2017 wholesale priceNiobium Capillary Tube - Factory For 99.95% Pure Wolfram Tungsten Bars Rods For Industry – Forged Tungsten
2017 wholesale priceNiobium Capillary Tube - Factory For 99.95% Pure Wolfram Tungsten Bars Rods For Industry – Forged Tungsten Detail:
Using a full scientific good quality administration system, very good quality and superior faith, we win good standing and occupied this discipline for Factory For 99.95% Pure Wolfram Tungsten Bars Rods For Industry, We often stick with the principle of “Integrity, Efficiency, Innovation and Win-Win business”. Welcome to visit our web page and don’t hesitate to communicate with us. Are you prepared? ? ? Let us go!!!
Using a full scientific good quality administration system, very good quality and superior faith, we win good standing and occupied this discipline for Pure Tungsten Bar, Tungsten Bar, Tungsten Rod, Our company is working by the operation principle of “integrity-based, cooperation created, people oriented, win-win cooperation”. We hope we can have a friendly relationship with businessman from all over the world.
Chemical composition:
Main and minor components | Min.content(%) | ASTM B760 |
W | 99.95 | balance |
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 |
O | 20 | 100 |
Cd | 5 | - |
Hg | 1 | - |
Pb | 5 | - |
Diameter and tolerances:
Diameter (mm) | Tolerance | |||
Straightened | Forged | Turned | Ground | |
0.50-0.99 | - | - | ±0.007 | |
1.00-1.99 | - | - | ±0.010 | |
2.00-2.99 | ±2.0 % | - | ±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 |
40.0-49.9 | - | ±0.40 | ±0.30 | ±0.20 |
50.0-90.0 | - | ±1.00 | ±0.40 | - |
Length and straightness:
Diameter (mm) | Production length (mm) | Stiraightness/Meter (mm) | |
Cleaned | Ground/turned | ||
0.50-10.0 | ≥500 | <2.5 | <2.5 |
10.1-50.0 | ≥300 | <2.0 | <1.5 |
50.1-90.0 | ≥100 | <2.0 | <1.5 |
Length tolerance:
Diameter 0.50-30.0 mm | ||||||
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 | ||||||
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: ≥19.1g/cm³
Nondestructive testing: For diameters>15.00 mm:100% ultrasonic testing. For diameters of 0.50-50.0mm:Eddy curent tests on rods with ground surface.
Diameter(mm) | Hardness (HV 10) |
0.50-2.99 | — |
3.00-9.99 | 420-500 |
10.0-29.9 | 420-480 |
30.0-49.9 | 380-460 |
≥50 | >350 |
Surface condition:
Diameter (mm) | Surface condition |
0.50-90.0 | Chemical cleaned |
≥40.0 | Turned Ra ≤3.2μm |
0.50-30 | Centerless ground Ra≤1.0μm |
≥40.0 | - Centerless ground Ra≤1.2μm |
Product detail pictures:
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Our solutions are widely regarded and trustworthy by consumers and may meet continually modifying financial and social requirements for 2017 wholesale priceNiobium Capillary Tube - Factory For 99.95% Pure Wolfram Tungsten Bars Rods For Industry – Forged Tungsten , The product will supply to all over the world, such as: Swiss, Victoria, Serbia, We have developed large markets in many countries, such as Europe and the United States, Eastern Europe and Eastern Asia. Meanwhile with the powerful predominance in persons with ability, strict production management and business concept.we constantly carry on self-innovation, technological innovation, managing innovation and business concept innovation. To follow the world markets fashion, new products are kept on researching and providing to guarantee our competitive advantage in styles, quality, price and service.
By Grace from Hyderabad - 2018.10.09 19:07
Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!
By Odelette from Singapore - 2018.02.21 12:14