We pursue the administration tenet of “Quality is superior, Services is supreme, Standing is first”, and will sincerely create and share success with all customers for Good User Reputation for W75cu25 Tungsten Copper Alloy Welding Electrodes, Our merchandise delight in excellent popularity among our buyers. We welcome consumers, business enterprise associations and good friends from all components with the globe to make contact with us and seek out cooperation for mutual rewards.
We pursue the administration tenet of “Quality is superior, Services is supreme, Standing is first”, and will sincerely create and share success with all customers for W75cu25 Tungsten Copper Alloy Welding Electrodes, Welding Electrode E4303, Welding Electrodes, Our Company policy is “quality first, to be better and stronger, sustainable development” . Our pursuit goals is “for society, customers, employees, partners and enterprises to seek reasonable benefit”. We aspirate to do cooperate with all different the auto parts manufacturers, repair shop, auto peer , then create a beautiful future! Thank you for taking time to browse our website and we would welcome any suggestions you may have that can help us to improve our site.
Chemical composition:
| Main and minor components | Min.content(%) |
| W | 99.97 |
| Impurities | Max.values (μg/g) |
| Al | 15 |
| Cu | 10 |
| Cr | 20 |
| Fe | 30 |
| K | 10 |
| Ni | 20 |
| Si | 20 |
| Mo | 100 |
| C | 30 |
| H | 5 |
| N | 5 |
| O | 20 |
| Cd | 5 |
| Hg | 1 |
| Pb | 5 |
Diameter and tolerances:
| Diameter (mm) | Tolerance (mm) |
| 1.00-2.39 | ±0.05 |
| 2.40-2.99 | ±0.08 |
| 3.0-10.0 | ±0.10 |
Length and tolerance:
| Length (mm) | Tolerance (mm) |
| 50 | ±1.5 |
| 75 | +2.5/-1.0 |
| 150 | +4.0/-1.0 |
| 175 | +6.0/-1.0 |
| 300 | +8.0/-1.0 |
| 450 | +8.0/-1.0 |
| 600 | +13.0/-1.0 |
Straihtness(mm): max. deviation 0.5/100 mm length
Thermal treament: unannealed
Density: ≥19.2g/cm³
Surface: centerless ground