To be the stage of realizing dreams of our employees! To build a happier, far more united and far more specialist team! To reach a mutual profit of our customers, suppliers, the society and ourselves for CE Certificate Polished Molybdenum Rod Per Kg, Since the manufacturing unit founded, we have now committed into the progress of new goods. Along with the social and economic pace, we’ll continue to carry forward the spirit of “high excellent, efficiency, innovation, integrity”, and stay with the operating principle of “credit initially, customer 1st, good quality excellent”. We’ll produce a excellent foreseeable future in hair output with our companions.
To be the stage of realizing dreams of our employees! To build a happier, far more united and far more specialist team! To reach a mutual profit of our customers, suppliers, the society and ourselves for Mo Bar, Molybdenum Per Kg, Molybdenum Rod, For more than ten years experience in this filed, our company has gained high reputation from home and abroad. So we welcome friends from all over the world to come and contact us, not only for business, but also for friendship.
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 |