Factory wholesale Niobium Metal Rods - WLa Rod – Forged Tungsten
Factory wholesale Niobium Metal Rods - WLa Rod – Forged Tungsten Detail:
Chemical composition:
| Main and minor components | Min.content(%) | ASTM B760 |
| W | balance | balance |
| La | 0.77-0.94% | |
| La2O3 | 0.90-1.10% | |
| Impurities | Max.values (μg/g) | Max.values (μg/g) |
| Al | 15 | - |
| Cu | 10 | - |
| Cr | 20 | - |
| Fe | 30 | 100 |
| K | 10 | - |
| Ni | 20 | 100 |
| Si | 20 | 100 |
| Mo | 100 | - |
| C | 30 | 100 |
| H | 5 | - |
| N | 5 | 100 |
| Cd | 5 | - |
| Hg | 1 | - |
| Pb | 5 | - |
Diameter and tolerances:
| Diameter (mm) | Tolerance | ||
| Forged | Turned | Ground | |
| 1.20-1.99 | - | ±0.010 | |
| 2.00-2.99 | - | ±0.015 | |
| 3.00-15.9 | - | ±0.020 | |
| 16.0-24.9 | ±0.30 | ±0.030 | |
| 25.0-34.9 | ±0.40 | ±0.050 | |
| 35.0-39.9 | ±0.40 | ±0.30 | ±0.060 |
| 40.0-50.0 | ±0.40 | ±0.30 | ±0.20 |
| 50.0-80.0 | ±1.00 | ±0.40 | - |
Length and straightness:
| Diameter (mm) | Production length (mm) | Stiraightness/Meter (mm) | |
| Cleaned | Ground/turned | ||
| 1.20-10.0 | ≥500 | ＜2.5 | ＜2.5 |
| 10.1-50.0 | ≥300 | ＜2.0 | ＜1.5 |
| 50.1-80.0 | ≥100 | ＜2.0 | ＜1.5 |
Length tolerance:
|
Diameter 1.20-30.0 mm |
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| Nominal length (mm) | ≥15 | 15-120 | 120-400 | 400-1000 | 1000-2000 | ＞2000 |
| Length tolerance(mm) | ±0.2 | ±0.3 | ±0.5 | ±2.0 | ±3.0 | ±4.0 |
|
Diameter ＞30.0 mm |
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| Nominal length (mm) | ≥30 | 30-120 | 120-400 | 400-1000 | 1000-2000 | ＞2000 |
| Length tolerance(mm) | ±0.5 | ±0.8 | ±1.2 | ±4.0 | ±6.0 | ±8.0 |
Density:
| Diameter (mm) | Density (g/cm³) |
| 1.20-6.0 | 18.85 |
| 6.0-40.0 | 18.75 |
| 40.0-80.0 | 18.65 |
Nondestructive testing: For diameters＞15.00 mm: 100% ultrasonic testing. For diameters of 1.2-50.0mm: Eddy curent tests fro ground products visual inspection.
| Diameter(mm) | Hardness(HV 30) |
| 3.0-10.0 | ＞420 |
| 10.0-30.0 | ＞400 |
| 30.0-50.0 | ＞380 |
| ≥50 | ＞350 |
Surface condition:
| Diameter (mm) | Surface condition |
| ≤2.50 | ground Ra≤0.8μm |
| 2.50-30.0 | ground Ra≤1.0μm |
| 30.0-50.0 | ground Ra≤1.2μm |
| ≥50.0 | Turned Ra≤3.2μm |
Product detail pictures:
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Innovation, excellent and reliability are the core values of our company. These principles today much more than ever form the basis of our success as an internationally active mid-size business for Factory wholesale Niobium Metal Rods - WLa Rod – Forged Tungsten , The product will supply to all over the world, such as: Uganda, British, Georgia, Our items have national accreditation requirements for qualified, high quality goods, affordable value, was welcomed by people today all over the world. Our products will continue to enhance within the order and look forward to cooperation with you, Should really any of these products and solutions be of curiosity to you, be sure to letus know. We are likely to be content to offer you a quotation up on receipt of your detailed needs.
By Jean Ascher from Munich - 2018.06.19 10:42
We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.
By Juliet from London - 2017.12.02 14:11
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