2017 Good Quality Niobium Seamless Tube - Wholesale Discount Wolfram Tungsten Rod,Flexible Metal Rod,Solid Carbide Rod In Stock (quick Delivery) – Forged Tungsten
2017 Good Quality Niobium Seamless Tube - Wholesale Discount Wolfram Tungsten Rod,Flexible Metal Rod,Solid Carbide Rod In Stock (quick Delivery) – Forged Tungsten Detail:
We have now our possess revenue group, design staff, technical crew, QC team and package group. We now have strict excellent regulate procedures for each process. Also, all of our workers are experienced in printing subject for Wholesale Discount Wolfram Tungsten Rod,Flexible Metal Rod,Solid Carbide Rod In Stock (quick Delivery), We just take top quality as the foundation of our accomplishment. Thus, we focus on the manufacture in the most effective high-quality solutions. A strict good quality management system has been created to ensure the caliber of the products and solutions.
We have now our possess revenue group, design staff, technical crew, QC team and package group. We now have strict excellent regulate procedures for each process. Also, all of our workers are experienced in printing subject for Solid Carbide Rod In Stock, Tungsten Carbide Welding Rod, Wolfram Tungsten Rod, We focus on providing service for our clients as a key element in strengthening our long-term relationships. Our continual availability of high grade goods in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market. We’ve been willing to cooperate with business friends from at home and abroad and create a great future together.
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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We have advanced equipment. Our products are exported to the USA, the UK and so on, enjoying a good reputation among customers for 2017 Good Quality Niobium Seamless Tube - Wholesale Discount Wolfram Tungsten Rod,Flexible Metal Rod,Solid Carbide Rod In Stock (quick Delivery) – Forged Tungsten , The product will supply to all over the world, such as: Angola, Mexico, America, Our company abides by the management idea of "keep innovation, pursue excellence". On the basis of assuring the advantages of existing products, we continuously strengthen and extend product development. Our company insists on innovation to promote the sustainable development of enterprise, and make us become the domestic high-quality suppliers.
By Johnny from Lyon - 2017.09.22 11:32
The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
By Roland Jacka from Pakistan - 2018.11.22 12:28
