D307 Hardfacing Electrode for Tool Cutting Edge
Price:13833921539電話
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- Address:河北省邢臺市信都區(qū)永康街533號, Zip:
- Contact: 韓吉英
- Tel:13833921539
- Email:2891465062@qq.com
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Description
Additional Information
D307 Hardfacing Welding Electrode
GB/T 984 EDD-D-15
Suitable for hardfacing or repairing medium carbon steel tool edges, worn tools, and other implements.
Low-hydrogen sodium type flux coated CrWV hardfacing electrode.
Direct current electrode positive (DCEP)
Deposited Metal Chemical Composition (%)
| Test Item | C | Cr | W | V | S | P | Total Other Elements |
| GB/T Standard | 0.70～1.00 | 3.80～4.50 | 17.00～19.50 | 1.00～1.50 | ≤0.035 | ≤0.040 | ≤1.50 |
| Example Value | 0.85 | 4.00 | 19.00 | 1.35 | 0.009 | 0.020 | —— |
Hardfacing Metal Hardness (After 540°C Triple Tempering)
| Test Item | HRC(4 layers or more) |
| GB/T Standard | ≥55 |
Reference Current
| Electrode Diameter (mm) | Φ3.2 | Φ4.0 | Φ5.0 |
| Welding Current (A) | 90～130 | 120～170 | 160～210 |
1. Drying requirement: Electrodes must be baked at 300～350°C for 1 hour before use and used while warm.
2. Preheat temperature for small hardfacing parts: 300°C; for large hardfacing parts: 600°C.
| Industry Category: | Hardware & Tools/Welding Materials & Accessories/Welding Rods |
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