China OEM/ODM China High Purity Niobium Bar - Molybdenum Copper Alloy – Forged Tungsten Manufacturer and Supplier

OEM/ODM China High Purity Niobium Bar - Molybdenum Copper Alloy – Forged Tungsten

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All we do is usually connected with our tenet " Consumer initial, Rely on 1st, devoting around the food stuff packaging and environmental safety for High Purity Tungsten Screw, Tantalum Round Bar/Rod, Tungsten Support Rod, With advantage of industry management, the company has always been committed to supporting customers to become the market leader in their respective industries.

OEM/ODM China High Purity Niobium Bar - Molybdenum Copper Alloy – Forged Tungsten Detail:

Chemical composition:

Main and minor components	Min.content(%)
Mo	67-73
Cu	27-33
Impurities	Max.values (μg/g)
Al	10
Cr	20
Fe	20
K	20
Ni	10
Si	30
W	300
C	100
H	10
N	10
O	1000
Sn	10
Sb	20
Sr	10
V	10
Cd	5
Hg	1
Pb	5

Thickness and width tolerances:

	Tolerances with width	Width tolerance
Thickness(mm)	Max. 400 mm ± mm or % of the thickness	[± mm]
0.20-0.30	0.020	0.5
0.30-0.40	0.030	0.5
0.40-0.60	0.035	1.6
0.60-1.00	0.040	1.6
1.00-1.50	4%	1.6
1.50-2.00	4%	1.6

Lengh tolerance
The length tolerance for all dimensions is maximal +5/-0 mm.

Flatness	max. 4% (measuring procedure on the basis of ASTM B386)
Density	≥ 9,7 g/cm³
Thermal expansion coefficient	≤ 9,5 [10-6 × K-1 ]
Thermal conductivity [λ at 20°C]	150 – 190 [W/mK]
Specific electrical resistance [ρ at 20°C]	≤ 0,040 [µΩm]
[E-Modulus at 20°C]	215 – 240 GPa
Vickers hardness	≥ 180 HV
Appearance	The material will be of uniform quality, free from foreign matter, splits and fractures. Bed sheets (not trimmed) may have small edge cracks.
Surface roughness	Cold-rolled, ground:Ra≤1.5µm
Surface roughness	Cold-rolled: Ra≤1.5µm

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Good quality comes to start with; service is foremost; organization is cooperation" is our enterprise philosophy which is regularly observed and pursued by our firm for OEM/ODM China High Purity Niobium Bar - Molybdenum Copper Alloy – Forged Tungsten , The product will supply to all over the world, such as: Montreal, Denver, Ecuador, We strive for excellence, constant improvement and innovation, is committed to make us the "customer trust" and the "first choice of engineering machinery accessories brand" suppliers. Choose us, sharing a win-win situation!

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