SMAW
CR-12S
Stick electrode for 9-12%Cr-W-V-Nb steel
| Features: | - Applied for ASTM A335 Gr. P92 and equivalents
- Excellent creep rupture strength
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| Classification: | AWS A5.5 E9016-G |
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| Redrying Conditions: | 325-375°Cx1h |
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| Identification color: | - |
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| Polarity: | DCEP, AC |
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Welding Positions:
Packaging data
| φ mm | Length mm | kg/pack | kg/carton | g/piece | carton mm |
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| 3.2 | 350 | 5 | 20 | 31 | 170W, 120H, 380L |
| 4.0 | 400 | 5 | 20 | 55 | 170W, 110H, 430L |
| 5.0 | 400 | 5 | 20 | 85 | 170W, 120H, 430L |
Composition (all-weld metal mass %)
| | Typical (DCEP) | Guarantya |
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| C | 0.07 | 0.15 |
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| Si | 0.38 | 0.60 |
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| Mn | 0.94 | 0.50-1.50 |
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| P | 0.01 | 0.03 |
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| S | <0.01 | 0.03 |
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| Ni | 0.46 | 1.50 |
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| Co | 1.57 | 0.50-1.80 |
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| Cr | 9.52 | 8.60-13.00 |
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| Mo | 0.21 | 0.50 |
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| V | 0.30 | 0.50 |
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| Nb | 0.030 | 0.080 |
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| W | 1.56 | 1.30-2.50 |
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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 | 55-85 | 50-80 |
| 3.2 | 75-115 | 70-110 |
| 4.0 | 120-160 | 90-150 |
| 5.0 | 160-220 | - |
All-weld mechanical properties
| | Typical (DCEP) | Guaranty |
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| 0.2%YS (MPa) | 650 | 531min. |
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| TS (MPa) | 700 | 621min. |
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| EI on 4d (%) | 22 | 17min. |
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| IV 0°C (J) | 40 | - |
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| PWHT (°Cxh) | 740x8 | 750±15x8 |
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