
Packaging data
| φ mm | Length mm | kg/pack | kg/carton | g/piece | carton mm |
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| 2.6 | 250 | 2 | 20 | 15 | 300W, 100H, 280L |
| 3.2 | 300 | 2 | 20 | 28 | 300W, 95H, 330L |
| 4.0 | 350 | 5 | 20 | 50 | 175W, 120H, 380L |
| 5.0 | 350 | 5 | 20 | 77 | 175W, 120H, 380L |
Composition (all-weld metal mass %)
| | Typical (AC) | Guarantya |
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| C | 0.06 | 0.08 |
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| Si | 0.55 | 1.00 |
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| Mn | 1.5 | 0.5-2.5 |
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| P | 0.02 | 0.04 |
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| S | <0.01 | 0.03 |
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| Ni | 10.1 | 9.0-11.0 |
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| Cr | 19.6 | 18.0-21.0 |
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| Mo | 0.04 | 0.75 |
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| Cu | 0.04 | 0.75 |
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| Nb+Ta | 0.67 | 8xC%-1.00 |
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| Note: aSingle values are maximium. |
Welding parameters (A)
| φ mm | 1F, 1G, 2F, 2G | 3G uphill, 4G |
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| 2.6 | 50-85 | 45-80 |
| 3.2 | 70-115 | 65-110 |
| 4.0 | 95-145 | 85-135 |
| 5.0 | 135-180 | - |
All-weld mechanical properties
| | Typical (AC) | Guaranty |
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| 0.2%YS (MPa) | 470 | - |
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| TS (MPa) | 670 | 518min. |
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| EI on 4d (%) | 34 | 30min. |
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