Renewable Design for Polished Molybdenum Bar Rod
Adhering into the principle of “quality, provider, performance and growth”, we now have gained trusts and praises from domestic and intercontinental consumer for Renewable Design for Polished Molybdenum Bar Rod, Using the everlasting aim of “continuous quality improvement, customer satisfaction”, we are sure that our item excellent is secure and responsible and our products and solutions are best-selling at your home and overseas.
Adhering into the principle of “quality, provider, performance and growth”, we now have gained trusts and praises from domestic and intercontinental consumer for Molybdenum, Molybdenum Bar, Molybdenum Rod, We welcome an opportunity to do business with you and hope to have pleasure in attaching further details of our products. Excellent quality, competitive price, punctual delivery and dependable service can be guaranteed. For further inquires please do not hesitate to contact us.
Molybdenum rods Chemical composition:
| Main and minor components | Min.content(%) | ASTM B386 (361) |
| Mo | 99.95 | balance |
| Impurities | Max.values (μg/g) | Max.values (μg/g) |
| Al | 10 | - |
| Cu | 20 | - |
| Cr | 20 | - |
| Fe | 20 | 100 |
| K | 20 | - |
| Ni | 10 | 50 |
| Si | 20 | 100 |
| W | 300 | - |
| C | 30 | 100 |
| H | 10 | 20 |
| N | 10 | 70 |
| O | 40 | - |
| Cd | 5 | - |
| Hg | 1 | - |
| Pb | 5 | - |
Dimensions and tolerances:
| Diameter (mm) | Diameter tolerance (mm) |
| Ground | |
| 0.50-0.99 | ±0.007 |
| 1.00-1.99 | ±0.010 |
| 1.00-2.99 | ±0.015 |
| 3.00-15.9 | ±0.020 |
| 16.0-24.9 | ±0.030 |
| 25.0-34.9 | ±0.050 |
| 35.0-3939 | ±0.060 |
| ≥40.0 | ±0.20 |
| Cleaned | |
| 0.50-4.0 | ±2.0% |
| 4.10-10.0 | ±1.5% |
| 15.0-50.0 | ±0.30 |
| 51.0-75.0 | ±0.40 |
| 75.1-120.0 | ±1.00 |
| 121.0-165.0 | ±1.50 |
| Turned | |
| 40.0-49.9 | ±0.30 |
| 50.0-165.0 | ±0.40 |
Length and straightness:
| Diameter (mm) | Production length (mm) | Stiraightness/Meter (mm) | |
| Cleaned | Ground/turned | ||
| 0.50-0.99 | ＞500 | ＜2.5 | ＜2.5 |
| 1.00-9.90 | ＞300 | ＜2.0 | ＜1.5 |
| 10.0-165.0 | ＞100 | ＜1.5 | ＜1.0 |
Length tolerance:
| Diameter 0.50-30.0 mm | ||||||
| Nominal length (mm) | 6-30 | 30-120 | 120-400 | 400-1000 | 1000-2000 | ＞2000 |
| Length tolerance(mm) | ±0.2 | ±0.3 | ±0.5 | ±0.8 | ±1.2 | ±2.0 |
| Diameter ＞30.0 mm | ||||||
| Nominal length (mm) | 6-30 | 30-120 | 120-400 | 400-1000 | 1000-2000 | ＞2000 |
| Length tolerance(mm) | ±1.0 | ±1.5 | ±2.5 | ±4.0 | ±6.0 | ±8.0 |
Density:
1. 00.50-40.0 mm ≥10.15g/cm³
2. 40.1-80.0 mm ≥10.10g/cm³
3. 80.1-120.0 mm ≥10.00g/cm³
4. 120.1-165.0 mm ≥9.90g/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) | Tensile strength(MPa) | 0.2% Yield Strength(MPa) | Elongation(%) | Hardness(HV 10) |
| 0.50-3.18 | ≥585 | ≥450 | ≥15 | |
| 3.18-10.30 | ≥515 | ≥380 | ≥15 | |
| 10.32-22.20 | ≥620 | ≥515 | ≥18 | 230-280 |
| 22.20-28.60 | ≥585 | ≥480 | ≥15 | 225-270 |
| 28.60-47.60 | ≥515 | ≥450 | ≥10 | 215-260 |
| 47.60-73.00 | ≥480 | ≥415 | ≥10 | 210-250 |
| 73.00-88.90 | ≥450 | ≥380 | ≥10 | 205-240 |
| 89.00-120.9 | ≥450 | ≥380 | ≥5 | 200-240 |
| 121.0-164.9 | ≥450 | ≥380 | ≥5 | 180-240 |
| 165.0 | ≥450 | ≥380 | ≥- | 180-240 |
Surface condition:
| Surface： | Cleaned | Ground | Turned |
| φ0.50-165mm | φ0.50-50.00mm | φ≥40.00mm | |
| Roughness | Diameter (mm) | Ra (μm) Ground | Ra (μm) Turned |
| ≤2.50 | ≤0.80 | - | |
| 2.5-50.0 | ≤1.00 | - | |
| ≥40.0 | - | ≤3.2 |
