Factory wholesale Niobium Metal Rods - OEM Customized Tungsten Darts Tungsten Barrel Blank Bar Per Kg In – Forged Tungsten
Factory wholesale Niobium Metal Rods - OEM Customized Tungsten Darts Tungsten Barrel Blank Bar Per Kg In – Forged Tungsten Detail:
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With this motto in mind, we’ve got become among essentially the most technologically innovative, cost-efficient, and price-competitive manufacturers for Tungsten Heavy Alloy Metal Rod Bar, Tungsten Penetrator Rod Tungsten Billet Rod, Wnife Darts Tungsten For Sale, Being the top solutions of our factory, our solutions series have been tested and won us experienced authority certifications. For additional parameters and item list details, be sure to click the button to acquire additional nformation.
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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Our aim would be to fulfill our shoppers by offering golden company, very good value and good quality for Factory wholesale Niobium Metal Rods - OEM Customized Tungsten Darts Tungsten Barrel Blank Bar Per Kg In – Forged Tungsten , The product will supply to all over the world, such as: Angola , Thailand , Mumbai , Look forward to the future, we'll focus more on the brand building and promotion . And in the process of our brand global strategic layout we welcome more and more partners join us, work together with us based on mutual benefit. Let's develop market by fully utilizing our in depth advantages and strive for building.
By Marian
from Chicago
- 2018.10.31 10:02
We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
By Nicole
from Argentina
- 2017.06.16 18:23
