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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We regularly perform our spirit of ''Innovation bringing progress, Highly-quality making certain subsistence, Administration marketing benefit, Credit score attracting customers for Tungsten Screw And Bolts, Polishing Tungsten Boats, Stranded Tungsten Wires, We are willing to cooperate with business friends from at home and abroad and create a great future together.

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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We retain bettering and perfecting our merchandise and service. At the same time, we do the job actively to do research and improvement for OEM/ODM China High Purity Niobium Bar - Molybdenum Copper Alloy – Forged Tungsten , The product will supply to all over the world, such as: Rome, Dominica, Manchester, Since our establishment, we keep on improving our products and customer service. We are able to provide you with a wide range of high quality hair products at competitive prices. Also we can produce different hair products according to your samples. We insist on high quality and reasonable price. Except this, we provide best OEM service. We warmly welcome OEM orders and customers all over the world to cooperate with us for mutual development in the future.

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Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.